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-rw-r--r--Documentation/block/biodoc.txt7
-rw-r--r--arch/m68k/emu/nfblock.c2
-rw-r--r--arch/powerpc/sysdev/axonram.c3
-rw-r--r--block/blk-core.c36
-rw-r--r--block/blk-flush.c2
-rw-r--r--block/blk-lib.c12
-rw-r--r--block/blk-map.c6
-rw-r--r--block/blk-merge.c4
-rw-r--r--block/blk-mq.c2
-rw-r--r--block/blk-throttle.c14
-rw-r--r--block/elevator.c2
-rw-r--r--drivers/block/aoe/aoecmd.c6
-rw-r--r--drivers/block/brd.c4
-rw-r--r--drivers/block/drbd/drbd_actlog.c2
-rw-r--r--drivers/block/drbd/drbd_bitmap.c2
-rw-r--r--drivers/block/drbd/drbd_receiver.c6
-rw-r--r--drivers/block/drbd/drbd_req.c6
-rw-r--r--drivers/block/drbd/drbd_req.h2
-rw-r--r--drivers/block/floppy.c4
-rw-r--r--drivers/block/loop.c4
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c7
-rw-r--r--drivers/block/nvme-core.c25
-rw-r--r--drivers/block/pktcdvd.c54
-rw-r--r--drivers/block/ps3disk.c2
-rw-r--r--drivers/block/ps3vram.c2
-rw-r--r--drivers/block/rbd.c21
-rw-r--r--drivers/block/rsxx/dev.c6
-rw-r--r--drivers/block/rsxx/dma.c4
-rw-r--r--drivers/block/umem.c9
-rw-r--r--drivers/block/xen-blkback/blkback.c2
-rw-r--r--drivers/block/xen-blkfront.c2
-rw-r--r--drivers/md/bcache/btree.c4
-rw-r--r--drivers/md/bcache/debug.c2
-rw-r--r--drivers/md/bcache/io.c26
-rw-r--r--drivers/md/bcache/journal.c12
-rw-r--r--drivers/md/bcache/movinggc.c4
-rw-r--r--drivers/md/bcache/request.c58
-rw-r--r--drivers/md/bcache/super.c16
-rw-r--r--drivers/md/bcache/util.c4
-rw-r--r--drivers/md/bcache/writeback.c6
-rw-r--r--drivers/md/bcache/writeback.h2
-rw-r--r--drivers/md/dm-bio-record.h12
-rw-r--r--drivers/md/dm-bufio.c2
-rw-r--r--drivers/md/dm-cache-policy-mq.c4
-rw-r--r--drivers/md/dm-cache-target.c22
-rw-r--r--drivers/md/dm-crypt.c19
-rw-r--r--drivers/md/dm-delay.c7
-rw-r--r--drivers/md/dm-flakey.c7
-rw-r--r--drivers/md/dm-io.c6
-rw-r--r--drivers/md/dm-linear.c3
-rw-r--r--drivers/md/dm-raid1.c16
-rw-r--r--drivers/md/dm-region-hash.c3
-rw-r--r--drivers/md/dm-snap.c18
-rw-r--r--drivers/md/dm-stripe.c13
-rw-r--r--drivers/md/dm-switch.c4
-rw-r--r--drivers/md/dm-thin.c22
-rw-r--r--drivers/md/dm-verity.c8
-rw-r--r--drivers/md/dm.c25
-rw-r--r--drivers/md/faulty.c19
-rw-r--r--drivers/md/linear.c12
-rw-r--r--drivers/md/md.c10
-rw-r--r--drivers/md/multipath.c13
-rw-r--r--drivers/md/raid0.c16
-rw-r--r--drivers/md/raid1.c75
-rw-r--r--drivers/md/raid10.c91
-rw-r--r--drivers/md/raid5.c72
-rw-r--r--drivers/s390/block/dcssblk.c5
-rw-r--r--drivers/s390/block/xpram.c9
-rw-r--r--drivers/scsi/osd/osd_initiator.c2
-rw-r--r--drivers/staging/lustre/lustre/llite/lloop.c12
-rw-r--r--drivers/staging/zram/zram_drv.c14
-rw-r--r--drivers/target/target_core_iblock.c2
-rw-r--r--fs/bio-integrity.c8
-rw-r--r--fs/bio.c56
-rw-r--r--fs/btrfs/check-integrity.c8
-rw-r--r--fs/btrfs/compression.c17
-rw-r--r--fs/btrfs/extent_io.c14
-rw-r--r--fs/btrfs/file-item.c19
-rw-r--r--fs/btrfs/inode.c22
-rw-r--r--fs/btrfs/raid56.c22
-rw-r--r--fs/btrfs/scrub.c12
-rw-r--r--fs/btrfs/volumes.c12
-rw-r--r--fs/buffer.c12
-rw-r--r--fs/direct-io.c4
-rw-r--r--fs/ext4/page-io.c4
-rw-r--r--fs/f2fs/data.c2
-rw-r--r--fs/f2fs/segment.c2
-rw-r--r--fs/gfs2/lops.c2
-rw-r--r--fs/gfs2/ops_fstype.c2
-rw-r--r--fs/hfsplus/wrapper.c2
-rw-r--r--fs/jfs/jfs_logmgr.c12
-rw-r--r--fs/jfs/jfs_metapage.c9
-rw-r--r--fs/logfs/dev_bdev.c20
-rw-r--r--fs/mpage.c2
-rw-r--r--fs/nfs/blocklayout/blocklayout.c9
-rw-r--r--fs/nilfs2/segbuf.c3
-rw-r--r--fs/ocfs2/cluster/heartbeat.c2
-rw-r--r--fs/xfs/xfs_aops.c2
-rw-r--r--fs/xfs/xfs_buf.c4
-rw-r--r--include/linux/bio.h16
-rw-r--r--include/linux/blk_types.h19
-rw-r--r--include/trace/events/bcache.h26
-rw-r--r--include/trace/events/block.h26
-rw-r--r--include/trace/events/f2fs.h4
-rw-r--r--kernel/power/block_io.c2
-rw-r--r--kernel/trace/blktrace.c15
-rw-r--r--mm/page_io.c10
107 files changed, 700 insertions, 638 deletions
diff --git a/Documentation/block/biodoc.txt b/Documentation/block/biodoc.txt
index 8df5e8e..2101e71 100644
--- a/Documentation/block/biodoc.txt
+++ b/Documentation/block/biodoc.txt
@@ -447,14 +447,13 @@ struct bio_vec {
* main unit of I/O for the block layer and lower layers (ie drivers)
*/
struct bio {
- sector_t bi_sector;
struct bio *bi_next; /* request queue link */
struct block_device *bi_bdev; /* target device */
unsigned long bi_flags; /* status, command, etc */
unsigned long bi_rw; /* low bits: r/w, high: priority */
unsigned int bi_vcnt; /* how may bio_vec's */
- unsigned int bi_idx; /* current index into bio_vec array */
+ struct bvec_iter bi_iter; /* current index into bio_vec array */
unsigned int bi_size; /* total size in bytes */
unsigned short bi_phys_segments; /* segments after physaddr coalesce*/
@@ -480,7 +479,7 @@ With this multipage bio design:
- Code that traverses the req list can find all the segments of a bio
by using rq_for_each_segment. This handles the fact that a request
has multiple bios, each of which can have multiple segments.
-- Drivers which can't process a large bio in one shot can use the bi_idx
+- Drivers which can't process a large bio in one shot can use the bi_iter
field to keep track of the next bio_vec entry to process.
(e.g a 1MB bio_vec needs to be handled in max 128kB chunks for IDE)
[TBD: Should preferably also have a bi_voffset and bi_vlen to avoid modifying
@@ -589,7 +588,7 @@ driver should not modify these values. The block layer sets up the
nr_sectors and current_nr_sectors fields (based on the corresponding
hard_xxx values and the number of bytes transferred) and updates it on
every transfer that invokes end_that_request_first. It does the same for the
-buffer, bio, bio->bi_idx fields too.
+buffer, bio, bio->bi_iter fields too.
The buffer field is just a virtual address mapping of the current segment
of the i/o buffer in cases where the buffer resides in low-memory. For high
diff --git a/arch/m68k/emu/nfblock.c b/arch/m68k/emu/nfblock.c
index 0721858..0a9d0b3 100644
--- a/arch/m68k/emu/nfblock.c
+++ b/arch/m68k/emu/nfblock.c
@@ -64,7 +64,7 @@ static void nfhd_make_request(struct request_queue *queue, struct bio *bio)
struct nfhd_device *dev = queue->queuedata;
struct bio_vec *bvec;
int i, dir, len, shift;
- sector_t sec = bio->bi_sector;
+ sector_t sec = bio->bi_iter.bi_sector;
dir = bio_data_dir(bio);
shift = dev->bshift;
diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c
index 1c16141..f33bcba 100644
--- a/arch/powerpc/sysdev/axonram.c
+++ b/arch/powerpc/sysdev/axonram.c
@@ -113,7 +113,8 @@ axon_ram_make_request(struct request_queue *queue, struct bio *bio)
unsigned int transfered;
unsigned short idx;
- phys_mem = bank->io_addr + (bio->bi_sector << AXON_RAM_SECTOR_SHIFT);
+ phys_mem = bank->io_addr + (bio->bi_iter.bi_sector <<
+ AXON_RAM_SECTOR_SHIFT);
phys_end = bank->io_addr + bank->size;
transfered = 0;
bio_for_each_segment(vec, bio, idx) {
diff --git a/block/blk-core.c b/block/blk-core.c
index 8bdd012..5c2ab2c 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -130,7 +130,7 @@ static void req_bio_endio(struct request *rq, struct bio *bio,
bio_advance(bio, nbytes);
/* don't actually finish bio if it's part of flush sequence */
- if (bio->bi_size == 0 && !(rq->cmd_flags & REQ_FLUSH_SEQ))
+ if (bio->bi_iter.bi_size == 0 && !(rq->cmd_flags & REQ_FLUSH_SEQ))
bio_endio(bio, error);
}
@@ -1326,7 +1326,7 @@ void blk_add_request_payload(struct request *rq, struct page *page,
bio->bi_io_vec->bv_offset = 0;
bio->bi_io_vec->bv_len = len;
- bio->bi_size = len;
+ bio->bi_iter.bi_size = len;
bio->bi_vcnt = 1;
bio->bi_phys_segments = 1;
@@ -1351,7 +1351,7 @@ bool bio_attempt_back_merge(struct request_queue *q, struct request *req,
req->biotail->bi_next = bio;
req->biotail = bio;
- req->__data_len += bio->bi_size;
+ req->__data_len += bio->bi_iter.bi_size;
req->ioprio = ioprio_best(req->ioprio, bio_prio(bio));
blk_account_io_start(req, false);
@@ -1380,8 +1380,8 @@ bool bio_attempt_front_merge(struct request_queue *q, struct request *req,
* not touch req->buffer either...
*/
req->buffer = bio_data(bio);
- req->__sector = bio->bi_sector;
- req->__data_len += bio->bi_size;
+ req->__sector = bio->bi_iter.bi_sector;
+ req->__data_len += bio->bi_iter.bi_size;
req->ioprio = ioprio_best(req->ioprio, bio_prio(bio));
blk_account_io_start(req, false);
@@ -1459,7 +1459,7 @@ void init_request_from_bio(struct request *req, struct bio *bio)
req->cmd_flags |= REQ_FAILFAST_MASK;
req->errors = 0;
- req->__sector = bio->bi_sector;
+ req->__sector = bio->bi_iter.bi_sector;
req->ioprio = bio_prio(bio);
blk_rq_bio_prep(req->q, req, bio);
}
@@ -1583,12 +1583,12 @@ static inline void blk_partition_remap(struct bio *bio)
if (bio_sectors(bio) && bdev != bdev->bd_contains) {
struct hd_struct *p = bdev->bd_part;
- bio->bi_sector += p->start_sect;
+ bio->bi_iter.bi_sector += p->start_sect;
bio->bi_bdev = bdev->bd_contains;
trace_block_bio_remap(bdev_get_queue(bio->bi_bdev), bio,
bdev->bd_dev,
- bio->bi_sector - p->start_sect);
+ bio->bi_iter.bi_sector - p->start_sect);
}
}
@@ -1654,7 +1654,7 @@ static inline int bio_check_eod(struct bio *bio, unsigned int nr_sectors)
/* Test device or partition size, when known. */
maxsector = i_size_read(bio->bi_bdev->bd_inode) >> 9;
if (maxsector) {
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
if (maxsector < nr_sectors || maxsector - nr_sectors < sector) {
/*
@@ -1690,7 +1690,7 @@ generic_make_request_checks(struct bio *bio)
"generic_make_request: Trying to access "
"nonexistent block-device %s (%Lu)\n",
bdevname(bio->bi_bdev, b),
- (long long) bio->bi_sector);
+ (long long) bio->bi_iter.bi_sector);
goto end_io;
}
@@ -1704,9 +1704,9 @@ generic_make_request_checks(struct bio *bio)
}
part = bio->bi_bdev->bd_part;
- if (should_fail_request(part, bio->bi_size) ||
+ if (should_fail_request(part, bio->bi_iter.bi_size) ||
should_fail_request(&part_to_disk(part)->part0,
- bio->bi_size))
+ bio->bi_iter.bi_size))
goto end_io;
/*
@@ -1865,7 +1865,7 @@ void submit_bio(int rw, struct bio *bio)
if (rw & WRITE) {
count_vm_events(PGPGOUT, count);
} else {
- task_io_account_read(bio->bi_size);
+ task_io_account_read(bio->bi_iter.bi_size);
count_vm_events(PGPGIN, count);
}
@@ -1874,7 +1874,7 @@ void submit_bio(int rw, struct bio *bio)
printk(KERN_DEBUG "%s(%d): %s block %Lu on %s (%u sectors)\n",
current->comm, task_pid_nr(current),
(rw & WRITE) ? "WRITE" : "READ",
- (unsigned long long)bio->bi_sector,
+ (unsigned long long)bio->bi_iter.bi_sector,
bdevname(bio->bi_bdev, b),
count);
}
@@ -2007,7 +2007,7 @@ unsigned int blk_rq_err_bytes(const struct request *rq)
for (bio = rq->bio; bio; bio = bio->bi_next) {
if ((bio->bi_rw & ff) != ff)
break;
- bytes += bio->bi_size;
+ bytes += bio->bi_iter.bi_size;
}
/* this could lead to infinite loop */
@@ -2378,9 +2378,9 @@ bool blk_update_request(struct request *req, int error, unsigned int nr_bytes)
total_bytes = 0;
while (req->bio) {
struct bio *bio = req->bio;
- unsigned bio_bytes = min(bio->bi_size, nr_bytes);
+ unsigned bio_bytes = min(bio->bi_iter.bi_size, nr_bytes);
- if (bio_bytes == bio->bi_size)
+ if (bio_bytes == bio->bi_iter.bi_size)
req->bio = bio->bi_next;
req_bio_endio(req, bio, bio_bytes, error);
@@ -2728,7 +2728,7 @@ void blk_rq_bio_prep(struct request_queue *q, struct request *rq,
rq->nr_phys_segments = bio_phys_segments(q, bio);
rq->buffer = bio_data(bio);
}
- rq->__data_len = bio->bi_size;
+ rq->__data_len = bio->bi_iter.bi_size;
rq->bio = rq->biotail = bio;
if (bio->bi_bdev)
diff --git a/block/blk-flush.c b/block/blk-flush.c
index fb6f3c0..9288aaf 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -548,7 +548,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask,
* copied from blk_rq_pos(rq).
*/
if (error_sector)
- *error_sector = bio->bi_sector;
+ *error_sector = bio->bi_iter.bi_sector;
bio_put(bio);
return ret;
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 9b5b561..2da76c9 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -108,12 +108,12 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
req_sects = end_sect - sector;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = bio_batch_end_io;
bio->bi_bdev = bdev;
bio->bi_private = &bb;
- bio->bi_size = req_sects << 9;
+ bio->bi_iter.bi_size = req_sects << 9;
nr_sects -= req_sects;
sector = end_sect;
@@ -174,7 +174,7 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
break;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = bio_batch_end_io;
bio->bi_bdev = bdev;
bio->bi_private = &bb;
@@ -184,11 +184,11 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector,
bio->bi_io_vec->bv_len = bdev_logical_block_size(bdev);
if (nr_sects > max_write_same_sectors) {
- bio->bi_size = max_write_same_sectors << 9;
+ bio->bi_iter.bi_size = max_write_same_sectors << 9;
nr_sects -= max_write_same_sectors;
sector += max_write_same_sectors;
} else {
- bio->bi_size = nr_sects << 9;
+ bio->bi_iter.bi_size = nr_sects << 9;
nr_sects = 0;
}
@@ -240,7 +240,7 @@ int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
break;
}
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_end_io = bio_batch_end_io;
bio->bi_private = &bb;
diff --git a/block/blk-map.c b/block/blk-map.c
index 623e1cd..ae4ae10 100644
--- a/block/blk-map.c
+++ b/block/blk-map.c
@@ -20,7 +20,7 @@ int blk_rq_append_bio(struct request_queue *q, struct request *rq,
rq->biotail->bi_next = bio;
rq->biotail = bio;
- rq->__data_len += bio->bi_size;
+ rq->__data_len += bio->bi_iter.bi_size;
}
return 0;
}
@@ -76,7 +76,7 @@ static int __blk_rq_map_user(struct request_queue *q, struct request *rq,
ret = blk_rq_append_bio(q, rq, bio);
if (!ret)
- return bio->bi_size;
+ return bio->bi_iter.bi_size;
/* if it was boucned we must call the end io function */
bio_endio(bio, 0);
@@ -220,7 +220,7 @@ int blk_rq_map_user_iov(struct request_queue *q, struct request *rq,
if (IS_ERR(bio))
return PTR_ERR(bio);
- if (bio->bi_size != len) {
+ if (bio->bi_iter.bi_size != len) {
/*
* Grab an extra reference to this bio, as bio_unmap_user()
* expects to be able to drop it twice as it happens on the
diff --git a/block/blk-merge.c b/block/blk-merge.c
index 1ffc589..03bc083 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -543,9 +543,9 @@ bool blk_rq_merge_ok(struct request *rq, struct bio *bio)
int blk_try_merge(struct request *rq, struct bio *bio)
{
- if (blk_rq_pos(rq) + blk_rq_sectors(rq) == bio->bi_sector)
+ if (blk_rq_pos(rq) + blk_rq_sectors(rq) == bio->bi_iter.bi_sector)
return ELEVATOR_BACK_MERGE;
- else if (blk_rq_pos(rq) - bio_sectors(bio) == bio->bi_sector)
+ else if (blk_rq_pos(rq) - bio_sectors(bio) == bio->bi_iter.bi_sector)
return ELEVATOR_FRONT_MERGE;
return ELEVATOR_NO_MERGE;
}
diff --git a/block/blk-mq.c b/block/blk-mq.c
index cdc629c..e4fbcc3 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -301,7 +301,7 @@ void blk_mq_complete_request(struct request *rq, int error)
struct bio *next = bio->bi_next;
bio->bi_next = NULL;
- bytes += bio->bi_size;
+ bytes += bio->bi_iter.bi_size;
blk_mq_bio_endio(rq, bio, error);
bio = next;
}
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 0653404..20f82003 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -877,14 +877,14 @@ static bool tg_with_in_bps_limit(struct throtl_grp *tg, struct bio *bio,
do_div(tmp, HZ);
bytes_allowed = tmp;
- if (tg->bytes_disp[rw] + bio->bi_size <= bytes_allowed) {
+ if (tg->bytes_disp[rw] + bio->bi_iter.bi_size <= bytes_allowed) {
if (wait)
*wait = 0;
return 1;
}
/* Calc approx time to dispatch */
- extra_bytes = tg->bytes_disp[rw] + bio->bi_size - bytes_allowed;
+ extra_bytes = tg->bytes_disp[rw] + bio->bi_iter.bi_size - bytes_allowed;
jiffy_wait = div64_u64(extra_bytes * HZ, tg->bps[rw]);
if (!jiffy_wait)
@@ -987,7 +987,7 @@ static void throtl_charge_bio(struct throtl_grp *tg, struct bio *bio)
bool rw = bio_data_dir(bio);
/* Charge the bio to the group */
- tg->bytes_disp[rw] += bio->bi_size;
+ tg->bytes_disp[rw] += bio->bi_iter.bi_size;
tg->io_disp[rw]++;
/*
@@ -1003,8 +1003,8 @@ static void throtl_charge_bio(struct throtl_grp *tg, struct bio *bio)
*/
if (!(bio->bi_rw & REQ_THROTTLED)) {
bio->bi_rw |= REQ_THROTTLED;
- throtl_update_dispatch_stats(tg_to_blkg(tg), bio->bi_size,
- bio->bi_rw);
+ throtl_update_dispatch_stats(tg_to_blkg(tg),
+ bio->bi_iter.bi_size, bio->bi_rw);
}
}
@@ -1508,7 +1508,7 @@ bool blk_throtl_bio(struct request_queue *q, struct bio *bio)
if (tg) {
if (!tg->has_rules[rw]) {
throtl_update_dispatch_stats(tg_to_blkg(tg),
- bio->bi_size, bio->bi_rw);
+ bio->bi_iter.bi_size, bio->bi_rw);
goto out_unlock_rcu;
}
}
@@ -1564,7 +1564,7 @@ bool blk_throtl_bio(struct request_queue *q, struct bio *bio)
/* out-of-limit, queue to @tg */
throtl_log(sq, "[%c] bio. bdisp=%llu sz=%u bps=%llu iodisp=%u iops=%u queued=%d/%d",
rw == READ ? 'R' : 'W',
- tg->bytes_disp[rw], bio->bi_size, tg->bps[rw],
+ tg->bytes_disp[rw], bio->bi_iter.bi_size, tg->bps[rw],
tg->io_disp[rw], tg->iops[rw],
sq->nr_queued[READ], sq->nr_queued[WRITE]);
diff --git a/block/elevator.c b/block/elevator.c
index b7ff286..42c45a7 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -440,7 +440,7 @@ int elv_merge(struct request_queue *q, struct request **req, struct bio *bio)
/*
* See if our hash lookup can find a potential backmerge.
*/
- __rq = elv_rqhash_find(q, bio->bi_sector);
+ __rq = elv_rqhash_find(q, bio->bi_iter.bi_sector);
if (__rq && elv_rq_merge_ok(__rq, bio)) {
*req = __rq;
return ELEVATOR_BACK_MERGE;
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index d251543..877ba11 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -929,8 +929,8 @@ bufinit(struct buf *buf, struct request *rq, struct bio *bio)
memset(buf, 0, sizeof(*buf));
buf->rq = rq;
buf->bio = bio;
- buf->resid = bio->bi_size;
- buf->sector = bio->bi_sector;
+ buf->resid = bio->bi_iter.bi_size;
+ buf->sector = bio->bi_iter.bi_sector;
bio_pageinc(bio);
buf->bv = bio_iovec(bio);
buf->bv_resid = buf->bv->bv_len;
@@ -1152,7 +1152,7 @@ aoe_end_request(struct aoedev *d, struct request *rq, int fastfail)
do {
bio = rq->bio;
bok = !fastfail && test_bit(BIO_UPTODATE, &bio->bi_flags);
- } while (__blk_end_request(rq, bok ? 0 : -EIO, bio->bi_size));
+ } while (__blk_end_request(rq, bok ? 0 : -EIO, bio->bi_iter.bi_size));
/* cf. http://lkml.org/lkml/2006/10/31/28 */
if (!fastfail)
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index d91f1a5..66f5aaa 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -333,13 +333,13 @@ static void brd_make_request(struct request_queue *q, struct bio *bio)
int i;
int err = -EIO;
- sector = bio->bi_sector;
+ sector = bio->bi_iter.bi_sector;
if (bio_end_sector(bio) > get_capacity(bdev->bd_disk))
goto out;
if (unlikely(bio->bi_rw & REQ_DISCARD)) {
err = 0;
- discard_from_brd(brd, sector, bio->bi_size);
+ discard_from_brd(brd, sector, bio->bi_iter.bi_size);
goto out;
}
diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c
index 28c73ca..a9b13f2 100644
--- a/drivers/block/drbd/drbd_actlog.c
+++ b/drivers/block/drbd/drbd_actlog.c
@@ -159,7 +159,7 @@ static int _drbd_md_sync_page_io(struct drbd_conf *mdev,
bio = bio_alloc_drbd(GFP_NOIO);
bio->bi_bdev = bdev->md_bdev;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
err = -EIO;
if (bio_add_page(bio, page, size, 0) != size)
goto out;
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index b12c11e..597f111 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -1028,7 +1028,7 @@ static void bm_page_io_async(struct bm_aio_ctx *ctx, int page_nr, int rw) __must
} else
page = b->bm_pages[page_nr];
bio->bi_bdev = mdev->ldev->md_bdev;
- bio->bi_sector = on_disk_sector;
+ bio->bi_iter.bi_sector = on_disk_sector;
/* bio_add_page of a single page to an empty bio will always succeed,
* according to api. Do we want to assert that? */
bio_add_page(bio, page, len, 0);
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 6fa6673..5326c22 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1333,7 +1333,7 @@ next_bio:
goto fail;
}
/* > peer_req->i.sector, unless this is the first bio */
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = mdev->ldev->backing_bdev;
bio->bi_rw = rw;
bio->bi_private = peer_req;
@@ -1353,7 +1353,7 @@ next_bio:
dev_err(DEV,
"bio_add_page failed for len=%u, "
"bi_vcnt=0 (bi_sector=%llu)\n",
- len, (unsigned long long)bio->bi_sector);
+ len, (uint64_t)bio->bi_iter.bi_sector);
err = -ENOSPC;
goto fail;
}
@@ -1615,7 +1615,7 @@ static int recv_dless_read(struct drbd_conf *mdev, struct drbd_request *req,
mdev->recv_cnt += data_size>>9;
bio = req->master_bio;
- D_ASSERT(sector == bio->bi_sector);
+ D_ASSERT(sector == bio->bi_iter.bi_sector);
bio_for_each_segment(bvec, bio, i) {
void *mapped = kmap(bvec->bv_page) + bvec->bv_offset;
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index fec7bef..104a040 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -77,8 +77,8 @@ static struct drbd_request *drbd_req_new(struct drbd_conf *mdev,
req->epoch = 0;
drbd_clear_interval(&req->i);
- req->i.sector = bio_src->bi_sector;
- req->i.size = bio_src->bi_size;
+ req->i.sector = bio_src->bi_iter.bi_sector;
+ req->i.size = bio_src->bi_iter.bi_size;
req->i.local = true;
req->i.waiting = false;
@@ -1280,7 +1280,7 @@ void drbd_make_request(struct request_queue *q, struct bio *bio)
/*
* what we "blindly" assume:
*/
- D_ASSERT(IS_ALIGNED(bio->bi_size, 512));
+ D_ASSERT(IS_ALIGNED(bio->bi_iter.bi_size, 512));
inc_ap_bio(mdev);
__drbd_make_request(mdev, bio, start_time);
diff --git a/drivers/block/drbd/drbd_req.h b/drivers/block/drbd/drbd_req.h
index 978cb1a..28e15d9 100644
--- a/drivers/block/drbd/drbd_req.h
+++ b/drivers/block/drbd/drbd_req.h
@@ -269,7 +269,7 @@ static inline void drbd_req_make_private_bio(struct drbd_request *req, struct bi
/* Short lived temporary struct on the stack.
* We could squirrel the error to be returned into
- * bio->bi_size, or similar. But that would be too ugly. */
+ * bio->bi_iter.bi_size, or similar. But that would be too ugly. */
struct bio_and_error {
struct bio *bio;
int error;
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 000abe2..6a86fe7 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3775,9 +3775,9 @@ static int __floppy_read_block_0(struct block_device *bdev)
bio_vec.bv_len = size;
bio_vec.bv_offset = 0;
bio.bi_vcnt = 1;
- bio.bi_size = size;
+ bio.bi_iter.bi_size = size;
bio.bi_bdev = bdev;
- bio.bi_sector = 0;
+ bio.bi_iter.bi_sector = 0;
bio.bi_flags = (1 << BIO_QUIET);
init_completion(&complete);
bio.bi_private = &complete;
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index c8dac73..f5e3998 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -415,7 +415,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
loff_t pos;
int ret;
- pos = ((loff_t) bio->bi_sector << 9) + lo->lo_offset;
+ pos = ((loff_t) bio->bi_iter.bi_sector << 9) + lo->lo_offset;
if (bio_rw(bio) == WRITE) {
struct file *file = lo->lo_backing_file;
@@ -444,7 +444,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
goto out;
}
ret = file->f_op->fallocate(file, mode, pos,
- bio->bi_size);
+ bio->bi_iter.bi_size);
if (unlikely(ret && ret != -EINVAL &&
ret != -EOPNOTSUPP))
ret = -EIO;
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 050c712..69e9eb5 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -3993,7 +3993,7 @@ static void mtip_make_request(struct request_queue *queue, struct bio *bio)
}
if (unlikely(bio->bi_rw & REQ_DISCARD)) {
- bio_endio(bio, mtip_send_trim(dd, bio->bi_sector,
+ bio_endio(bio, mtip_send_trim(dd, bio->bi_iter.bi_sector,
bio_sectors(bio)));
return;
}
@@ -4006,7 +4006,8 @@ static void mtip_make_request(struct request_queue *queue, struct bio *bio)
if (bio_data_dir(bio) == WRITE && bio_sectors(bio) <= 64 &&
dd->unal_qdepth) {
- if (bio->bi_sector % 8 != 0) /* Unaligned on 4k boundaries */
+ if (bio->bi_iter.bi_sector % 8 != 0)
+ /* Unaligned on 4k boundaries */
unaligned = 1;
else if (bio_sectors(bio) % 8 != 0) /* Aligned but not 4k/8k */
unaligned = 1;
@@ -4035,7 +4036,7 @@ static void mtip_make_request(struct request_queue *queue, struct bio *bio)
/* Issue the read/write. */
mtip_hw_submit_io(dd,
- bio->bi_sector,
+ bio->bi_iter.bi_sector,
bio_sectors(bio),
nents,
tag,
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c
index 26d03fa..53d2173 100644
--- a/drivers/block/nvme-core.c
+++ b/drivers/block/nvme-core.c
@@ -468,7 +468,7 @@ static struct nvme_bio_pair *nvme_bio_split(struct bio *bio, int idx,
{
struct nvme_bio_pair *bp;
- BUG_ON(len > bio->bi_size);
+ BUG_ON(len > bio->bi_iter.bi_size);
BUG_ON(idx > bio->bi_vcnt);
bp = kmalloc(sizeof(*bp), GFP_ATOMIC);
@@ -479,11 +479,11 @@ static struct nvme_bio_pair *nvme_bio_split(struct bio *bio, int idx,
bp->b1 = *bio;
bp->b2 = *bio;
- bp->b1.bi_size = len;
- bp->b2.bi_size -= len;
+ bp->b1.bi_iter.bi_size = len;
+ bp->b2.bi_iter.bi_size -= len;
bp->b1.bi_vcnt = idx;
- bp->b2.bi_idx = idx;
- bp->b2.bi_sector += len >> 9;
+ bp->b2.bi_iter.bi_idx = idx;
+ bp->b2.bi_iter.bi_sector += len >> 9;
if (offset) {
bp->bv1 = kmalloc(bio->bi_max_vecs * sizeof(struct bio_vec),
@@ -552,11 +552,12 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
{
struct bio_vec *bvec, *bvprv = NULL;
struct scatterlist *sg = NULL;
- int i, length = 0, nsegs = 0, split_len = bio->bi_size;
+ int i, length = 0, nsegs = 0, split_len = bio->bi_iter.bi_size;
if (nvmeq->dev->stripe_size)
split_len = nvmeq->dev->stripe_size -
- ((bio->bi_sector << 9) & (nvmeq->dev->stripe_size - 1));
+ ((bio->bi_iter.bi_sector << 9) &
+ (nvmeq->dev->stripe_size - 1));
sg_init_table(iod->sg, psegs);
bio_for_each_segment(bvec, bio, i) {
@@ -584,7 +585,7 @@ static int nvme_map_bio(struct nvme_queue *nvmeq, struct nvme_iod *iod,
if (dma_map_sg(nvmeq->q_dmadev, iod->sg, iod->nents, dma_dir) == 0)
return -ENOMEM;
- BUG_ON(length != bio->bi_size);
+ BUG_ON(length != bio->bi_iter.bi_size);
return length;
}
@@ -608,8 +609,8 @@ static int nvme_submit_discard(struct nvme_queue *nvmeq, struct nvme_ns *ns,
iod->npages = 0;
range->cattr = cpu_to_le32(0);
- range->nlb = cpu_to_le32(bio->bi_size >> ns->lba_shift);
- range->slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_sector));
+ range->nlb = cpu_to_le32(bio->bi_iter.bi_size >> ns->lba_shift);
+ range->slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_iter.bi_sector));
memset(cmnd, 0, sizeof(*cmnd));
cmnd->dsm.opcode = nvme_cmd_dsm;
@@ -674,7 +675,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
}
result = -ENOMEM;
- iod = nvme_alloc_iod(psegs, bio->bi_size, GFP_ATOMIC);
+ iod = nvme_alloc_iod(psegs, bio->bi_iter.bi_size, GFP_ATOMIC);
if (!iod)
goto nomem;
iod->private = bio;
@@ -723,7 +724,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
cmnd->rw.nsid = cpu_to_le32(ns->ns_id);
length = nvme_setup_prps(nvmeq->dev, &cmnd->common, iod, length,
GFP_ATOMIC);
- cmnd->rw.slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_sector));
+ cmnd->rw.slba = cpu_to_le64(nvme_block_nr(ns, bio->bi_iter.bi_sector));
cmnd->rw.length = cpu_to_le16((length >> ns->lba_shift) - 1);
cmnd->rw.control = cpu_to_le16(control);
cmnd->rw.dsmgmt = cpu_to_le32(dsmgmt);
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index ff8668c..ce986ba 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -651,7 +651,7 @@ static struct pkt_rb_node *pkt_rbtree_find(struct pktcdvd_device *pd, sector_t s
for (;;) {
tmp = rb_entry(n, struct pkt_rb_node, rb_node);
- if (s <= tmp->bio->bi_sector)
+ if (s <= tmp->bio->bi_iter.bi_sector)
next = n->rb_left;
else
next = n->rb_right;
@@ -660,12 +660,12 @@ static struct pkt_rb_node *pkt_rbtree_find(struct pktcdvd_device *pd, sector_t s
n = next;
}
- if (s > tmp->bio->bi_sector) {
+ if (s > tmp->bio->bi_iter.bi_sector) {
tmp = pkt_rbtree_next(tmp);
if (!tmp)
return NULL;
}
- BUG_ON(s > tmp->bio->bi_sector);
+ BUG_ON(s > tmp->bio->bi_iter.bi_sector);
return tmp;
}
@@ -676,13 +676,13 @@ static void pkt_rbtree_insert(struct pktcdvd_device *pd, struct pkt_rb_node *nod
{
struct rb_node **p = &pd->bio_queue.rb_node;
struct rb_node *parent = NULL;
- sector_t s = node->bio->bi_sector;
+ sector_t s = node->bio->bi_iter.bi_sector;
struct pkt_rb_node *tmp;
while (*p) {
parent = *p;
tmp = rb_entry(parent, struct pkt_rb_node, rb_node);
- if (s < tmp->bio->bi_sector)
+ if (s < tmp->bio->bi_iter.bi_sector)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
@@ -857,7 +857,8 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
spin_lock(&pd->iosched.lock);
bio = bio_list_peek(&pd->iosched.write_queue);
spin_unlock(&pd->iosched.lock);
- if (bio && (bio->bi_sector == pd->iosched.last_write))
+ if (bio && (bio->bi_iter.bi_sector ==
+ pd->iosched.last_write))
need_write_seek = 0;
if (need_write_seek && reads_queued) {
if (atomic_read(&pd->cdrw.pending_bios) > 0) {
@@ -888,7 +889,8 @@ static void pkt_iosched_process_queue(struct pktcdvd_device *pd)
continue;
if (bio_data_dir(bio) == READ)
- pd->iosched.successive_reads += bio->bi_size >> 10;
+ pd->iosched.successive_reads +=
+ bio->bi_iter.bi_size >> 10;
else {
pd->iosched.successive_reads = 0;
pd->iosched.last_write = bio_end_sector(bio);
@@ -978,7 +980,7 @@ static void pkt_end_io_read(struct bio *bio, int err)
pkt_dbg(2, pd, "bio=%p sec0=%llx sec=%llx err=%d\n",
bio, (unsigned long long)pkt->sector,
- (unsigned long long)bio->bi_sector, err);
+ (unsigned long long)bio->bi_iter.bi_sector, err);
if (err)
atomic_inc(&pkt->io_errors);
@@ -1026,8 +1028,9 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
memset(written, 0, sizeof(written));
spin_lock(&pkt->lock);
bio_list_for_each(bio, &pkt->orig_bios) {
- int first_frame = (bio->bi_sector - pkt->sector) / (CD_FRAMESIZE >> 9);
- int num_frames = bio->bi_size / CD_FRAMESIZE;
+ int first_frame = (bio->bi_iter.bi_sector - pkt->sector) /
+ (CD_FRAMESIZE >> 9);
+ int num_frames = bio->bi_iter.bi_size / CD_FRAMESIZE;
pd->stats.secs_w += num_frames * (CD_FRAMESIZE >> 9);
BUG_ON(first_frame < 0);
BUG_ON(first_frame + num_frames > pkt->frames);
@@ -1053,7 +1056,7 @@ static void pkt_gather_data(struct pktcdvd_device *pd, struct packet_data *pkt)
bio = pkt->r_bios[f];
bio_reset(bio);
- bio->bi_sector = pkt->sector + f * (CD_FRAMESIZE >> 9);
+ bio->bi_iter.bi_sector = pkt->sector + f * (CD_FRAMESIZE >> 9);
bio->bi_bdev = pd->bdev;
bio->bi_end_io = pkt_end_io_read;
bio->bi_private = pkt;
@@ -1150,8 +1153,8 @@ static int pkt_start_recovery(struct packet_data *pkt)
bio_reset(pkt->bio);
pkt->bio->bi_bdev = pd->bdev;
pkt->bio->bi_rw = REQ_WRITE;
- pkt->bio->bi_sector = new_sector;
- pkt->bio->bi_size = pkt->frames * CD_FRAMESIZE;
+ pkt->bio->bi_iter.bi_sector = new_sector;
+ pkt->bio->bi_iter.bi_size = pkt->frames * CD_FRAMESIZE;
pkt->bio->bi_vcnt = pkt->frames;
pkt->bio->bi_end_io = pkt_end_io_packet_write;
@@ -1213,7 +1216,7 @@ static int pkt_handle_queue(struct pktcdvd_device *pd)
node = first_node;
while (node) {
bio = node->bio;
- zone = get_zone(bio->bi_sector, pd);
+ zone = get_zone(bio->bi_iter.bi_sector, pd);
list_for_each_entry(p, &pd->cdrw.pkt_active_list, list) {
if (p->sector == zone) {
bio = NULL;
@@ -1252,14 +1255,14 @@ try_next_bio:
pkt_dbg(2, pd, "looking for zone %llx\n", (unsigned long long)zone);
while ((node = pkt_rbtree_find(pd, zone)) != NULL) {
bio = node->bio;
- pkt_dbg(2, pd, "found zone=%llx\n",
- (unsigned long long)get_zone(bio->bi_sector, pd));
- if (get_zone(bio->bi_sector, pd) != zone)
+ pkt_dbg(2, pd, "found zone=%llx\n", (unsigned long long)
+ get_zone(bio->bi_iter.bi_sector, pd));
+ if (get_zone(bio->bi_iter.bi_sector, pd) != zone)
break;
pkt_rbtree_erase(pd, node);
spin_lock(&pkt->lock);
bio_list_add(&pkt->orig_bios, bio);
- pkt->write_size += bio->bi_size / CD_FRAMESIZE;
+ pkt->write_size += bio->bi_iter.bi_size / CD_FRAMESIZE;
spin_unlock(&pkt->lock);
}
/* check write congestion marks, and if bio_queue_size is
@@ -1293,7 +1296,7 @@ static void pkt_start_write(struct pktcdvd_device *pd, struct packet_data *pkt)
struct bio_vec *bvec = pkt->w_bio->bi_io_vec;
bio_reset(pkt->w_bio);
- pkt->w_bio->bi_sector = pkt->sector;
+ pkt->w_bio->bi_iter.bi_sector = pkt->sector;
pkt->w_bio->bi_bdev = pd->bdev;
pkt->w_bio->bi_end_io = pkt_end_io_packet_write;
pkt->w_bio->bi_private = pkt;
@@ -2370,20 +2373,20 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
if (!test_bit(PACKET_WRITABLE, &pd->flags)) {
pkt_notice(pd, "WRITE for ro device (%llu)\n",
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
goto end_io;
}
- if (!bio->bi_size || (bio->bi_size % CD_FRAMESIZE)) {
+ if (!bio->bi_iter.bi_size || (bio->bi_iter.bi_size % CD_FRAMESIZE)) {
pkt_err(pd, "wrong bio size\n");
goto end_io;
}
blk_queue_bounce(q, &bio);
- zone = get_zone(bio->bi_sector, pd);
+ zone = get_zone(bio->bi_iter.bi_sector, pd);
pkt_dbg(2, pd, "start = %6llx stop = %6llx\n",
- (unsigned long long)bio->bi_sector,
+ (unsigned long long)bio->bi_iter.bi_sector,
(unsigned long long)bio_end_sector(bio));
/* Check if we have to split the bio */
@@ -2395,7 +2398,7 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
last_zone = get_zone(bio_end_sector(bio) - 1, pd);
if (last_zone != zone) {
BUG_ON(last_zone != zone + pd->settings.size);
- first_sectors = last_zone - bio->bi_sector;
+ first_sectors = last_zone - bio->bi_iter.bi_sector;
bp = bio_split(bio, first_sectors);
BUG_ON(!bp);
pkt_make_request(q, &bp->bio1);
@@ -2417,7 +2420,8 @@ static void pkt_make_request(struct request_queue *q, struct bio *bio)
if ((pkt->state == PACKET_WAITING_STATE) ||
(pkt->state == PACKET_READ_WAIT_STATE)) {
bio_list_add(&pkt->orig_bios, bio);
- pkt->write_size += bio->bi_size / CD_FRAMESIZE;
+ pkt->write_size +=
+ bio->bi_iter.bi_size / CD_FRAMESIZE;
if ((pkt->write_size >= pkt->frames) &&
(pkt->state == PACKET_WAITING_STATE)) {
atomic_inc(&pkt->run_sm);
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index d754a88..464be78 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -104,7 +104,7 @@ static void ps3disk_scatter_gather(struct ps3_storage_device *dev,
dev_dbg(&dev->sbd.core,
"%s:%u: bio %u: %u segs %u sectors from %lu\n",
__func__, __LINE__, i, bio_segments(iter.bio),
- bio_sectors(iter.bio), iter.bio->bi_sector);
+ bio_sectors(iter.bio), iter.bio->bi_iter.bi_sector);
size = bvec->bv_len;
buf = bvec_kmap_irq(bvec, &flags);
diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c
index 06a2e53..320bbfc 100644
--- a/drivers/block/ps3vram.c
+++ b/drivers/block/ps3vram.c
@@ -553,7 +553,7 @@ static struct bio *ps3vram_do_bio(struct ps3_system_bus_device *dev,
struct ps3vram_priv *priv = ps3_system_bus_get_drvdata(dev);
int write = bio_data_dir(bio) == WRITE;
const char *op = write ? "write" : "read";
- loff_t offset = bio->bi_sector << 9;
+ loff_t offset = bio->bi_iter.bi_sector << 9;
int error = 0;
struct bio_vec *bvec;
unsigned int i;
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index cb1db29..a8f4fe2 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1183,14 +1183,14 @@ static struct bio *bio_clone_range(struct bio *bio_src,
/* Handle the easy case for the caller */
- if (!offset && len == bio_src->bi_size)
+ if (!offset && len == bio_src->bi_iter.bi_size)
return bio_clone(bio_src, gfpmask);
if (WARN_ON_ONCE(!len))
return NULL;
- if (WARN_ON_ONCE(len > bio_src->bi_size))
+ if (WARN_ON_ONCE(len > bio_src->bi_iter.bi_size))
return NULL;
- if (WARN_ON_ONCE(offset > bio_src->bi_size - len))
+ if (WARN_ON_ONCE(offset > bio_src->bi_iter.bi_size - len))
return NULL;
/* Find first affected segment... */
@@ -1220,7 +1220,8 @@ static struct bio *bio_clone_range(struct bio *bio_src,
return NULL; /* ENOMEM */
bio->bi_bdev = bio_src->bi_bdev;
- bio->bi_sector = bio_src->bi_sector + (offset >> SECTOR_SHIFT);
+ bio->bi_iter.bi_sector = bio_src->bi_iter.bi_sector +
+ (offset >> SECTOR_SHIFT);
bio->bi_rw = bio_src->bi_rw;
bio->bi_flags |= 1 << BIO_CLONED;
@@ -1239,8 +1240,7 @@ static struct bio *bio_clone_range(struct bio *bio_src,
}
bio->bi_vcnt = vcnt;
- bio->bi_size = len;
- bio->bi_idx = 0;
+ bio->bi_iter.bi_size = len;
return bio;
}
@@ -1271,7 +1271,7 @@ static struct bio *bio_chain_clone_range(struct bio **bio_src,
/* Build up a chain of clone bios up to the limit */
- if (!bi || off >= bi->bi_size || !len)
+ if (!bi || off >= bi->bi_iter.bi_size || !len)
return NULL; /* Nothing to clone */
end = &chain;
@@ -1283,7 +1283,7 @@ static struct bio *bio_chain_clone_range(struct bio **bio_src,
rbd_warn(NULL, "bio_chain exhausted with %u left", len);
goto out_err; /* EINVAL; ran out of bio's */
}
- bi_size = min_t(unsigned int, bi->bi_size - off, len);
+ bi_size = min_t(unsigned int, bi->bi_iter.bi_size - off, len);
bio = bio_clone_range(bi, off, bi_size, gfpmask);
if (!bio)
goto out_err; /* ENOMEM */
@@ -1292,7 +1292,7 @@ static struct bio *bio_chain_clone_range(struct bio **bio_src,
end = &bio->bi_next;
off += bi_size;
- if (off == bi->bi_size) {
+ if (off == bi->bi_iter.bi_size) {
bi = bi->bi_next;
off = 0;
}
@@ -2186,7 +2186,8 @@ static int rbd_img_request_fill(struct rbd_img_request *img_request,
if (type == OBJ_REQUEST_BIO) {
bio_list = data_desc;
- rbd_assert(img_offset == bio_list->bi_sector << SECTOR_SHIFT);
+ rbd_assert(img_offset ==
+ bio_list->bi_iter.bi_sector << SECTOR_SHIFT);
} else {
rbd_assert(type == OBJ_REQUEST_PAGES);
pages = data_desc;
diff --git a/drivers/block/rsxx/dev.c b/drivers/block/rsxx/dev.c
index 2284f5d..2839d37 100644
--- a/drivers/block/rsxx/dev.c
+++ b/drivers/block/rsxx/dev.c
@@ -174,7 +174,7 @@ static void rsxx_make_request(struct request_queue *q, struct bio *bio)
if (!card)
goto req_err;
- if (bio->bi_sector + (bio->bi_size >> 9) > get_capacity(card->gendisk))
+ if (bio_end_sector(bio) > get_capacity(card->gendisk))
goto req_err;
if (unlikely(card->halt)) {
@@ -187,7 +187,7 @@ static void rsxx_make_request(struct request_queue *q, struct bio *bio)
goto req_err;
}
- if (bio->bi_size == 0) {
+ if (bio->bi_iter.bi_size == 0) {
dev_err(CARD_TO_DEV(card), "size zero BIO!\n");
goto req_err;
}
@@ -208,7 +208,7 @@ static void rsxx_make_request(struct request_queue *q, struct bio *bio)
dev_dbg(CARD_TO_DEV(card), "BIO[%c]: meta: %p addr8: x%llx size: %d\n",
bio_data_dir(bio) ? 'W' : 'R', bio_meta,
- (u64)bio->bi_sector << 9, bio->bi_size);
+ (u64)bio->bi_iter.bi_sector << 9, bio->bi_iter.bi_size);
st = rsxx_dma_queue_bio(card, bio, &bio_meta->pending_dmas,
bio_dma_done_cb, bio_meta);
diff --git a/drivers/block/rsxx/dma.c b/drivers/block/rsxx/dma.c
index fc88ba3..3716633 100644
--- a/drivers/block/rsxx/dma.c
+++ b/drivers/block/rsxx/dma.c
@@ -696,7 +696,7 @@ int rsxx_dma_queue_bio(struct rsxx_cardinfo *card,
int st;
int i;
- addr8 = bio->bi_sector << 9; /* sectors are 512 bytes */
+ addr8 = bio->bi_iter.bi_sector << 9; /* sectors are 512 bytes */
atomic_set(n_dmas, 0);
for (i = 0; i < card->n_targets; i++) {
@@ -705,7 +705,7 @@ int rsxx_dma_queue_bio(struct rsxx_cardinfo *card,
}
if (bio->bi_rw & REQ_DISCARD) {
- bv_len = bio->bi_size;
+ bv_len = bio->bi_iter.bi_size;
while (bv_len > 0) {
tgt = rsxx_get_dma_tgt(card, addr8);
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index ad70868..dab4f1a 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -352,8 +352,8 @@ static int add_bio(struct cardinfo *card)
bio = card->currentbio;
if (!bio && card->bio) {
card->currentbio = card->bio;
- card->current_idx = card->bio->bi_idx;
- card->current_sector = card->bio->bi_sector;
+ card->current_idx = card->bio->bi_iter.bi_idx;
+ card->current_sector = card->bio->bi_iter.bi_sector;
card->bio = card->bio->bi_next;
if (card->bio == NULL)
card->biotail = &card->bio;
@@ -451,7 +451,7 @@ static void process_page(unsigned long data)
if (page->idx >= bio->bi_vcnt) {
page->bio = bio->bi_next;
if (page->bio)
- page->idx = page->bio->bi_idx;
+ page->idx = page->bio->bi_iter.bi_idx;
}
pci_unmap_page(card->dev, desc->data_dma_handle,
@@ -532,7 +532,8 @@ static void mm_make_request(struct request_queue *q, struct bio *bio)
{
struct cardinfo *card = q->queuedata;
pr_debug("mm_make_request %llu %u\n",
- (unsigned long long)bio->bi_sector, bio->bi_size);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size);
spin_lock_irq(&card->lock);
*card->biotail = bio;
diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
index 6620b73..4b97b86 100644
--- a/drivers/block/xen-blkback/blkback.c
+++ b/drivers/block/xen-blkback/blkback.c
@@ -1257,7 +1257,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif,
bio->bi_bdev = preq.bdev;
bio->bi_private = pending_req;
bio->bi_end_io = end_block_io_op;
- bio->bi_sector = preq.sector_number;
+ bio->bi_iter.bi_sector = preq.sector_number;
}
preq.sector_number += seg[i].nsec;
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 432db1b..80e8630 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -1547,7 +1547,7 @@ static int blkif_recover(struct blkfront_info *info)
for (i = 0; i < pending; i++) {
offset = (i * segs * PAGE_SIZE) >> 9;
size = min((unsigned int)(segs * PAGE_SIZE) >> 9,
- (unsigned int)(bio->bi_size >> 9) - offset);
+ (unsigned int)bio_sectors(bio) - offset);
cloned_bio = bio_clone(bio, GFP_NOIO);
BUG_ON(cloned_bio == NULL);
bio_trim(cloned_bio, offset, size);
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index 5e2765a..038a6d2 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -299,7 +299,7 @@ void bch_btree_node_read(struct btree *b)
bio = bch_bbio_alloc(b->c);
bio->bi_rw = REQ_META|READ_SYNC;
- bio->bi_size = KEY_SIZE(&b->key) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(&b->key) << 9;
bio->bi_end_io = btree_node_read_endio;
bio->bi_private = &cl;
@@ -395,7 +395,7 @@ static void do_btree_node_write(struct btree *b)
b->bio->bi_end_io = btree_node_write_endio;
b->bio->bi_private = cl;
b->bio->bi_rw = REQ_META|WRITE_SYNC|REQ_FUA;
- b->bio->bi_size = set_blocks(i, b->c) * block_bytes(b->c);
+ b->bio->bi_iter.bi_size = set_blocks(i, b->c) * block_bytes(b->c);
bch_bio_map(b->bio, i);
/*
diff --git a/drivers/md/bcache/debug.c b/drivers/md/bcache/debug.c
index 264fcfb..92b3fd4 100644
--- a/drivers/md/bcache/debug.c
+++ b/drivers/md/bcache/debug.c
@@ -195,7 +195,7 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio)
dc->disk.c,
"verify failed at dev %s sector %llu",
bdevname(dc->bdev, name),
- (uint64_t) bio->bi_sector);
+ (uint64_t) bio->bi_iter.bi_sector);
kunmap_atomic(p1);
}
diff --git a/drivers/md/bcache/io.c b/drivers/md/bcache/io.c
index 9056632..cc4ba2d 100644
--- a/drivers/md/bcache/io.c
+++ b/drivers/md/bcache/io.c
@@ -21,18 +21,18 @@ static void bch_bi_idx_hack_endio(struct bio *bio, int error)
static void bch_generic_make_request_hack(struct bio *bio)
{
- if (bio->bi_idx) {
+ if (bio->bi_iter.bi_idx) {
struct bio *clone = bio_alloc(GFP_NOIO, bio_segments(bio));
memcpy(clone->bi_io_vec,
bio_iovec(bio),
bio_segments(bio) * sizeof(struct bio_vec));
- clone->bi_sector = bio->bi_sector;
+ clone->bi_iter.bi_sector = bio->bi_iter.bi_sector;
clone->bi_bdev = bio->bi_bdev;
clone->bi_rw = bio->bi_rw;
clone->bi_vcnt = bio_segments(bio);
- clone->bi_size = bio->bi_size;
+ clone->bi_iter.bi_size = bio->bi_iter.bi_size;
clone->bi_private = bio;
clone->bi_end_io = bch_bi_idx_hack_endio;
@@ -72,7 +72,7 @@ static void bch_generic_make_request_hack(struct bio *bio)
struct bio *bch_bio_split(struct bio *bio, int sectors,
gfp_t gfp, struct bio_set *bs)
{
- unsigned idx = bio->bi_idx, vcnt = 0, nbytes = sectors << 9;
+ unsigned idx = bio->bi_iter.bi_idx, vcnt = 0, nbytes = sectors << 9;
struct bio_vec *bv;
struct bio *ret = NULL;
@@ -90,7 +90,7 @@ struct bio *bch_bio_split(struct bio *bio, int sectors,
}
bio_for_each_segment(bv, bio, idx) {
- vcnt = idx - bio->bi_idx;
+ vcnt = idx - bio->bi_iter.bi_idx;
if (!nbytes) {
ret = bio_alloc_bioset(gfp, vcnt, bs);
@@ -119,15 +119,15 @@ struct bio *bch_bio_split(struct bio *bio, int sectors,
}
out:
ret->bi_bdev = bio->bi_bdev;
- ret->bi_sector = bio->bi_sector;
- ret->bi_size = sectors << 9;
+ ret->bi_iter.bi_sector = bio->bi_iter.bi_sector;
+ ret->bi_iter.bi_size = sectors << 9;
ret->bi_rw = bio->bi_rw;
ret->bi_vcnt = vcnt;
ret->bi_max_vecs = vcnt;
- bio->bi_sector += sectors;
- bio->bi_size -= sectors << 9;
- bio->bi_idx = idx;
+ bio->bi_iter.bi_sector += sectors;
+ bio->bi_iter.bi_size -= sectors << 9;
+ bio->bi_iter.bi_idx = idx;
if (bio_integrity(bio)) {
if (bio_integrity_clone(ret, bio, gfp)) {
@@ -162,7 +162,7 @@ static unsigned bch_bio_max_sectors(struct bio *bio)
bio_for_each_segment(bv, bio, i) {
struct bvec_merge_data bvm = {
.bi_bdev = bio->bi_bdev,
- .bi_sector = bio->bi_sector,
+ .bi_sector = bio->bi_iter.bi_sector,
.bi_size = ret << 9,
.bi_rw = bio->bi_rw,
};
@@ -272,8 +272,8 @@ void __bch_submit_bbio(struct bio *bio, struct cache_set *c)
{
struct bbio *b = container_of(bio, struct bbio, bio);
- bio->bi_sector = PTR_OFFSET(&b->key, 0);
- bio->bi_bdev = PTR_CACHE(c, &b->key, 0)->bdev;
+ bio->bi_iter.bi_sector = PTR_OFFSET(&b->key, 0);
+ bio->bi_bdev = PTR_CACHE(c, &b->key, 0)->bdev;
b->submit_time_us = local_clock_us();
closure_bio_submit(bio, bio->bi_private, PTR_CACHE(c, &b->key, 0));
diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c
index ecdaa67..7eafdf0 100644
--- a/drivers/md/bcache/journal.c
+++ b/drivers/md/bcache/journal.c
@@ -51,10 +51,10 @@ reread: left = ca->sb.bucket_size - offset;
len = min_t(unsigned, left, PAGE_SECTORS * 8);
bio_reset(bio);
- bio->bi_sector = bucket + offset;
+ bio->bi_iter.bi_sector = bucket + offset;
bio->bi_bdev = ca->bdev;
bio->bi_rw = READ;
- bio->bi_size = len << 9;
+ bio->bi_iter.bi_size = len << 9;
bio->bi_end_io = journal_read_endio;
bio->bi_private = &cl;
@@ -437,13 +437,13 @@ static void do_journal_discard(struct cache *ca)
atomic_set(&ja->discard_in_flight, DISCARD_IN_FLIGHT);
bio_init(bio);
- bio->bi_sector = bucket_to_sector(ca->set,
+ bio->bi_iter.bi_sector = bucket_to_sector(ca->set,
ca->sb.d[ja->discard_idx]);
bio->bi_bdev = ca->bdev;
bio->bi_rw = REQ_WRITE|REQ_DISCARD;
bio->bi_max_vecs = 1;
bio->bi_io_vec = bio->bi_inline_vecs;
- bio->bi_size = bucket_bytes(ca);
+ bio->bi_iter.bi_size = bucket_bytes(ca);
bio->bi_end_io = journal_discard_endio;
closure_get(&ca->set->cl);
@@ -608,10 +608,10 @@ static void journal_write_unlocked(struct closure *cl)
atomic_long_add(sectors, &ca->meta_sectors_written);
bio_reset(bio);
- bio->bi_sector = PTR_OFFSET(k, i);
+ bio->bi_iter.bi_sector = PTR_OFFSET(k, i);
bio->bi_bdev = ca->bdev;
bio->bi_rw = REQ_WRITE|REQ_SYNC|REQ_META|REQ_FLUSH|REQ_FUA;
- bio->bi_size = sectors << 9;
+ bio->bi_iter.bi_size = sectors << 9;
bio->bi_end_io = journal_write_endio;
bio->bi_private = w;
diff --git a/drivers/md/bcache/movinggc.c b/drivers/md/bcache/movinggc.c
index 7c1275e..581f95d 100644
--- a/drivers/md/bcache/movinggc.c
+++ b/drivers/md/bcache/movinggc.c
@@ -82,7 +82,7 @@ static void moving_init(struct moving_io *io)
bio_get(bio);
bio_set_prio(bio, IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0));
- bio->bi_size = KEY_SIZE(&io->w->key) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(&io->w->key) << 9;
bio->bi_max_vecs = DIV_ROUND_UP(KEY_SIZE(&io->w->key),
PAGE_SECTORS);
bio->bi_private = &io->cl;
@@ -98,7 +98,7 @@ static void write_moving(struct closure *cl)
if (!op->error) {
moving_init(io);
- io->bio.bio.bi_sector = KEY_START(&io->w->key);
+ io->bio.bio.bi_iter.bi_sector = KEY_START(&io->w->key);
op->write_prio = 1;
op->bio = &io->bio.bio;
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 78bab41..47a9bbc 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -261,7 +261,7 @@ static void bch_data_invalidate(struct closure *cl)
struct bio *bio = op->bio;
pr_debug("invalidating %i sectors from %llu",
- bio_sectors(bio), (uint64_t) bio->bi_sector);
+ bio_sectors(bio), (uint64_t) bio->bi_iter.bi_sector);
while (bio_sectors(bio)) {
unsigned sectors = min(bio_sectors(bio),
@@ -270,11 +270,11 @@ static void bch_data_invalidate(struct closure *cl)
if (bch_keylist_realloc(&op->insert_keys, 0, op->c))
goto out;
- bio->bi_sector += sectors;
- bio->bi_size -= sectors << 9;
+ bio->bi_iter.bi_sector += sectors;
+ bio->bi_iter.bi_size -= sectors << 9;
bch_keylist_add(&op->insert_keys,
- &KEY(op->inode, bio->bi_sector, sectors));
+ &KEY(op->inode, bio->bi_iter.bi_sector, sectors));
}
op->insert_data_done = true;
@@ -364,7 +364,7 @@ static void bch_data_insert_start(struct closure *cl)
k = op->insert_keys.top;
bkey_init(k);
SET_KEY_INODE(k, op->inode);
- SET_KEY_OFFSET(k, bio->bi_sector);
+ SET_KEY_OFFSET(k, bio->bi_iter.bi_sector);
if (!bch_alloc_sectors(op->c, k, bio_sectors(bio),
op->write_point, op->write_prio,
@@ -522,7 +522,7 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
(bio->bi_rw & REQ_WRITE)))
goto skip;
- if (bio->bi_sector & (c->sb.block_size - 1) ||
+ if (bio->bi_iter.bi_sector & (c->sb.block_size - 1) ||
bio_sectors(bio) & (c->sb.block_size - 1)) {
pr_debug("skipping unaligned io");
goto skip;
@@ -546,8 +546,8 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
spin_lock(&dc->io_lock);
- hlist_for_each_entry(i, iohash(dc, bio->bi_sector), hash)
- if (i->last == bio->bi_sector &&
+ hlist_for_each_entry(i, iohash(dc, bio->bi_iter.bi_sector), hash)
+ if (i->last == bio->bi_iter.bi_sector &&
time_before(jiffies, i->jiffies))
goto found;
@@ -556,8 +556,8 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
add_sequential(task);
i->sequential = 0;
found:
- if (i->sequential + bio->bi_size > i->sequential)
- i->sequential += bio->bi_size;
+ if (i->sequential + bio->bi_iter.bi_size > i->sequential)
+ i->sequential += bio->bi_iter.bi_size;
i->last = bio_end_sector(bio);
i->jiffies = jiffies + msecs_to_jiffies(5000);
@@ -650,15 +650,15 @@ static int cache_lookup_fn(struct btree_op *op, struct btree *b, struct bkey *k)
struct bkey *bio_key;
unsigned ptr;
- if (bkey_cmp(k, &KEY(s->iop.inode, bio->bi_sector, 0)) <= 0)
+ if (bkey_cmp(k, &KEY(s->iop.inode, bio->bi_iter.bi_sector, 0)) <= 0)
return MAP_CONTINUE;
if (KEY_INODE(k) != s->iop.inode ||
- KEY_START(k) > bio->bi_sector) {
+ KEY_START(k) > bio->bi_iter.bi_sector) {
unsigned bio_sectors = bio_sectors(bio);
unsigned sectors = KEY_INODE(k) == s->iop.inode
? min_t(uint64_t, INT_MAX,
- KEY_START(k) - bio->bi_sector)
+ KEY_START(k) - bio->bi_iter.bi_sector)
: INT_MAX;
int ret = s->d->cache_miss(b, s, bio, sectors);
@@ -681,13 +681,13 @@ static int cache_lookup_fn(struct btree_op *op, struct btree *b, struct bkey *k)
s->read_dirty_data = true;
n = bch_bio_split(bio, min_t(uint64_t, INT_MAX,
- KEY_OFFSET(k) - bio->bi_sector),
+ KEY_OFFSET(k) - bio->bi_iter.bi_sector),
GFP_NOIO, s->d->bio_split);
bio_key = &container_of(n, struct bbio, bio)->key;
bch_bkey_copy_single_ptr(bio_key, k, ptr);
- bch_cut_front(&KEY(s->iop.inode, n->bi_sector, 0), bio_key);
+ bch_cut_front(&KEY(s->iop.inode, n->bi_iter.bi_sector, 0), bio_key);
bch_cut_back(&KEY(s->iop.inode, bio_end_sector(n), 0), bio_key);
n->bi_end_io = bch_cache_read_endio;
@@ -714,7 +714,7 @@ static void cache_lookup(struct closure *cl)
struct bio *bio = &s->bio.bio;
int ret = bch_btree_map_keys(&s->op, s->iop.c,
- &KEY(s->iop.inode, bio->bi_sector, 0),
+ &KEY(s->iop.inode, bio->bi_iter.bi_sector, 0),
cache_lookup_fn, MAP_END_KEY);
if (ret == -EAGAIN)
continue_at(cl, cache_lookup, bcache_wq);
@@ -872,9 +872,9 @@ static void cached_dev_read_done(struct closure *cl)
if (s->iop.bio) {
bio_reset(s->iop.bio);
- s->iop.bio->bi_sector = s->cache_miss->bi_sector;
+ s->iop.bio->bi_iter.bi_sector = s->cache_miss->bi_iter.bi_sector;
s->iop.bio->bi_bdev = s->cache_miss->bi_bdev;
- s->iop.bio->bi_size = s->insert_bio_sectors << 9;
+ s->iop.bio->bi_iter.bi_size = s->insert_bio_sectors << 9;
bch_bio_map(s->iop.bio, NULL);
bio_copy_data(s->cache_miss, s->iop.bio);
@@ -937,7 +937,7 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s,
s->insert_bio_sectors = min(sectors, bio_sectors(bio) + reada);
s->iop.replace_key = KEY(s->iop.inode,
- bio->bi_sector + s->insert_bio_sectors,
+ bio->bi_iter.bi_sector + s->insert_bio_sectors,
s->insert_bio_sectors);
ret = bch_btree_insert_check_key(b, &s->op, &s->iop.replace_key);
@@ -957,9 +957,9 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s,
if (!cache_bio)
goto out_submit;
- cache_bio->bi_sector = miss->bi_sector;
- cache_bio->bi_bdev = miss->bi_bdev;
- cache_bio->bi_size = s->insert_bio_sectors << 9;
+ cache_bio->bi_iter.bi_sector = miss->bi_iter.bi_sector;
+ cache_bio->bi_bdev = miss->bi_bdev;
+ cache_bio->bi_iter.bi_size = s->insert_bio_sectors << 9;
cache_bio->bi_end_io = request_endio;
cache_bio->bi_private = &s->cl;
@@ -1009,7 +1009,7 @@ static void cached_dev_write(struct cached_dev *dc, struct search *s)
{
struct closure *cl = &s->cl;
struct bio *bio = &s->bio.bio;
- struct bkey start = KEY(dc->disk.id, bio->bi_sector, 0);
+ struct bkey start = KEY(dc->disk.id, bio->bi_iter.bi_sector, 0);
struct bkey end = KEY(dc->disk.id, bio_end_sector(bio), 0);
bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys, &start, &end);
@@ -1104,13 +1104,13 @@ static void cached_dev_make_request(struct request_queue *q, struct bio *bio)
part_stat_unlock();
bio->bi_bdev = dc->bdev;
- bio->bi_sector += dc->sb.data_offset;
+ bio->bi_iter.bi_sector += dc->sb.data_offset;
if (cached_dev_get(dc)) {
s = search_alloc(bio, d);
trace_bcache_request_start(s->d, bio);
- if (!bio->bi_size) {
+ if (!bio->bi_iter.bi_size) {
/*
* can't call bch_journal_meta from under
* generic_make_request
@@ -1197,9 +1197,9 @@ static int flash_dev_cache_miss(struct btree *b, struct search *s,
sectors -= j;
}
- bio_advance(bio, min(sectors << 9, bio->bi_size));
+ bio_advance(bio, min(sectors << 9, bio->bi_iter.bi_size));
- if (!bio->bi_size)
+ if (!bio->bi_iter.bi_size)
return MAP_DONE;
return MAP_CONTINUE;
@@ -1233,7 +1233,7 @@ static void flash_dev_make_request(struct request_queue *q, struct bio *bio)
trace_bcache_request_start(s->d, bio);
- if (!bio->bi_size) {
+ if (!bio->bi_iter.bi_size) {
/*
* can't call bch_journal_meta from under
* generic_make_request
@@ -1243,7 +1243,7 @@ static void flash_dev_make_request(struct request_queue *q, struct bio *bio)
bcache_wq);
} else if (rw) {
bch_keybuf_check_overlapping(&s->iop.c->moving_gc_keys,
- &KEY(d->id, bio->bi_sector, 0),
+ &KEY(d->id, bio->bi_iter.bi_sector, 0),
&KEY(d->id, bio_end_sector(bio), 0));
s->iop.bypass = (bio->bi_rw & REQ_DISCARD) != 0;
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 1d9ee67..60fb604 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -233,9 +233,9 @@ static void __write_super(struct cache_sb *sb, struct bio *bio)
struct cache_sb *out = page_address(bio->bi_io_vec[0].bv_page);
unsigned i;
- bio->bi_sector = SB_SECTOR;
- bio->bi_rw = REQ_SYNC|REQ_META;
- bio->bi_size = SB_SIZE;
+ bio->bi_iter.bi_sector = SB_SECTOR;
+ bio->bi_rw = REQ_SYNC|REQ_META;
+ bio->bi_iter.bi_size = SB_SIZE;
bch_bio_map(bio, NULL);
out->offset = cpu_to_le64(sb->offset);
@@ -347,7 +347,7 @@ static void uuid_io(struct cache_set *c, unsigned long rw,
struct bio *bio = bch_bbio_alloc(c);
bio->bi_rw = REQ_SYNC|REQ_META|rw;
- bio->bi_size = KEY_SIZE(k) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(k) << 9;
bio->bi_end_io = uuid_endio;
bio->bi_private = cl;
@@ -503,10 +503,10 @@ static void prio_io(struct cache *ca, uint64_t bucket, unsigned long rw)
closure_init_stack(cl);
- bio->bi_sector = bucket * ca->sb.bucket_size;
- bio->bi_bdev = ca->bdev;
- bio->bi_rw = REQ_SYNC|REQ_META|rw;
- bio->bi_size = bucket_bytes(ca);
+ bio->bi_iter.bi_sector = bucket * ca->sb.bucket_size;
+ bio->bi_bdev = ca->bdev;
+ bio->bi_rw = REQ_SYNC|REQ_META|rw;
+ bio->bi_iter.bi_size = bucket_bytes(ca);
bio->bi_end_io = prio_endio;
bio->bi_private = ca;
diff --git a/drivers/md/bcache/util.c b/drivers/md/bcache/util.c
index 462214e..c57621e 100644
--- a/drivers/md/bcache/util.c
+++ b/drivers/md/bcache/util.c
@@ -218,10 +218,10 @@ uint64_t bch_next_delay(struct bch_ratelimit *d, uint64_t done)
void bch_bio_map(struct bio *bio, void *base)
{
- size_t size = bio->bi_size;
+ size_t size = bio->bi_iter.bi_size;
struct bio_vec *bv = bio->bi_io_vec;
- BUG_ON(!bio->bi_size);
+ BUG_ON(!bio->bi_iter.bi_size);
BUG_ON(bio->bi_vcnt);
bv->bv_offset = base ? ((unsigned long) base) % PAGE_SIZE : 0;
diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index 99053b1..04657e9 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -113,7 +113,7 @@ static void dirty_init(struct keybuf_key *w)
if (!io->dc->writeback_percent)
bio_set_prio(bio, IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0));
- bio->bi_size = KEY_SIZE(&w->key) << 9;
+ bio->bi_iter.bi_size = KEY_SIZE(&w->key) << 9;
bio->bi_max_vecs = DIV_ROUND_UP(KEY_SIZE(&w->key), PAGE_SECTORS);
bio->bi_private = w;
bio->bi_io_vec = bio->bi_inline_vecs;
@@ -186,7 +186,7 @@ static void write_dirty(struct closure *cl)
dirty_init(w);
io->bio.bi_rw = WRITE;
- io->bio.bi_sector = KEY_START(&w->key);
+ io->bio.bi_iter.bi_sector = KEY_START(&w->key);
io->bio.bi_bdev = io->dc->bdev;
io->bio.bi_end_io = dirty_endio;
@@ -255,7 +255,7 @@ static void read_dirty(struct cached_dev *dc)
io->dc = dc;
dirty_init(w);
- io->bio.bi_sector = PTR_OFFSET(&w->key, 0);
+ io->bio.bi_iter.bi_sector = PTR_OFFSET(&w->key, 0);
io->bio.bi_bdev = PTR_CACHE(dc->disk.c,
&w->key, 0)->bdev;
io->bio.bi_rw = READ;
diff --git a/drivers/md/bcache/writeback.h b/drivers/md/bcache/writeback.h
index c9ddcf4..e2f8598 100644
--- a/drivers/md/bcache/writeback.h
+++ b/drivers/md/bcache/writeback.h
@@ -50,7 +50,7 @@ static inline bool should_writeback(struct cached_dev *dc, struct bio *bio,
return false;
if (dc->partial_stripes_expensive &&
- bcache_dev_stripe_dirty(dc, bio->bi_sector,
+ bcache_dev_stripe_dirty(dc, bio->bi_iter.bi_sector,
bio_sectors(bio)))
return true;
diff --git a/drivers/md/dm-bio-record.h b/drivers/md/dm-bio-record.h
index 3a8cfa2..5ace48e 100644
--- a/drivers/md/dm-bio-record.h
+++ b/drivers/md/dm-bio-record.h
@@ -40,10 +40,10 @@ static inline void dm_bio_record(struct dm_bio_details *bd, struct bio *bio)
{
unsigned i;
- bd->bi_sector = bio->bi_sector;
+ bd->bi_sector = bio->bi_iter.bi_sector;
bd->bi_bdev = bio->bi_bdev;
- bd->bi_size = bio->bi_size;
- bd->bi_idx = bio->bi_idx;
+ bd->bi_size = bio->bi_iter.bi_size;
+ bd->bi_idx = bio->bi_iter.bi_idx;
bd->bi_flags = bio->bi_flags;
for (i = 0; i < bio->bi_vcnt; i++) {
@@ -56,10 +56,10 @@ static inline void dm_bio_restore(struct dm_bio_details *bd, struct bio *bio)
{
unsigned i;
- bio->bi_sector = bd->bi_sector;
+ bio->bi_iter.bi_sector = bd->bi_sector;
bio->bi_bdev = bd->bi_bdev;
- bio->bi_size = bd->bi_size;
- bio->bi_idx = bd->bi_idx;
+ bio->bi_iter.bi_size = bd->bi_size;
+ bio->bi_iter.bi_idx = bd->bi_idx;
bio->bi_flags = bd->bi_flags;
for (i = 0; i < bio->bi_vcnt; i++) {
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 173cbb2..4113b60 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -538,7 +538,7 @@ static void use_inline_bio(struct dm_buffer *b, int rw, sector_t block,
bio_init(&b->bio);
b->bio.bi_io_vec = b->bio_vec;
b->bio.bi_max_vecs = DM_BUFIO_INLINE_VECS;
- b->bio.bi_sector = block << b->c->sectors_per_block_bits;
+ b->bio.bi_iter.bi_sector = block << b->c->sectors_per_block_bits;
b->bio.bi_bdev = b->c->bdev;
b->bio.bi_end_io = end_io;
diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c
index 416b7b7..bfba97d 100644
--- a/drivers/md/dm-cache-policy-mq.c
+++ b/drivers/md/dm-cache-policy-mq.c
@@ -72,7 +72,7 @@ static enum io_pattern iot_pattern(struct io_tracker *t)
static void iot_update_stats(struct io_tracker *t, struct bio *bio)
{
- if (bio->bi_sector == from_oblock(t->last_end_oblock) + 1)
+ if (bio->bi_iter.bi_sector == from_oblock(t->last_end_oblock) + 1)
t->nr_seq_samples++;
else {
/*
@@ -87,7 +87,7 @@ static void iot_update_stats(struct io_tracker *t, struct bio *bio)
t->nr_rand_samples++;
}
- t->last_end_oblock = to_oblock(bio->bi_sector + bio_sectors(bio) - 1);
+ t->last_end_oblock = to_oblock(bio_end_sector(bio) - 1);
}
static void iot_check_for_pattern_switch(struct io_tracker *t)
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c
index 9efcf10..86f9c83 100644
--- a/drivers/md/dm-cache-target.c
+++ b/drivers/md/dm-cache-target.c
@@ -664,15 +664,17 @@ static void remap_to_origin(struct cache *cache, struct bio *bio)
static void remap_to_cache(struct cache *cache, struct bio *bio,
dm_cblock_t cblock)
{
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
bio->bi_bdev = cache->cache_dev->bdev;
if (!block_size_is_power_of_two(cache))
- bio->bi_sector = (from_cblock(cblock) * cache->sectors_per_block) +
- sector_div(bi_sector, cache->sectors_per_block);
+ bio->bi_iter.bi_sector =
+ (from_cblock(cblock) * cache->sectors_per_block) +
+ sector_div(bi_sector, cache->sectors_per_block);
else
- bio->bi_sector = (from_cblock(cblock) << cache->sectors_per_block_shift) |
- (bi_sector & (cache->sectors_per_block - 1));
+ bio->bi_iter.bi_sector =
+ (from_cblock(cblock) << cache->sectors_per_block_shift) |
+ (bi_sector & (cache->sectors_per_block - 1));
}
static void check_if_tick_bio_needed(struct cache *cache, struct bio *bio)
@@ -712,7 +714,7 @@ static void remap_to_cache_dirty(struct cache *cache, struct bio *bio,
static dm_oblock_t get_bio_block(struct cache *cache, struct bio *bio)
{
- sector_t block_nr = bio->bi_sector;
+ sector_t block_nr = bio->bi_iter.bi_sector;
if (!block_size_is_power_of_two(cache))
(void) sector_div(block_nr, cache->sectors_per_block);
@@ -1027,7 +1029,7 @@ static void issue_overwrite(struct dm_cache_migration *mg, struct bio *bio)
static bool bio_writes_complete_block(struct cache *cache, struct bio *bio)
{
return (bio_data_dir(bio) == WRITE) &&
- (bio->bi_size == (cache->sectors_per_block << SECTOR_SHIFT));
+ (bio->bi_iter.bi_size == (cache->sectors_per_block << SECTOR_SHIFT));
}
static void avoid_copy(struct dm_cache_migration *mg)
@@ -1252,7 +1254,7 @@ static void process_flush_bio(struct cache *cache, struct bio *bio)
size_t pb_data_size = get_per_bio_data_size(cache);
struct per_bio_data *pb = get_per_bio_data(bio, pb_data_size);
- BUG_ON(bio->bi_size);
+ BUG_ON(bio->bi_iter.bi_size);
if (!pb->req_nr)
remap_to_origin(cache, bio);
else
@@ -1275,9 +1277,9 @@ static void process_flush_bio(struct cache *cache, struct bio *bio)
*/
static void process_discard_bio(struct cache *cache, struct bio *bio)
{
- dm_block_t start_block = dm_sector_div_up(bio->bi_sector,
+ dm_block_t start_block = dm_sector_div_up(bio->bi_iter.bi_sector,
cache->discard_block_size);
- dm_block_t end_block = bio->bi_sector + bio_sectors(bio);
+ dm_block_t end_block = bio_end_sector(bio);
dm_block_t b;
end_block = block_div(end_block, cache->discard_block_size);
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index 81b0fa6..1e2e546 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -828,8 +828,8 @@ static void crypt_convert_init(struct crypt_config *cc,
ctx->bio_out = bio_out;
ctx->offset_in = 0;
ctx->offset_out = 0;
- ctx->idx_in = bio_in ? bio_in->bi_idx : 0;
- ctx->idx_out = bio_out ? bio_out->bi_idx : 0;
+ ctx->idx_in = bio_in ? bio_in->bi_iter.bi_idx : 0;
+ ctx->idx_out = bio_out ? bio_out->bi_iter.bi_idx : 0;
ctx->cc_sector = sector + cc->iv_offset;
init_completion(&ctx->restart);
}
@@ -1021,7 +1021,7 @@ static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size,
size -= len;
}
- if (!clone->bi_size) {
+ if (!clone->bi_iter.bi_size) {
bio_put(clone);
return NULL;
}
@@ -1161,7 +1161,7 @@ static int kcryptd_io_read(struct dm_crypt_io *io, gfp_t gfp)
crypt_inc_pending(io);
clone_init(io, clone);
- clone->bi_sector = cc->start + io->sector;
+ clone->bi_iter.bi_sector = cc->start + io->sector;
generic_make_request(clone);
return 0;
@@ -1209,7 +1209,7 @@ static void kcryptd_crypt_write_io_submit(struct dm_crypt_io *io, int async)
/* crypt_convert should have filled the clone bio */
BUG_ON(io->ctx.idx_out < clone->bi_vcnt);
- clone->bi_sector = cc->start + io->sector;
+ clone->bi_iter.bi_sector = cc->start + io->sector;
if (async)
kcryptd_queue_io(io);
@@ -1224,7 +1224,7 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
struct dm_crypt_io *new_io;
int crypt_finished;
unsigned out_of_pages = 0;
- unsigned remaining = io->base_bio->bi_size;
+ unsigned remaining = io->base_bio->bi_iter.bi_size;
sector_t sector = io->sector;
int r;
@@ -1248,7 +1248,7 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io)
io->ctx.bio_out = clone;
io->ctx.idx_out = 0;
- remaining -= clone->bi_size;
+ remaining -= clone->bi_iter.bi_size;
sector += bio_sectors(clone);
crypt_inc_pending(io);
@@ -1869,11 +1869,12 @@ static int crypt_map(struct dm_target *ti, struct bio *bio)
if (unlikely(bio->bi_rw & (REQ_FLUSH | REQ_DISCARD))) {
bio->bi_bdev = cc->dev->bdev;
if (bio_sectors(bio))
- bio->bi_sector = cc->start + dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = cc->start +
+ dm_target_offset(ti, bio->bi_iter.bi_sector);
return DM_MAPIO_REMAPPED;
}
- io = crypt_io_alloc(cc, bio, dm_target_offset(ti, bio->bi_sector));
+ io = crypt_io_alloc(cc, bio, dm_target_offset(ti, bio->bi_iter.bi_sector));
if (bio_data_dir(io->base_bio) == READ) {
if (kcryptd_io_read(io, GFP_NOWAIT))
diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c
index 496d5f3..84c8601 100644
--- a/drivers/md/dm-delay.c
+++ b/drivers/md/dm-delay.c
@@ -281,14 +281,15 @@ static int delay_map(struct dm_target *ti, struct bio *bio)
if ((bio_data_dir(bio) == WRITE) && (dc->dev_write)) {
bio->bi_bdev = dc->dev_write->bdev;
if (bio_sectors(bio))
- bio->bi_sector = dc->start_write +
- dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = dc->start_write +
+ dm_target_offset(ti, bio->bi_iter.bi_sector);
return delay_bio(dc, dc->write_delay, bio);
}
bio->bi_bdev = dc->dev_read->bdev;
- bio->bi_sector = dc->start_read + dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = dc->start_read +
+ dm_target_offset(ti, bio->bi_iter.bi_sector);
return delay_bio(dc, dc->read_delay, bio);
}
diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
index c80a0ec..b257e46 100644
--- a/drivers/md/dm-flakey.c
+++ b/drivers/md/dm-flakey.c
@@ -248,7 +248,8 @@ static void flakey_map_bio(struct dm_target *ti, struct bio *bio)
bio->bi_bdev = fc->dev->bdev;
if (bio_sectors(bio))
- bio->bi_sector = flakey_map_sector(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector =
+ flakey_map_sector(ti, bio->bi_iter.bi_sector);
}
static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc)
@@ -265,8 +266,8 @@ static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc)
DMDEBUG("Corrupting data bio=%p by writing %u to byte %u "
"(rw=%c bi_rw=%lu bi_sector=%llu cur_bytes=%u)\n",
bio, fc->corrupt_bio_value, fc->corrupt_bio_byte,
- (bio_data_dir(bio) == WRITE) ? 'w' : 'r',
- bio->bi_rw, (unsigned long long)bio->bi_sector, bio_bytes);
+ (bio_data_dir(bio) == WRITE) ? 'w' : 'r', bio->bi_rw,
+ (unsigned long long)bio->bi_iter.bi_sector, bio_bytes);
}
}
diff --git a/drivers/md/dm-io.c b/drivers/md/dm-io.c
index 2a20986..01558b0 100644
--- a/drivers/md/dm-io.c
+++ b/drivers/md/dm-io.c
@@ -304,14 +304,14 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where,
dm_sector_div_up(remaining, (PAGE_SIZE >> SECTOR_SHIFT)));
bio = bio_alloc_bioset(GFP_NOIO, num_bvecs, io->client->bios);
- bio->bi_sector = where->sector + (where->count - remaining);
+ bio->bi_iter.bi_sector = where->sector + (where->count - remaining);
bio->bi_bdev = where->bdev;
bio->bi_end_io = endio;
store_io_and_region_in_bio(bio, io, region);
if (rw & REQ_DISCARD) {
num_sectors = min_t(sector_t, q->limits.max_discard_sectors, remaining);
- bio->bi_size = num_sectors << SECTOR_SHIFT;
+ bio->bi_iter.bi_size = num_sectors << SECTOR_SHIFT;
remaining -= num_sectors;
} else if (rw & REQ_WRITE_SAME) {
/*
@@ -320,7 +320,7 @@ static void do_region(int rw, unsigned region, struct dm_io_region *where,
dp->get_page(dp, &page, &len, &offset);
bio_add_page(bio, page, logical_block_size, offset);
num_sectors = min_t(sector_t, q->limits.max_write_same_sectors, remaining);
- bio->bi_size = num_sectors << SECTOR_SHIFT;
+ bio->bi_iter.bi_size = num_sectors << SECTOR_SHIFT;
offset = 0;
remaining -= num_sectors;
diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c
index 4f99d26..53e848c 100644
--- a/drivers/md/dm-linear.c
+++ b/drivers/md/dm-linear.c
@@ -85,7 +85,8 @@ static void linear_map_bio(struct dm_target *ti, struct bio *bio)
bio->bi_bdev = lc->dev->bdev;
if (bio_sectors(bio))
- bio->bi_sector = linear_map_sector(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector =
+ linear_map_sector(ti, bio->bi_iter.bi_sector);
}
static int linear_map(struct dm_target *ti, struct bio *bio)
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 9584443..9f6d8e6 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -432,7 +432,7 @@ static int mirror_available(struct mirror_set *ms, struct bio *bio)
region_t region = dm_rh_bio_to_region(ms->rh, bio);
if (log->type->in_sync(log, region, 0))
- return choose_mirror(ms, bio->bi_sector) ? 1 : 0;
+ return choose_mirror(ms, bio->bi_iter.bi_sector) ? 1 : 0;
return 0;
}
@@ -442,15 +442,15 @@ static int mirror_available(struct mirror_set *ms, struct bio *bio)
*/
static sector_t map_sector(struct mirror *m, struct bio *bio)
{
- if (unlikely(!bio->bi_size))
+ if (unlikely(!bio->bi_iter.bi_size))
return 0;
- return m->offset + dm_target_offset(m->ms->ti, bio->bi_sector);
+ return m->offset + dm_target_offset(m->ms->ti, bio->bi_iter.bi_sector);
}
static void map_bio(struct mirror *m, struct bio *bio)
{
bio->bi_bdev = m->dev->bdev;
- bio->bi_sector = map_sector(m, bio);
+ bio->bi_iter.bi_sector = map_sector(m, bio);
}
static void map_region(struct dm_io_region *io, struct mirror *m,
@@ -527,7 +527,7 @@ static void read_async_bio(struct mirror *m, struct bio *bio)
struct dm_io_request io_req = {
.bi_rw = READ,
.mem.type = DM_IO_BVEC,
- .mem.ptr.bvec = bio->bi_io_vec + bio->bi_idx,
+ .mem.ptr.bvec = bio->bi_io_vec + bio->bi_iter.bi_idx,
.notify.fn = read_callback,
.notify.context = bio,
.client = m->ms->io_client,
@@ -559,7 +559,7 @@ static void do_reads(struct mirror_set *ms, struct bio_list *reads)
* We can only read balance if the region is in sync.
*/
if (likely(region_in_sync(ms, region, 1)))
- m = choose_mirror(ms, bio->bi_sector);
+ m = choose_mirror(ms, bio->bi_iter.bi_sector);
else if (m && atomic_read(&m->error_count))
m = NULL;
@@ -630,7 +630,7 @@ static void do_write(struct mirror_set *ms, struct bio *bio)
struct dm_io_request io_req = {
.bi_rw = WRITE | (bio->bi_rw & WRITE_FLUSH_FUA),
.mem.type = DM_IO_BVEC,
- .mem.ptr.bvec = bio->bi_io_vec + bio->bi_idx,
+ .mem.ptr.bvec = bio->bi_io_vec + bio->bi_iter.bi_idx,
.notify.fn = write_callback,
.notify.context = bio,
.client = ms->io_client,
@@ -1181,7 +1181,7 @@ static int mirror_map(struct dm_target *ti, struct bio *bio)
* The region is in-sync and we can perform reads directly.
* Store enough information so we can retry if it fails.
*/
- m = choose_mirror(ms, bio->bi_sector);
+ m = choose_mirror(ms, bio->bi_iter.bi_sector);
if (unlikely(!m))
return -EIO;
diff --git a/drivers/md/dm-region-hash.c b/drivers/md/dm-region-hash.c
index 69732e0..b929fd5 100644
--- a/drivers/md/dm-region-hash.c
+++ b/drivers/md/dm-region-hash.c
@@ -126,7 +126,8 @@ EXPORT_SYMBOL_GPL(dm_rh_region_to_sector);
region_t dm_rh_bio_to_region(struct dm_region_hash *rh, struct bio *bio)
{
- return dm_rh_sector_to_region(rh, bio->bi_sector - rh->target_begin);
+ return dm_rh_sector_to_region(rh, bio->bi_iter.bi_sector -
+ rh->target_begin);
}
EXPORT_SYMBOL_GPL(dm_rh_bio_to_region);
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index aec57d7..3ded8c7 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -1562,11 +1562,10 @@ static void remap_exception(struct dm_snapshot *s, struct dm_exception *e,
struct bio *bio, chunk_t chunk)
{
bio->bi_bdev = s->cow->bdev;
- bio->bi_sector = chunk_to_sector(s->store,
- dm_chunk_number(e->new_chunk) +
- (chunk - e->old_chunk)) +
- (bio->bi_sector &
- s->store->chunk_mask);
+ bio->bi_iter.bi_sector =
+ chunk_to_sector(s->store, dm_chunk_number(e->new_chunk) +
+ (chunk - e->old_chunk)) +
+ (bio->bi_iter.bi_sector & s->store->chunk_mask);
}
static int snapshot_map(struct dm_target *ti, struct bio *bio)
@@ -1584,7 +1583,7 @@ static int snapshot_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_REMAPPED;
}
- chunk = sector_to_chunk(s->store, bio->bi_sector);
+ chunk = sector_to_chunk(s->store, bio->bi_iter.bi_sector);
/* Full snapshots are not usable */
/* To get here the table must be live so s->active is always set. */
@@ -1645,7 +1644,8 @@ static int snapshot_map(struct dm_target *ti, struct bio *bio)
r = DM_MAPIO_SUBMITTED;
if (!pe->started &&
- bio->bi_size == (s->store->chunk_size << SECTOR_SHIFT)) {
+ bio->bi_iter.bi_size ==
+ (s->store->chunk_size << SECTOR_SHIFT)) {
pe->started = 1;
up_write(&s->lock);
start_full_bio(pe, bio);
@@ -1701,7 +1701,7 @@ static int snapshot_merge_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_REMAPPED;
}
- chunk = sector_to_chunk(s->store, bio->bi_sector);
+ chunk = sector_to_chunk(s->store, bio->bi_iter.bi_sector);
down_write(&s->lock);
@@ -2038,7 +2038,7 @@ static int do_origin(struct dm_dev *origin, struct bio *bio)
down_read(&_origins_lock);
o = __lookup_origin(origin->bdev);
if (o)
- r = __origin_write(&o->snapshots, bio->bi_sector, bio);
+ r = __origin_write(&o->snapshots, bio->bi_iter.bi_sector, bio);
up_read(&_origins_lock);
return r;
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index 73c1712..d1600d2 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -259,13 +259,15 @@ static int stripe_map_range(struct stripe_c *sc, struct bio *bio,
{
sector_t begin, end;
- stripe_map_range_sector(sc, bio->bi_sector, target_stripe, &begin);
+ stripe_map_range_sector(sc, bio->bi_iter.bi_sector,
+ target_stripe, &begin);
stripe_map_range_sector(sc, bio_end_sector(bio),
target_stripe, &end);
if (begin < end) {
bio->bi_bdev = sc->stripe[target_stripe].dev->bdev;
- bio->bi_sector = begin + sc->stripe[target_stripe].physical_start;
- bio->bi_size = to_bytes(end - begin);
+ bio->bi_iter.bi_sector = begin +
+ sc->stripe[target_stripe].physical_start;
+ bio->bi_iter.bi_size = to_bytes(end - begin);
return DM_MAPIO_REMAPPED;
} else {
/* The range doesn't map to the target stripe */
@@ -293,9 +295,10 @@ static int stripe_map(struct dm_target *ti, struct bio *bio)
return stripe_map_range(sc, bio, target_bio_nr);
}
- stripe_map_sector(sc, bio->bi_sector, &stripe, &bio->bi_sector);
+ stripe_map_sector(sc, bio->bi_iter.bi_sector,
+ &stripe, &bio->bi_iter.bi_sector);
- bio->bi_sector += sc->stripe[stripe].physical_start;
+ bio->bi_iter.bi_sector += sc->stripe[stripe].physical_start;
bio->bi_bdev = sc->stripe[stripe].dev->bdev;
return DM_MAPIO_REMAPPED;
diff --git a/drivers/md/dm-switch.c b/drivers/md/dm-switch.c
index ff9ac4b..09a688b 100644
--- a/drivers/md/dm-switch.c
+++ b/drivers/md/dm-switch.c
@@ -311,11 +311,11 @@ error:
static int switch_map(struct dm_target *ti, struct bio *bio)
{
struct switch_ctx *sctx = ti->private;
- sector_t offset = dm_target_offset(ti, bio->bi_sector);
+ sector_t offset = dm_target_offset(ti, bio->bi_iter.bi_sector);
unsigned path_nr = switch_get_path_nr(sctx, offset);
bio->bi_bdev = sctx->path_list[path_nr].dmdev->bdev;
- bio->bi_sector = sctx->path_list[path_nr].start + offset;
+ bio->bi_iter.bi_sector = sctx->path_list[path_nr].start + offset;
return DM_MAPIO_REMAPPED;
}
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 2c0cf51..a654024 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -413,7 +413,7 @@ static bool block_size_is_power_of_two(struct pool *pool)
static dm_block_t get_bio_block(struct thin_c *tc, struct bio *bio)
{
struct pool *pool = tc->pool;
- sector_t block_nr = bio->bi_sector;
+ sector_t block_nr = bio->bi_iter.bi_sector;
if (block_size_is_power_of_two(pool))
block_nr >>= pool->sectors_per_block_shift;
@@ -426,14 +426,15 @@ static dm_block_t get_bio_block(struct thin_c *tc, struct bio *bio)
static void remap(struct thin_c *tc, struct bio *bio, dm_block_t block)
{
struct pool *pool = tc->pool;
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
bio->bi_bdev = tc->pool_dev->bdev;
if (block_size_is_power_of_two(pool))
- bio->bi_sector = (block << pool->sectors_per_block_shift) |
- (bi_sector & (pool->sectors_per_block - 1));
+ bio->bi_iter.bi_sector =
+ (block << pool->sectors_per_block_shift) |
+ (bi_sector & (pool->sectors_per_block - 1));
else
- bio->bi_sector = (block * pool->sectors_per_block) +
+ bio->bi_iter.bi_sector = (block * pool->sectors_per_block) +
sector_div(bi_sector, pool->sectors_per_block);
}
@@ -721,7 +722,8 @@ static void process_prepared(struct pool *pool, struct list_head *head,
*/
static int io_overlaps_block(struct pool *pool, struct bio *bio)
{
- return bio->bi_size == (pool->sectors_per_block << SECTOR_SHIFT);
+ return bio->bi_iter.bi_size ==
+ (pool->sectors_per_block << SECTOR_SHIFT);
}
static int io_overwrites_block(struct pool *pool, struct bio *bio)
@@ -1130,7 +1132,7 @@ static void process_shared_bio(struct thin_c *tc, struct bio *bio,
if (bio_detain(pool, &key, bio, &cell))
return;
- if (bio_data_dir(bio) == WRITE && bio->bi_size)
+ if (bio_data_dir(bio) == WRITE && bio->bi_iter.bi_size)
break_sharing(tc, bio, block, &key, lookup_result, cell);
else {
struct dm_thin_endio_hook *h = dm_per_bio_data(bio, sizeof(struct dm_thin_endio_hook));
@@ -1153,7 +1155,7 @@ static void provision_block(struct thin_c *tc, struct bio *bio, dm_block_t block
/*
* Remap empty bios (flushes) immediately, without provisioning.
*/
- if (!bio->bi_size) {
+ if (!bio->bi_iter.bi_size) {
inc_all_io_entry(pool, bio);
cell_defer_no_holder(tc, cell);
@@ -1253,7 +1255,7 @@ static void process_bio_read_only(struct thin_c *tc, struct bio *bio)
r = dm_thin_find_block(tc->td, block, 1, &lookup_result);
switch (r) {
case 0:
- if (lookup_result.shared && (rw == WRITE) && bio->bi_size)
+ if (lookup_result.shared && (rw == WRITE) && bio->bi_iter.bi_size)
bio_io_error(bio);
else {
inc_all_io_entry(tc->pool, bio);
@@ -2867,7 +2869,7 @@ out_unlock:
static int thin_map(struct dm_target *ti, struct bio *bio)
{
- bio->bi_sector = dm_target_offset(ti, bio->bi_sector);
+ bio->bi_iter.bi_sector = dm_target_offset(ti, bio->bi_iter.bi_sector);
return thin_bio_map(ti, bio);
}
diff --git a/drivers/md/dm-verity.c b/drivers/md/dm-verity.c
index 4b7941d..132b315 100644
--- a/drivers/md/dm-verity.c
+++ b/drivers/md/dm-verity.c
@@ -493,9 +493,9 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
struct dm_verity_io *io;
bio->bi_bdev = v->data_dev->bdev;
- bio->bi_sector = verity_map_sector(v, bio->bi_sector);
+ bio->bi_iter.bi_sector = verity_map_sector(v, bio->bi_iter.bi_sector);
- if (((unsigned)bio->bi_sector | bio_sectors(bio)) &
+ if (((unsigned)bio->bi_iter.bi_sector | bio_sectors(bio)) &
((1 << (v->data_dev_block_bits - SECTOR_SHIFT)) - 1)) {
DMERR_LIMIT("unaligned io");
return -EIO;
@@ -514,8 +514,8 @@ static int verity_map(struct dm_target *ti, struct bio *bio)
io->v = v;
io->orig_bi_end_io = bio->bi_end_io;
io->orig_bi_private = bio->bi_private;
- io->block = bio->bi_sector >> (v->data_dev_block_bits - SECTOR_SHIFT);
- io->n_blocks = bio->bi_size >> v->data_dev_block_bits;
+ io->block = bio->bi_iter.bi_sector >> (v->data_dev_block_bits - SECTOR_SHIFT);
+ io->n_blocks = bio->bi_iter.bi_size >> v->data_dev_block_bits;
bio->bi_end_io = verity_end_io;
bio->bi_private = io;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 0704c52..ccd064e 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -575,7 +575,7 @@ static void start_io_acct(struct dm_io *io)
atomic_inc_return(&md->pending[rw]));
if (unlikely(dm_stats_used(&md->stats)))
- dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_sector,
+ dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_iter.bi_sector,
bio_sectors(bio), false, 0, &io->stats_aux);
}
@@ -593,7 +593,7 @@ static void end_io_acct(struct dm_io *io)
part_stat_unlock();
if (unlikely(dm_stats_used(&md->stats)))
- dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_sector,
+ dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_iter.bi_sector,
bio_sectors(bio), true, duration, &io->stats_aux);
/*
@@ -742,7 +742,7 @@ static void dec_pending(struct dm_io *io, int error)
if (io_error == DM_ENDIO_REQUEUE)
return;
- if ((bio->bi_rw & REQ_FLUSH) && bio->bi_size) {
+ if ((bio->bi_rw & REQ_FLUSH) && bio->bi_iter.bi_size) {
/*
* Preflush done for flush with data, reissue
* without REQ_FLUSH.
@@ -797,7 +797,7 @@ static void end_clone_bio(struct bio *clone, int error)
struct dm_rq_clone_bio_info *info = clone->bi_private;
struct dm_rq_target_io *tio = info->tio;
struct bio *bio = info->orig;
- unsigned int nr_bytes = info->orig->bi_size;
+ unsigned int nr_bytes = info->orig->bi_iter.bi_size;
bio_put(clone);
@@ -1128,7 +1128,7 @@ static void __map_bio(struct dm_target_io *tio)
* this io.
*/
atomic_inc(&tio->io->io_count);
- sector = clone->bi_sector;
+ sector = clone->bi_iter.bi_sector;
r = ti->type->map(ti, clone);
if (r == DM_MAPIO_REMAPPED) {
/* the bio has been remapped so dispatch it */
@@ -1160,13 +1160,13 @@ struct clone_info {
static void bio_setup_sector(struct bio *bio, sector_t sector, sector_t len)
{
- bio->bi_sector = sector;
- bio->bi_size = to_bytes(len);
+ bio->bi_iter.bi_sector = sector;
+ bio->bi_iter.bi_size = to_bytes(len);
}
static void bio_setup_bv(struct bio *bio, unsigned short idx, unsigned short bv_count)
{
- bio->bi_idx = idx;
+ bio->bi_iter.bi_idx = idx;
bio->bi_vcnt = idx + bv_count;
bio->bi_flags &= ~(1 << BIO_SEG_VALID);
}
@@ -1202,7 +1202,7 @@ static void clone_split_bio(struct dm_target_io *tio, struct bio *bio,
clone->bi_rw = bio->bi_rw;
clone->bi_vcnt = 1;
clone->bi_io_vec->bv_offset = offset;
- clone->bi_io_vec->bv_len = clone->bi_size;
+ clone->bi_io_vec->bv_len = clone->bi_iter.bi_size;
clone->bi_flags |= 1 << BIO_CLONED;
clone_bio_integrity(bio, clone, idx, len, offset, 1);
@@ -1222,7 +1222,8 @@ static void clone_bio(struct dm_target_io *tio, struct bio *bio,
bio_setup_sector(clone, sector, len);
bio_setup_bv(clone, idx, bv_count);
- if (idx != bio->bi_idx || clone->bi_size < bio->bi_size)
+ if (idx != bio->bi_iter.bi_idx ||
+ clone->bi_iter.bi_size < bio->bi_iter.bi_size)
trim = 1;
clone_bio_integrity(bio, clone, idx, len, 0, trim);
}
@@ -1510,8 +1511,8 @@ static void __split_and_process_bio(struct mapped_device *md,
ci.io->bio = bio;
ci.io->md = md;
spin_lock_init(&ci.io->endio_lock);
- ci.sector = bio->bi_sector;
- ci.idx = bio->bi_idx;
+ ci.sector = bio->bi_iter.bi_sector;
+ ci.idx = bio->bi_iter.bi_idx;
start_io_acct(ci.io);
diff --git a/drivers/md/faulty.c b/drivers/md/faulty.c
index 3193aef..e8b4574 100644
--- a/drivers/md/faulty.c
+++ b/drivers/md/faulty.c
@@ -74,8 +74,8 @@ static void faulty_fail(struct bio *bio, int error)
{
struct bio *b = bio->bi_private;
- b->bi_size = bio->bi_size;
- b->bi_sector = bio->bi_sector;
+ b->bi_iter.bi_size = bio->bi_iter.bi_size;
+ b->bi_iter.bi_sector = bio->bi_iter.bi_sector;
bio_put(bio);
@@ -185,26 +185,31 @@ static void make_request(struct mddev *mddev, struct bio *bio)
return;
}
- if (check_sector(conf, bio->bi_sector, bio_end_sector(bio), WRITE))
+ if (check_sector(conf, bio->bi_iter.bi_sector,
+ bio_end_sector(bio), WRITE))
failit = 1;
if (check_mode(conf, WritePersistent)) {
- add_sector(conf, bio->bi_sector, WritePersistent);
+ add_sector(conf, bio->bi_iter.bi_sector,
+ WritePersistent);
failit = 1;
}
if (check_mode(conf, WriteTransient))
failit = 1;
} else {
/* read request */
- if (check_sector(conf, bio->bi_sector, bio_end_sector(bio), READ))
+ if (check_sector(conf, bio->bi_iter.bi_sector,
+ bio_end_sector(bio), READ))
failit = 1;
if (check_mode(conf, ReadTransient))
failit = 1;
if (check_mode(conf, ReadPersistent)) {
- add_sector(conf, bio->bi_sector, ReadPersistent);
+ add_sector(conf, bio->bi_iter.bi_sector,
+ ReadPersistent);
failit = 1;
}
if (check_mode(conf, ReadFixable)) {
- add_sector(conf, bio->bi_sector, ReadFixable);
+ add_sector(conf, bio->bi_iter.bi_sector,
+ ReadFixable);
failit = 1;
}
}
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index f03fabd..fb3b0d0 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -297,19 +297,19 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
}
rcu_read_lock();
- tmp_dev = which_dev(mddev, bio->bi_sector);
+ tmp_dev = which_dev(mddev, bio->bi_iter.bi_sector);
start_sector = tmp_dev->end_sector - tmp_dev->rdev->sectors;
- if (unlikely(bio->bi_sector >= (tmp_dev->end_sector)
- || (bio->bi_sector < start_sector))) {
+ if (unlikely(bio->bi_iter.bi_sector >= (tmp_dev->end_sector)
+ || (bio->bi_iter.bi_sector < start_sector))) {
char b[BDEVNAME_SIZE];
printk(KERN_ERR
"md/linear:%s: make_request: Sector %llu out of bounds on "
"dev %s: %llu sectors, offset %llu\n",
mdname(mddev),
- (unsigned long long)bio->bi_sector,
+ (unsigned long long)bio->bi_iter.bi_sector,
bdevname(tmp_dev->rdev->bdev, b),
(unsigned long long)tmp_dev->rdev->sectors,
(unsigned long long)start_sector);
@@ -326,7 +326,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
rcu_read_unlock();
- bp = bio_split(bio, end_sector - bio->bi_sector);
+ bp = bio_split(bio, end_sector - bio->bi_iter.bi_sector);
linear_make_request(mddev, &bp->bio1);
linear_make_request(mddev, &bp->bio2);
@@ -335,7 +335,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
}
bio->bi_bdev = tmp_dev->rdev->bdev;
- bio->bi_sector = bio->bi_sector - start_sector
+ bio->bi_iter.bi_sector = bio->bi_iter.bi_sector - start_sector
+ tmp_dev->rdev->data_offset;
rcu_read_unlock();
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 739b1ec..b07fed3 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -393,7 +393,7 @@ static void md_submit_flush_data(struct work_struct *ws)
struct mddev *mddev = container_of(ws, struct mddev, flush_work);
struct bio *bio = mddev->flush_bio;
- if (bio->bi_size == 0)
+ if (bio->bi_iter.bi_size == 0)
/* an empty barrier - all done */
bio_endio(bio, 0);
else {
@@ -754,7 +754,7 @@ void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
struct bio *bio = bio_alloc_mddev(GFP_NOIO, 1, mddev);
bio->bi_bdev = rdev->meta_bdev ? rdev->meta_bdev : rdev->bdev;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio_add_page(bio, page, size, 0);
bio->bi_private = rdev;
bio->bi_end_io = super_written;
@@ -785,13 +785,13 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
bio->bi_bdev = (metadata_op && rdev->meta_bdev) ?
rdev->meta_bdev : rdev->bdev;
if (metadata_op)
- bio->bi_sector = sector + rdev->sb_start;
+ bio->bi_iter.bi_sector = sector + rdev->sb_start;
else if (rdev->mddev->reshape_position != MaxSector &&
(rdev->mddev->reshape_backwards ==
(sector >= rdev->mddev->reshape_position)))
- bio->bi_sector = sector + rdev->new_data_offset;
+ bio->bi_iter.bi_sector = sector + rdev->new_data_offset;
else
- bio->bi_sector = sector + rdev->data_offset;
+ bio->bi_iter.bi_sector = sector + rdev->data_offset;
bio_add_page(bio, page, size, 0);
submit_bio_wait(rw, bio);
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 1642eae..849ad39 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -100,7 +100,7 @@ static void multipath_end_request(struct bio *bio, int error)
md_error (mp_bh->mddev, rdev);
printk(KERN_ERR "multipath: %s: rescheduling sector %llu\n",
bdevname(rdev->bdev,b),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
multipath_reschedule_retry(mp_bh);
} else
multipath_end_bh_io(mp_bh, error);
@@ -132,7 +132,7 @@ static void multipath_make_request(struct mddev *mddev, struct bio * bio)
multipath = conf->multipaths + mp_bh->path;
mp_bh->bio = *bio;
- mp_bh->bio.bi_sector += multipath->rdev->data_offset;
+ mp_bh->bio.bi_iter.bi_sector += multipath->rdev->data_offset;
mp_bh->bio.bi_bdev = multipath->rdev->bdev;
mp_bh->bio.bi_rw |= REQ_FAILFAST_TRANSPORT;
mp_bh->bio.bi_end_io = multipath_end_request;
@@ -355,21 +355,22 @@ static void multipathd(struct md_thread *thread)
spin_unlock_irqrestore(&conf->device_lock, flags);
bio = &mp_bh->bio;
- bio->bi_sector = mp_bh->master_bio->bi_sector;
+ bio->bi_iter.bi_sector = mp_bh->master_bio->bi_iter.bi_sector;
if ((mp_bh->path = multipath_map (conf))<0) {
printk(KERN_ALERT "multipath: %s: unrecoverable IO read"
" error for block %llu\n",
bdevname(bio->bi_bdev,b),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
multipath_end_bh_io(mp_bh, -EIO);
} else {
printk(KERN_ERR "multipath: %s: redirecting sector %llu"
" to another IO path\n",
bdevname(bio->bi_bdev,b),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
*bio = *(mp_bh->master_bio);
- bio->bi_sector += conf->multipaths[mp_bh->path].rdev->data_offset;
+ bio->bi_iter.bi_sector +=
+ conf->multipaths[mp_bh->path].rdev->data_offset;
bio->bi_bdev = conf->multipaths[mp_bh->path].rdev->bdev;
bio->bi_rw |= REQ_FAILFAST_TRANSPORT;
bio->bi_end_io = multipath_end_request;
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index c4d420b..e38d1d3 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -501,10 +501,11 @@ static inline int is_io_in_chunk_boundary(struct mddev *mddev,
unsigned int chunk_sects, struct bio *bio)
{
if (likely(is_power_of_2(chunk_sects))) {
- return chunk_sects >= ((bio->bi_sector & (chunk_sects-1))
+ return chunk_sects >=
+ ((bio->bi_iter.bi_sector & (chunk_sects-1))
+ bio_sectors(bio));
} else{
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
return chunk_sects >= (sector_div(sector, chunk_sects)
+ bio_sectors(bio));
}
@@ -524,7 +525,7 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio)
chunk_sects = mddev->chunk_sectors;
if (unlikely(!is_io_in_chunk_boundary(mddev, chunk_sects, bio))) {
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
struct bio_pair *bp;
/* Sanity check -- queue functions should prevent this happening */
if (bio_segments(bio) > 1)
@@ -544,12 +545,12 @@ static void raid0_make_request(struct mddev *mddev, struct bio *bio)
return;
}
- sector_offset = bio->bi_sector;
+ sector_offset = bio->bi_iter.bi_sector;
zone = find_zone(mddev->private, &sector_offset);
- tmp_dev = map_sector(mddev, zone, bio->bi_sector,
+ tmp_dev = map_sector(mddev, zone, bio->bi_iter.bi_sector,
&sector_offset);
bio->bi_bdev = tmp_dev->bdev;
- bio->bi_sector = sector_offset + zone->dev_start +
+ bio->bi_iter.bi_sector = sector_offset + zone->dev_start +
tmp_dev->data_offset;
if (unlikely((bio->bi_rw & REQ_DISCARD) &&
@@ -566,7 +567,8 @@ bad_map:
printk("md/raid0:%s: make_request bug: can't convert block across chunks"
" or bigger than %dk %llu %d\n",
mdname(mddev), chunk_sects / 2,
- (unsigned long long)bio->bi_sector, bio_sectors(bio) / 2);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio_sectors(bio) / 2);
bio_io_error(bio);
return;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 1e5a540..db3b9d7 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -229,7 +229,7 @@ static void call_bio_endio(struct r1bio *r1_bio)
int done;
struct r1conf *conf = r1_bio->mddev->private;
sector_t start_next_window = r1_bio->start_next_window;
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
if (bio->bi_phys_segments) {
unsigned long flags;
@@ -265,9 +265,8 @@ static void raid_end_bio_io(struct r1bio *r1_bio)
if (!test_and_set_bit(R1BIO_Returned, &r1_bio->state)) {
pr_debug("raid1: sync end %s on sectors %llu-%llu\n",
(bio_data_dir(bio) == WRITE) ? "write" : "read",
- (unsigned long long) bio->bi_sector,
- (unsigned long long) bio->bi_sector +
- bio_sectors(bio) - 1);
+ (unsigned long long) bio->bi_iter.bi_sector,
+ (unsigned long long) bio_end_sector(bio) - 1);
call_bio_endio(r1_bio);
}
@@ -466,9 +465,8 @@ static void raid1_end_write_request(struct bio *bio, int error)
struct bio *mbio = r1_bio->master_bio;
pr_debug("raid1: behind end write sectors"
" %llu-%llu\n",
- (unsigned long long) mbio->bi_sector,
- (unsigned long long) mbio->bi_sector +
- bio_sectors(mbio) - 1);
+ (unsigned long long) mbio->bi_iter.bi_sector,
+ (unsigned long long) bio_end_sector(mbio) - 1);
call_bio_endio(r1_bio);
}
}
@@ -875,7 +873,7 @@ static bool need_to_wait_for_sync(struct r1conf *conf, struct bio *bio)
else if ((conf->next_resync - RESYNC_WINDOW_SECTORS
>= bio_end_sector(bio)) ||
(conf->next_resync + NEXT_NORMALIO_DISTANCE
- <= bio->bi_sector))
+ <= bio->bi_iter.bi_sector))
wait = false;
else
wait = true;
@@ -913,19 +911,19 @@ static sector_t wait_barrier(struct r1conf *conf, struct bio *bio)
if (bio && bio_data_dir(bio) == WRITE) {
if (conf->next_resync + NEXT_NORMALIO_DISTANCE
- <= bio->bi_sector) {
+ <= bio->bi_iter.bi_sector) {
if (conf->start_next_window == MaxSector)
conf->start_next_window =
conf->next_resync +
NEXT_NORMALIO_DISTANCE;
if ((conf->start_next_window + NEXT_NORMALIO_DISTANCE)
- <= bio->bi_sector)
+ <= bio->bi_iter.bi_sector)
conf->next_window_requests++;
else
conf->current_window_requests++;
}
- if (bio->bi_sector >= conf->start_next_window)
+ if (bio->bi_iter.bi_sector >= conf->start_next_window)
sector = conf->start_next_window;
}
@@ -1028,7 +1026,8 @@ do_sync_io:
if (bvecs[i].bv_page)
put_page(bvecs[i].bv_page);
kfree(bvecs);
- pr_debug("%dB behind alloc failed, doing sync I/O\n", bio->bi_size);
+ pr_debug("%dB behind alloc failed, doing sync I/O\n",
+ bio->bi_iter.bi_size);
}
struct raid1_plug_cb {
@@ -1108,7 +1107,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
if (bio_data_dir(bio) == WRITE &&
bio_end_sector(bio) > mddev->suspend_lo &&
- bio->bi_sector < mddev->suspend_hi) {
+ bio->bi_iter.bi_sector < mddev->suspend_hi) {
/* As the suspend_* range is controlled by
* userspace, we want an interruptible
* wait.
@@ -1119,7 +1118,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
prepare_to_wait(&conf->wait_barrier,
&w, TASK_INTERRUPTIBLE);
if (bio_end_sector(bio) <= mddev->suspend_lo ||
- bio->bi_sector >= mddev->suspend_hi)
+ bio->bi_iter.bi_sector >= mddev->suspend_hi)
break;
schedule();
}
@@ -1141,7 +1140,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
r1_bio->sectors = bio_sectors(bio);
r1_bio->state = 0;
r1_bio->mddev = mddev;
- r1_bio->sector = bio->bi_sector;
+ r1_bio->sector = bio->bi_iter.bi_sector;
/* We might need to issue multiple reads to different
* devices if there are bad blocks around, so we keep
@@ -1181,12 +1180,13 @@ read_again:
r1_bio->read_disk = rdisk;
read_bio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(read_bio, r1_bio->sector - bio->bi_sector,
+ bio_trim(read_bio, r1_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r1_bio->bios[rdisk] = read_bio;
- read_bio->bi_sector = r1_bio->sector + mirror->rdev->data_offset;
+ read_bio->bi_iter.bi_sector = r1_bio->sector +
+ mirror->rdev->data_offset;
read_bio->bi_bdev = mirror->rdev->bdev;
read_bio->bi_end_io = raid1_end_read_request;
read_bio->bi_rw = READ | do_sync;
@@ -1198,7 +1198,7 @@ read_again:
*/
sectors_handled = (r1_bio->sector + max_sectors
- - bio->bi_sector);
+ - bio->bi_iter.bi_sector);
r1_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (bio->bi_phys_segments == 0)
@@ -1219,7 +1219,8 @@ read_again:
r1_bio->sectors = bio_sectors(bio) - sectors_handled;
r1_bio->state = 0;
r1_bio->mddev = mddev;
- r1_bio->sector = bio->bi_sector + sectors_handled;
+ r1_bio->sector = bio->bi_iter.bi_sector +
+ sectors_handled;
goto read_again;
} else
generic_make_request(read_bio);
@@ -1322,7 +1323,7 @@ read_again:
if (r1_bio->bios[j])
rdev_dec_pending(conf->mirrors[j].rdev, mddev);
r1_bio->state = 0;
- allow_barrier(conf, start_next_window, bio->bi_sector);
+ allow_barrier(conf, start_next_window, bio->bi_iter.bi_sector);
md_wait_for_blocked_rdev(blocked_rdev, mddev);
start_next_window = wait_barrier(conf, bio);
/*
@@ -1349,7 +1350,7 @@ read_again:
bio->bi_phys_segments++;
spin_unlock_irq(&conf->device_lock);
}
- sectors_handled = r1_bio->sector + max_sectors - bio->bi_sector;
+ sectors_handled = r1_bio->sector + max_sectors - bio->bi_iter.bi_sector;
atomic_set(&r1_bio->remaining, 1);
atomic_set(&r1_bio->behind_remaining, 0);
@@ -1361,7 +1362,7 @@ read_again:
continue;
mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(mbio, r1_bio->sector - bio->bi_sector, max_sectors);
+ bio_trim(mbio, r1_bio->sector - bio->bi_iter.bi_sector, max_sectors);
if (first_clone) {
/* do behind I/O ?
@@ -1395,7 +1396,7 @@ read_again:
r1_bio->bios[i] = mbio;
- mbio->bi_sector = (r1_bio->sector +
+ mbio->bi_iter.bi_sector = (r1_bio->sector +
conf->mirrors[i].rdev->data_offset);
mbio->bi_bdev = conf->mirrors[i].rdev->bdev;
mbio->bi_end_io = raid1_end_write_request;
@@ -1435,7 +1436,7 @@ read_again:
r1_bio->sectors = bio_sectors(bio) - sectors_handled;
r1_bio->state = 0;
r1_bio->mddev = mddev;
- r1_bio->sector = bio->bi_sector + sectors_handled;
+ r1_bio->sector = bio->bi_iter.bi_sector + sectors_handled;
goto retry_write;
}
@@ -1959,14 +1960,14 @@ static int process_checks(struct r1bio *r1_bio)
/* fixup the bio for reuse */
bio_reset(b);
b->bi_vcnt = vcnt;
- b->bi_size = r1_bio->sectors << 9;
- b->bi_sector = r1_bio->sector +
+ b->bi_iter.bi_size = r1_bio->sectors << 9;
+ b->bi_iter.bi_sector = r1_bio->sector +
conf->mirrors[i].rdev->data_offset;
b->bi_bdev = conf->mirrors[i].rdev->bdev;
b->bi_end_io = end_sync_read;
b->bi_private = r1_bio;
- size = b->bi_size;
+ size = b->bi_iter.bi_size;
for (j = 0; j < vcnt ; j++) {
struct bio_vec *bi;
bi = &b->bi_io_vec[j];
@@ -2221,11 +2222,11 @@ static int narrow_write_error(struct r1bio *r1_bio, int i)
}
wbio->bi_rw = WRITE;
- wbio->bi_sector = r1_bio->sector;
- wbio->bi_size = r1_bio->sectors << 9;
+ wbio->bi_iter.bi_sector = r1_bio->sector;
+ wbio->bi_iter.bi_size = r1_bio->sectors << 9;
bio_trim(wbio, sector - r1_bio->sector, sectors);
- wbio->bi_sector += rdev->data_offset;
+ wbio->bi_iter.bi_sector += rdev->data_offset;
wbio->bi_bdev = rdev->bdev;
if (submit_bio_wait(WRITE, wbio) == 0)
/* failure! */
@@ -2339,7 +2340,8 @@ read_more:
}
r1_bio->read_disk = disk;
bio = bio_clone_mddev(r1_bio->master_bio, GFP_NOIO, mddev);
- bio_trim(bio, r1_bio->sector - bio->bi_sector, max_sectors);
+ bio_trim(bio, r1_bio->sector - bio->bi_iter.bi_sector,
+ max_sectors);
r1_bio->bios[r1_bio->read_disk] = bio;
rdev = conf->mirrors[disk].rdev;
printk_ratelimited(KERN_ERR
@@ -2348,7 +2350,7 @@ read_more:
mdname(mddev),
(unsigned long long)r1_bio->sector,
bdevname(rdev->bdev, b));
- bio->bi_sector = r1_bio->sector + rdev->data_offset;
+ bio->bi_iter.bi_sector = r1_bio->sector + rdev->data_offset;
bio->bi_bdev = rdev->bdev;
bio->bi_end_io = raid1_end_read_request;
bio->bi_rw = READ | do_sync;
@@ -2357,7 +2359,7 @@ read_more:
/* Drat - have to split this up more */
struct bio *mbio = r1_bio->master_bio;
int sectors_handled = (r1_bio->sector + max_sectors
- - mbio->bi_sector);
+ - mbio->bi_iter.bi_sector);
r1_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (mbio->bi_phys_segments == 0)
@@ -2375,7 +2377,8 @@ read_more:
r1_bio->state = 0;
set_bit(R1BIO_ReadError, &r1_bio->state);
r1_bio->mddev = mddev;
- r1_bio->sector = mbio->bi_sector + sectors_handled;
+ r1_bio->sector = mbio->bi_iter.bi_sector +
+ sectors_handled;
goto read_more;
} else
@@ -2599,7 +2602,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipp
}
if (bio->bi_end_io) {
atomic_inc(&rdev->nr_pending);
- bio->bi_sector = sector_nr + rdev->data_offset;
+ bio->bi_iter.bi_sector = sector_nr + rdev->data_offset;
bio->bi_bdev = rdev->bdev;
bio->bi_private = r1_bio;
}
@@ -2699,7 +2702,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipp
continue;
/* remove last page from this bio */
bio->bi_vcnt--;
- bio->bi_size -= len;
+ bio->bi_iter.bi_size -= len;
bio->bi_flags &= ~(1<< BIO_SEG_VALID);
}
goto bio_full;
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index c504e83..dbf3b63 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1182,7 +1182,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
/* If this request crosses a chunk boundary, we need to
* split it. This will only happen for 1 PAGE (or less) requests.
*/
- if (unlikely((bio->bi_sector & chunk_mask) + bio_sectors(bio)
+ if (unlikely((bio->bi_iter.bi_sector & chunk_mask) + bio_sectors(bio)
> chunk_sects
&& (conf->geo.near_copies < conf->geo.raid_disks
|| conf->prev.near_copies < conf->prev.raid_disks))) {
@@ -1193,8 +1193,8 @@ static void make_request(struct mddev *mddev, struct bio * bio)
/* This is a one page bio that upper layers
* refuse to split for us, so we need to split it.
*/
- bp = bio_split(bio,
- chunk_sects - (bio->bi_sector & (chunk_sects - 1)) );
+ bp = bio_split(bio, chunk_sects -
+ (bio->bi_iter.bi_sector & (chunk_sects - 1)));
/* Each of these 'make_request' calls will call 'wait_barrier'.
* If the first succeeds but the second blocks due to the resync
@@ -1221,7 +1221,8 @@ static void make_request(struct mddev *mddev, struct bio * bio)
bad_map:
printk("md/raid10:%s: make_request bug: can't convert block across chunks"
" or bigger than %dk %llu %d\n", mdname(mddev), chunk_sects/2,
- (unsigned long long)bio->bi_sector, bio_sectors(bio) / 2);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio_sectors(bio) / 2);
bio_io_error(bio);
return;
@@ -1238,24 +1239,25 @@ static void make_request(struct mddev *mddev, struct bio * bio)
sectors = bio_sectors(bio);
while (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
- bio->bi_sector < conf->reshape_progress &&
- bio->bi_sector + sectors > conf->reshape_progress) {
+ bio->bi_iter.bi_sector < conf->reshape_progress &&
+ bio->bi_iter.bi_sector + sectors > conf->reshape_progress) {
/* IO spans the reshape position. Need to wait for
* reshape to pass
*/
allow_barrier(conf);
wait_event(conf->wait_barrier,
- conf->reshape_progress <= bio->bi_sector ||
- conf->reshape_progress >= bio->bi_sector + sectors);
+ conf->reshape_progress <= bio->bi_iter.bi_sector ||
+ conf->reshape_progress >= bio->bi_iter.bi_sector +
+ sectors);
wait_barrier(conf);
}
if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
bio_data_dir(bio) == WRITE &&
(mddev->reshape_backwards
- ? (bio->bi_sector < conf->reshape_safe &&
- bio->bi_sector + sectors > conf->reshape_progress)
- : (bio->bi_sector + sectors > conf->reshape_safe &&
- bio->bi_sector < conf->reshape_progress))) {
+ ? (bio->bi_iter.bi_sector < conf->reshape_safe &&
+ bio->bi_iter.bi_sector + sectors > conf->reshape_progress)
+ : (bio->bi_iter.bi_sector + sectors > conf->reshape_safe &&
+ bio->bi_iter.bi_sector < conf->reshape_progress))) {
/* Need to update reshape_position in metadata */
mddev->reshape_position = conf->reshape_progress;
set_bit(MD_CHANGE_DEVS, &mddev->flags);
@@ -1273,7 +1275,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
r10_bio->sectors = sectors;
r10_bio->mddev = mddev;
- r10_bio->sector = bio->bi_sector;
+ r10_bio->sector = bio->bi_iter.bi_sector;
r10_bio->state = 0;
/* We might need to issue multiple reads to different
@@ -1302,13 +1304,13 @@ read_again:
slot = r10_bio->read_slot;
read_bio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(read_bio, r10_bio->sector - bio->bi_sector,
+ bio_trim(read_bio, r10_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r10_bio->devs[slot].bio = read_bio;
r10_bio->devs[slot].rdev = rdev;
- read_bio->bi_sector = r10_bio->devs[slot].addr +
+ read_bio->bi_iter.bi_sector = r10_bio->devs[slot].addr +
choose_data_offset(r10_bio, rdev);
read_bio->bi_bdev = rdev->bdev;
read_bio->bi_end_io = raid10_end_read_request;
@@ -1320,7 +1322,7 @@ read_again:
* need another r10_bio.
*/
sectors_handled = (r10_bio->sectors + max_sectors
- - bio->bi_sector);
+ - bio->bi_iter.bi_sector);
r10_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (bio->bi_phys_segments == 0)
@@ -1341,7 +1343,8 @@ read_again:
r10_bio->sectors = bio_sectors(bio) - sectors_handled;
r10_bio->state = 0;
r10_bio->mddev = mddev;
- r10_bio->sector = bio->bi_sector + sectors_handled;
+ r10_bio->sector = bio->bi_iter.bi_sector +
+ sectors_handled;
goto read_again;
} else
generic_make_request(read_bio);
@@ -1499,7 +1502,8 @@ retry_write:
bio->bi_phys_segments++;
spin_unlock_irq(&conf->device_lock);
}
- sectors_handled = r10_bio->sector + max_sectors - bio->bi_sector;
+ sectors_handled = r10_bio->sector + max_sectors -
+ bio->bi_iter.bi_sector;
atomic_set(&r10_bio->remaining, 1);
bitmap_startwrite(mddev->bitmap, r10_bio->sector, r10_bio->sectors, 0);
@@ -1510,11 +1514,11 @@ retry_write:
if (r10_bio->devs[i].bio) {
struct md_rdev *rdev = conf->mirrors[d].rdev;
mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(mbio, r10_bio->sector - bio->bi_sector,
+ bio_trim(mbio, r10_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r10_bio->devs[i].bio = mbio;
- mbio->bi_sector = (r10_bio->devs[i].addr+
+ mbio->bi_iter.bi_sector = (r10_bio->devs[i].addr+
choose_data_offset(r10_bio,
rdev));
mbio->bi_bdev = rdev->bdev;
@@ -1553,11 +1557,11 @@ retry_write:
rdev = conf->mirrors[d].rdev;
}
mbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(mbio, r10_bio->sector - bio->bi_sector,
+ bio_trim(mbio, r10_bio->sector - bio->bi_iter.bi_sector,
max_sectors);
r10_bio->devs[i].repl_bio = mbio;
- mbio->bi_sector = (r10_bio->devs[i].addr +
+ mbio->bi_iter.bi_sector = (r10_bio->devs[i].addr +
choose_data_offset(
r10_bio, rdev));
mbio->bi_bdev = rdev->bdev;
@@ -1591,7 +1595,7 @@ retry_write:
r10_bio->sectors = bio_sectors(bio) - sectors_handled;
r10_bio->mddev = mddev;
- r10_bio->sector = bio->bi_sector + sectors_handled;
+ r10_bio->sector = bio->bi_iter.bi_sector + sectors_handled;
r10_bio->state = 0;
goto retry_write;
}
@@ -2124,10 +2128,10 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
bio_reset(tbio);
tbio->bi_vcnt = vcnt;
- tbio->bi_size = r10_bio->sectors << 9;
+ tbio->bi_iter.bi_size = r10_bio->sectors << 9;
tbio->bi_rw = WRITE;
tbio->bi_private = r10_bio;
- tbio->bi_sector = r10_bio->devs[i].addr;
+ tbio->bi_iter.bi_sector = r10_bio->devs[i].addr;
for (j=0; j < vcnt ; j++) {
tbio->bi_io_vec[j].bv_offset = 0;
@@ -2144,7 +2148,7 @@ static void sync_request_write(struct mddev *mddev, struct r10bio *r10_bio)
atomic_inc(&r10_bio->remaining);
md_sync_acct(conf->mirrors[d].rdev->bdev, bio_sectors(tbio));
- tbio->bi_sector += conf->mirrors[d].rdev->data_offset;
+ tbio->bi_iter.bi_sector += conf->mirrors[d].rdev->data_offset;
tbio->bi_bdev = conf->mirrors[d].rdev->bdev;
generic_make_request(tbio);
}
@@ -2614,8 +2618,8 @@ static int narrow_write_error(struct r10bio *r10_bio, int i)
sectors = sect_to_write;
/* Write at 'sector' for 'sectors' */
wbio = bio_clone_mddev(bio, GFP_NOIO, mddev);
- bio_trim(wbio, sector - bio->bi_sector, sectors);
- wbio->bi_sector = (r10_bio->devs[i].addr+
+ bio_trim(wbio, sector - bio->bi_iter.bi_sector, sectors);
+ wbio->bi_iter.bi_sector = (r10_bio->devs[i].addr+
choose_data_offset(r10_bio, rdev) +
(sector - r10_bio->sector));
wbio->bi_bdev = rdev->bdev;
@@ -2687,10 +2691,10 @@ read_more:
(unsigned long long)r10_bio->sector);
bio = bio_clone_mddev(r10_bio->master_bio,
GFP_NOIO, mddev);
- bio_trim(bio, r10_bio->sector - bio->bi_sector, max_sectors);
+ bio_trim(bio, r10_bio->sector - bio->bi_iter.bi_sector, max_sectors);
r10_bio->devs[slot].bio = bio;
r10_bio->devs[slot].rdev = rdev;
- bio->bi_sector = r10_bio->devs[slot].addr
+ bio->bi_iter.bi_sector = r10_bio->devs[slot].addr
+ choose_data_offset(r10_bio, rdev);
bio->bi_bdev = rdev->bdev;
bio->bi_rw = READ | do_sync;
@@ -2701,7 +2705,7 @@ read_more:
struct bio *mbio = r10_bio->master_bio;
int sectors_handled =
r10_bio->sector + max_sectors
- - mbio->bi_sector;
+ - mbio->bi_iter.bi_sector;
r10_bio->sectors = max_sectors;
spin_lock_irq(&conf->device_lock);
if (mbio->bi_phys_segments == 0)
@@ -2719,7 +2723,7 @@ read_more:
set_bit(R10BIO_ReadError,
&r10_bio->state);
r10_bio->mddev = mddev;
- r10_bio->sector = mbio->bi_sector
+ r10_bio->sector = mbio->bi_iter.bi_sector
+ sectors_handled;
goto read_more;
@@ -3157,7 +3161,8 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_end_io = end_sync_read;
bio->bi_rw = READ;
from_addr = r10_bio->devs[j].addr;
- bio->bi_sector = from_addr + rdev->data_offset;
+ bio->bi_iter.bi_sector = from_addr +
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
atomic_inc(&rdev->nr_pending);
/* and we write to 'i' (if not in_sync) */
@@ -3181,7 +3186,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
- bio->bi_sector = to_addr
+ bio->bi_iter.bi_sector = to_addr
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
atomic_inc(&r10_bio->remaining);
@@ -3210,7 +3215,8 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
- bio->bi_sector = to_addr + rdev->data_offset;
+ bio->bi_iter.bi_sector = to_addr +
+ rdev->data_offset;
bio->bi_bdev = rdev->bdev;
atomic_inc(&r10_bio->remaining);
break;
@@ -3328,7 +3334,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_read;
bio->bi_rw = READ;
- bio->bi_sector = sector +
+ bio->bi_iter.bi_sector = sector +
conf->mirrors[d].rdev->data_offset;
bio->bi_bdev = conf->mirrors[d].rdev->bdev;
count++;
@@ -3350,7 +3356,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio->bi_private = r10_bio;
bio->bi_end_io = end_sync_write;
bio->bi_rw = WRITE;
- bio->bi_sector = sector +
+ bio->bi_iter.bi_sector = sector +
conf->mirrors[d].replacement->data_offset;
bio->bi_bdev = conf->mirrors[d].replacement->bdev;
count++;
@@ -3397,7 +3403,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr,
bio2 = bio2->bi_next) {
/* remove last page from this bio */
bio2->bi_vcnt--;
- bio2->bi_size -= len;
+ bio2->bi_iter.bi_size -= len;
bio2->bi_flags &= ~(1<< BIO_SEG_VALID);
}
goto bio_full;
@@ -4417,7 +4423,7 @@ read_more:
read_bio = bio_alloc_mddev(GFP_KERNEL, RESYNC_PAGES, mddev);
read_bio->bi_bdev = rdev->bdev;
- read_bio->bi_sector = (r10_bio->devs[r10_bio->read_slot].addr
+ read_bio->bi_iter.bi_sector = (r10_bio->devs[r10_bio->read_slot].addr
+ rdev->data_offset);
read_bio->bi_private = r10_bio;
read_bio->bi_end_io = end_sync_read;
@@ -4425,7 +4431,7 @@ read_more:
read_bio->bi_flags &= ~(BIO_POOL_MASK - 1);
read_bio->bi_flags |= 1 << BIO_UPTODATE;
read_bio->bi_vcnt = 0;
- read_bio->bi_size = 0;
+ read_bio->bi_iter.bi_size = 0;
r10_bio->master_bio = read_bio;
r10_bio->read_slot = r10_bio->devs[r10_bio->read_slot].devnum;
@@ -4451,7 +4457,8 @@ read_more:
bio_reset(b);
b->bi_bdev = rdev2->bdev;
- b->bi_sector = r10_bio->devs[s/2].addr + rdev2->new_data_offset;
+ b->bi_iter.bi_sector = r10_bio->devs[s/2].addr +
+ rdev2->new_data_offset;
b->bi_private = r10_bio;
b->bi_end_io = end_reshape_write;
b->bi_rw = WRITE;
@@ -4478,7 +4485,7 @@ read_more:
bio2 = bio2->bi_next) {
/* Remove last page from this bio */
bio2->bi_vcnt--;
- bio2->bi_size -= len;
+ bio2->bi_iter.bi_size -= len;
bio2->bi_flags &= ~(1<<BIO_SEG_VALID);
}
goto bio_full;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 47da0af..a5d9c0e 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -133,7 +133,7 @@ static inline void unlock_all_device_hash_locks_irq(struct r5conf *conf)
static inline struct bio *r5_next_bio(struct bio *bio, sector_t sector)
{
int sectors = bio_sectors(bio);
- if (bio->bi_sector + sectors < sector + STRIPE_SECTORS)
+ if (bio->bi_iter.bi_sector + sectors < sector + STRIPE_SECTORS)
return bio->bi_next;
else
return NULL;
@@ -225,7 +225,7 @@ static void return_io(struct bio *return_bi)
return_bi = bi->bi_next;
bi->bi_next = NULL;
- bi->bi_size = 0;
+ bi->bi_iter.bi_size = 0;
trace_block_bio_complete(bdev_get_queue(bi->bi_bdev),
bi, 0);
bio_endio(bi, 0);
@@ -854,10 +854,10 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
bi->bi_rw, i);
atomic_inc(&sh->count);
if (use_new_offset(conf, sh))
- bi->bi_sector = (sh->sector
+ bi->bi_iter.bi_sector = (sh->sector
+ rdev->new_data_offset);
else
- bi->bi_sector = (sh->sector
+ bi->bi_iter.bi_sector = (sh->sector
+ rdev->data_offset);
if (test_bit(R5_ReadNoMerge, &sh->dev[i].flags))
bi->bi_rw |= REQ_NOMERGE;
@@ -865,7 +865,7 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
bi->bi_vcnt = 1;
bi->bi_io_vec[0].bv_len = STRIPE_SIZE;
bi->bi_io_vec[0].bv_offset = 0;
- bi->bi_size = STRIPE_SIZE;
+ bi->bi_iter.bi_size = STRIPE_SIZE;
/*
* If this is discard request, set bi_vcnt 0. We don't
* want to confuse SCSI because SCSI will replace payload
@@ -901,15 +901,15 @@ static void ops_run_io(struct stripe_head *sh, struct stripe_head_state *s)
rbi->bi_rw, i);
atomic_inc(&sh->count);
if (use_new_offset(conf, sh))
- rbi->bi_sector = (sh->sector
+ rbi->bi_iter.bi_sector = (sh->sector
+ rrdev->new_data_offset);
else
- rbi->bi_sector = (sh->sector
+ rbi->bi_iter.bi_sector = (sh->sector
+ rrdev->data_offset);
rbi->bi_vcnt = 1;
rbi->bi_io_vec[0].bv_len = STRIPE_SIZE;
rbi->bi_io_vec[0].bv_offset = 0;
- rbi->bi_size = STRIPE_SIZE;
+ rbi->bi_iter.bi_size = STRIPE_SIZE;
/*
* If this is discard request, set bi_vcnt 0. We don't
* want to confuse SCSI because SCSI will replace payload
@@ -944,10 +944,10 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
struct async_submit_ctl submit;
enum async_tx_flags flags = 0;
- if (bio->bi_sector >= sector)
- page_offset = (signed)(bio->bi_sector - sector) * 512;
+ if (bio->bi_iter.bi_sector >= sector)
+ page_offset = (signed)(bio->bi_iter.bi_sector - sector) * 512;
else
- page_offset = (signed)(sector - bio->bi_sector) * -512;
+ page_offset = (signed)(sector - bio->bi_iter.bi_sector) * -512;
if (frombio)
flags |= ASYNC_TX_FENCE;
@@ -1014,7 +1014,7 @@ static void ops_complete_biofill(void *stripe_head_ref)
BUG_ON(!dev->read);
rbi = dev->read;
dev->read = NULL;
- while (rbi && rbi->bi_sector <
+ while (rbi && rbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
rbi2 = r5_next_bio(rbi, dev->sector);
if (!raid5_dec_bi_active_stripes(rbi)) {
@@ -1050,7 +1050,7 @@ static void ops_run_biofill(struct stripe_head *sh)
dev->read = rbi = dev->toread;
dev->toread = NULL;
spin_unlock_irq(&sh->stripe_lock);
- while (rbi && rbi->bi_sector <
+ while (rbi && rbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
tx = async_copy_data(0, rbi, dev->page,
dev->sector, tx);
@@ -1392,7 +1392,7 @@ ops_run_biodrain(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
wbi = dev->written = chosen;
spin_unlock_irq(&sh->stripe_lock);
- while (wbi && wbi->bi_sector <
+ while (wbi && wbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
if (wbi->bi_rw & REQ_FUA)
set_bit(R5_WantFUA, &dev->flags);
@@ -2616,7 +2616,7 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
int firstwrite=0;
pr_debug("adding bi b#%llu to stripe s#%llu\n",
- (unsigned long long)bi->bi_sector,
+ (unsigned long long)bi->bi_iter.bi_sector,
(unsigned long long)sh->sector);
/*
@@ -2634,12 +2634,12 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
firstwrite = 1;
} else
bip = &sh->dev[dd_idx].toread;
- while (*bip && (*bip)->bi_sector < bi->bi_sector) {
- if (bio_end_sector(*bip) > bi->bi_sector)
+ while (*bip && (*bip)->bi_iter.bi_sector < bi->bi_iter.bi_sector) {
+ if (bio_end_sector(*bip) > bi->bi_iter.bi_sector)
goto overlap;
bip = & (*bip)->bi_next;
}
- if (*bip && (*bip)->bi_sector < bio_end_sector(bi))
+ if (*bip && (*bip)->bi_iter.bi_sector < bio_end_sector(bi))
goto overlap;
BUG_ON(*bip && bi->bi_next && (*bip) != bi->bi_next);
@@ -2653,7 +2653,7 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
sector_t sector = sh->dev[dd_idx].sector;
for (bi=sh->dev[dd_idx].towrite;
sector < sh->dev[dd_idx].sector + STRIPE_SECTORS &&
- bi && bi->bi_sector <= sector;
+ bi && bi->bi_iter.bi_sector <= sector;
bi = r5_next_bio(bi, sh->dev[dd_idx].sector)) {
if (bio_end_sector(bi) >= sector)
sector = bio_end_sector(bi);
@@ -2663,7 +2663,7 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
}
pr_debug("added bi b#%llu to stripe s#%llu, disk %d.\n",
- (unsigned long long)(*bip)->bi_sector,
+ (unsigned long long)(*bip)->bi_iter.bi_sector,
(unsigned long long)sh->sector, dd_idx);
spin_unlock_irq(&sh->stripe_lock);
@@ -2738,7 +2738,7 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
if (test_and_clear_bit(R5_Overlap, &sh->dev[i].flags))
wake_up(&conf->wait_for_overlap);
- while (bi && bi->bi_sector <
+ while (bi && bi->bi_iter.bi_sector <
sh->dev[i].sector + STRIPE_SECTORS) {
struct bio *nextbi = r5_next_bio(bi, sh->dev[i].sector);
clear_bit(BIO_UPTODATE, &bi->bi_flags);
@@ -2757,7 +2757,7 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
bi = sh->dev[i].written;
sh->dev[i].written = NULL;
if (bi) bitmap_end = 1;
- while (bi && bi->bi_sector <
+ while (bi && bi->bi_iter.bi_sector <
sh->dev[i].sector + STRIPE_SECTORS) {
struct bio *bi2 = r5_next_bio(bi, sh->dev[i].sector);
clear_bit(BIO_UPTODATE, &bi->bi_flags);
@@ -2781,7 +2781,7 @@ handle_failed_stripe(struct r5conf *conf, struct stripe_head *sh,
spin_unlock_irq(&sh->stripe_lock);
if (test_and_clear_bit(R5_Overlap, &sh->dev[i].flags))
wake_up(&conf->wait_for_overlap);
- while (bi && bi->bi_sector <
+ while (bi && bi->bi_iter.bi_sector <
sh->dev[i].sector + STRIPE_SECTORS) {
struct bio *nextbi =
r5_next_bio(bi, sh->dev[i].sector);
@@ -3005,7 +3005,7 @@ static void handle_stripe_clean_event(struct r5conf *conf,
clear_bit(R5_UPTODATE, &dev->flags);
wbi = dev->written;
dev->written = NULL;
- while (wbi && wbi->bi_sector <
+ while (wbi && wbi->bi_iter.bi_sector <
dev->sector + STRIPE_SECTORS) {
wbi2 = r5_next_bio(wbi, dev->sector);
if (!raid5_dec_bi_active_stripes(wbi)) {
@@ -4097,7 +4097,7 @@ static int raid5_mergeable_bvec(struct request_queue *q,
static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
{
- sector_t sector = bio->bi_sector + get_start_sect(bio->bi_bdev);
+ sector_t sector = bio->bi_iter.bi_sector + get_start_sect(bio->bi_bdev);
unsigned int chunk_sectors = mddev->chunk_sectors;
unsigned int bio_sectors = bio_sectors(bio);
@@ -4234,9 +4234,9 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
/*
* compute position
*/
- align_bi->bi_sector = raid5_compute_sector(conf, raid_bio->bi_sector,
- 0,
- &dd_idx, NULL);
+ align_bi->bi_iter.bi_sector =
+ raid5_compute_sector(conf, raid_bio->bi_iter.bi_sector,
+ 0, &dd_idx, NULL);
end_sector = bio_end_sector(align_bi);
rcu_read_lock();
@@ -4261,7 +4261,8 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
align_bi->bi_flags &= ~(1 << BIO_SEG_VALID);
if (!bio_fits_rdev(align_bi) ||
- is_badblock(rdev, align_bi->bi_sector, bio_sectors(align_bi),
+ is_badblock(rdev, align_bi->bi_iter.bi_sector,
+ bio_sectors(align_bi),
&first_bad, &bad_sectors)) {
/* too big in some way, or has a known bad block */
bio_put(align_bi);
@@ -4270,7 +4271,7 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
}
/* No reshape active, so we can trust rdev->data_offset */
- align_bi->bi_sector += rdev->data_offset;
+ align_bi->bi_iter.bi_sector += rdev->data_offset;
spin_lock_irq(&conf->device_lock);
wait_event_lock_irq(conf->wait_for_stripe,
@@ -4282,7 +4283,7 @@ static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
if (mddev->gendisk)
trace_block_bio_remap(bdev_get_queue(align_bi->bi_bdev),
align_bi, disk_devt(mddev->gendisk),
- raid_bio->bi_sector);
+ raid_bio->bi_iter.bi_sector);
generic_make_request(align_bi);
return 1;
} else {
@@ -4465,8 +4466,8 @@ static void make_discard_request(struct mddev *mddev, struct bio *bi)
/* Skip discard while reshape is happening */
return;
- logical_sector = bi->bi_sector & ~((sector_t)STRIPE_SECTORS-1);
- last_sector = bi->bi_sector + (bi->bi_size>>9);
+ logical_sector = bi->bi_iter.bi_sector & ~((sector_t)STRIPE_SECTORS-1);
+ last_sector = bi->bi_iter.bi_sector + (bi->bi_iter.bi_size>>9);
bi->bi_next = NULL;
bi->bi_phys_segments = 1; /* over-loaded to count active stripes */
@@ -4570,7 +4571,7 @@ static void make_request(struct mddev *mddev, struct bio * bi)
return;
}
- logical_sector = bi->bi_sector & ~((sector_t)STRIPE_SECTORS-1);
+ logical_sector = bi->bi_iter.bi_sector & ~((sector_t)STRIPE_SECTORS-1);
last_sector = bio_end_sector(bi);
bi->bi_next = NULL;
bi->bi_phys_segments = 1; /* over-loaded to count active stripes */
@@ -5054,7 +5055,8 @@ static int retry_aligned_read(struct r5conf *conf, struct bio *raid_bio)
int remaining;
int handled = 0;
- logical_sector = raid_bio->bi_sector & ~((sector_t)STRIPE_SECTORS-1);
+ logical_sector = raid_bio->bi_iter.bi_sector &
+ ~((sector_t)STRIPE_SECTORS-1);
sector = raid5_compute_sector(conf, logical_sector,
0, &dd_idx, NULL);
last_sector = bio_end_sector(raid_bio);
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index 6eca019..16814a8 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -819,7 +819,8 @@ dcssblk_make_request(struct request_queue *q, struct bio *bio)
dev_info = bio->bi_bdev->bd_disk->private_data;
if (dev_info == NULL)
goto fail;
- if ((bio->bi_sector & 7) != 0 || (bio->bi_size & 4095) != 0)
+ if ((bio->bi_iter.bi_sector & 7) != 0 ||
+ (bio->bi_iter.bi_size & 4095) != 0)
/* Request is not page-aligned. */
goto fail;
if (bio_end_sector(bio) > get_capacity(bio->bi_bdev->bd_disk)) {
@@ -842,7 +843,7 @@ dcssblk_make_request(struct request_queue *q, struct bio *bio)
}
}
- index = (bio->bi_sector >> 3);
+ index = (bio->bi_iter.bi_sector >> 3);
bio_for_each_segment(bvec, bio, i) {
page_addr = (unsigned long)
page_address(bvec->bv_page) + bvec->bv_offset;
diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c
index 464dd29..dd4e73f 100644
--- a/drivers/s390/block/xpram.c
+++ b/drivers/s390/block/xpram.c
@@ -190,15 +190,16 @@ static void xpram_make_request(struct request_queue *q, struct bio *bio)
unsigned long bytes;
int i;
- if ((bio->bi_sector & 7) != 0 || (bio->bi_size & 4095) != 0)
+ if ((bio->bi_iter.bi_sector & 7) != 0 ||
+ (bio->bi_iter.bi_size & 4095) != 0)
/* Request is not page-aligned. */
goto fail;
- if ((bio->bi_size >> 12) > xdev->size)
+ if ((bio->bi_iter.bi_size >> 12) > xdev->size)
/* Request size is no page-aligned. */
goto fail;
- if ((bio->bi_sector >> 3) > 0xffffffffU - xdev->offset)
+ if ((bio->bi_iter.bi_sector >> 3) > 0xffffffffU - xdev->offset)
goto fail;
- index = (bio->bi_sector >> 3) + xdev->offset;
+ index = (bio->bi_iter.bi_sector >> 3) + xdev->offset;
bio_for_each_segment(bvec, bio, i) {
page_addr = (unsigned long)
kmap(bvec->bv_page) + bvec->bv_offset;
diff --git a/drivers/scsi/osd/osd_initiator.c b/drivers/scsi/osd/osd_initiator.c
index aa66361..bac04c2 100644
--- a/drivers/scsi/osd/osd_initiator.c
+++ b/drivers/scsi/osd/osd_initiator.c
@@ -731,7 +731,7 @@ static int _osd_req_list_objects(struct osd_request *or,
bio->bi_rw &= ~REQ_WRITE;
or->in.bio = bio;
- or->in.total_bytes = bio->bi_size;
+ or->in.total_bytes = bio->bi_iter.bi_size;
return 0;
}
diff --git a/drivers/staging/lustre/lustre/llite/lloop.c b/drivers/staging/lustre/lustre/llite/lloop.c
index e2421ea..53741be 100644
--- a/drivers/staging/lustre/lustre/llite/lloop.c
+++ b/drivers/staging/lustre/lustre/llite/lloop.c
@@ -220,7 +220,7 @@ static int do_bio_lustrebacked(struct lloop_device *lo, struct bio *head)
for (bio = head; bio != NULL; bio = bio->bi_next) {
LASSERT(rw == bio->bi_rw);
- offset = (pgoff_t)(bio->bi_sector << 9) + lo->lo_offset;
+ offset = (pgoff_t)(bio->bi_iter.bi_sector << 9) + lo->lo_offset;
bio_for_each_segment(bvec, bio, i) {
BUG_ON(bvec->bv_offset != 0);
BUG_ON(bvec->bv_len != PAGE_CACHE_SIZE);
@@ -313,7 +313,8 @@ static unsigned int loop_get_bio(struct lloop_device *lo, struct bio **req)
bio = &lo->lo_bio;
while (*bio && (*bio)->bi_rw == rw) {
CDEBUG(D_INFO, "bio sector %llu size %u count %u vcnt%u \n",
- (unsigned long long)(*bio)->bi_sector, (*bio)->bi_size,
+ (unsigned long long)(*bio)->bi_iter.bi_sector,
+ (*bio)->bi_iter.bi_size,
page_count, (*bio)->bi_vcnt);
if (page_count + (*bio)->bi_vcnt > LLOOP_MAX_SEGMENTS)
break;
@@ -347,7 +348,8 @@ static void loop_make_request(struct request_queue *q, struct bio *old_bio)
goto err;
CDEBUG(D_INFO, "submit bio sector %llu size %u\n",
- (unsigned long long)old_bio->bi_sector, old_bio->bi_size);
+ (unsigned long long)old_bio->bi_iter.bi_sector,
+ old_bio->bi_iter.bi_size);
spin_lock_irq(&lo->lo_lock);
inactive = (lo->lo_state != LLOOP_BOUND);
@@ -367,7 +369,7 @@ static void loop_make_request(struct request_queue *q, struct bio *old_bio)
loop_add_bio(lo, old_bio);
return;
err:
- cfs_bio_io_error(old_bio, old_bio->bi_size);
+ cfs_bio_io_error(old_bio, old_bio->bi_iter.bi_size);
}
@@ -378,7 +380,7 @@ static inline void loop_handle_bio(struct lloop_device *lo, struct bio *bio)
while (bio) {
struct bio *tmp = bio->bi_next;
bio->bi_next = NULL;
- cfs_bio_endio(bio, bio->bi_size, ret);
+ cfs_bio_endio(bio, bio->bi_iter.bi_size, ret);
bio = tmp;
}
}
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c
index 79ce363..e9e6f98 100644
--- a/drivers/staging/zram/zram_drv.c
+++ b/drivers/staging/zram/zram_drv.c
@@ -171,13 +171,14 @@ static inline int valid_io_request(struct zram *zram, struct bio *bio)
u64 start, end, bound;
/* unaligned request */
- if (unlikely(bio->bi_sector & (ZRAM_SECTOR_PER_LOGICAL_BLOCK - 1)))
+ if (unlikely(bio->bi_iter.bi_sector &
+ (ZRAM_SECTOR_PER_LOGICAL_BLOCK - 1)))
return 0;
- if (unlikely(bio->bi_size & (ZRAM_LOGICAL_BLOCK_SIZE - 1)))
+ if (unlikely(bio->bi_iter.bi_size & (ZRAM_LOGICAL_BLOCK_SIZE - 1)))
return 0;
- start = bio->bi_sector;
- end = start + (bio->bi_size >> SECTOR_SHIFT);
+ start = bio->bi_iter.bi_sector;
+ end = start + (bio->bi_iter.bi_size >> SECTOR_SHIFT);
bound = zram->disksize >> SECTOR_SHIFT;
/* out of range range */
if (unlikely(start >= bound || end > bound || start > end))
@@ -684,8 +685,9 @@ static void __zram_make_request(struct zram *zram, struct bio *bio, int rw)
break;
}
- index = bio->bi_sector >> SECTORS_PER_PAGE_SHIFT;
- offset = (bio->bi_sector & (SECTORS_PER_PAGE - 1)) << SECTOR_SHIFT;
+ index = bio->bi_iter.bi_sector >> SECTORS_PER_PAGE_SHIFT;
+ offset = (bio->bi_iter.bi_sector &
+ (SECTORS_PER_PAGE - 1)) << SECTOR_SHIFT;
bio_for_each_segment(bvec, bio, i) {
int max_transfer_size = PAGE_SIZE - offset;
diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index c87959f..2d29356 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -319,7 +319,7 @@ iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num)
bio->bi_bdev = ib_dev->ibd_bd;
bio->bi_private = cmd;
bio->bi_end_io = &iblock_bio_done;
- bio->bi_sector = lba;
+ bio->bi_iter.bi_sector = lba;
return bio;
}
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index fc60b31..08e3d13 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -215,9 +215,9 @@ unsigned int bio_integrity_tag_size(struct bio *bio)
{
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
- BUG_ON(bio->bi_size == 0);
+ BUG_ON(bio->bi_iter.bi_size == 0);
- return bi->tag_size * (bio->bi_size / bi->sector_size);
+ return bi->tag_size * (bio->bi_iter.bi_size / bi->sector_size);
}
EXPORT_SYMBOL(bio_integrity_tag_size);
@@ -300,7 +300,7 @@ static void bio_integrity_generate(struct bio *bio)
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
struct blk_integrity_exchg bix;
struct bio_vec *bv;
- sector_t sector = bio->bi_sector;
+ sector_t sector = bio->bi_iter.bi_sector;
unsigned int i, sectors, total;
void *prot_buf = bio->bi_integrity->bip_buf;
@@ -387,7 +387,7 @@ int bio_integrity_prep(struct bio *bio)
bip->bip_owns_buf = 1;
bip->bip_buf = buf;
bip->bip_size = len;
- bip->bip_sector = bio->bi_sector;
+ bip->bip_sector = bio->bi_iter.bi_sector;
/* Map it */
offset = offset_in_page(buf);
diff --git a/fs/bio.c b/fs/bio.c
index 33d79a4..a402ad6 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -532,13 +532,13 @@ void __bio_clone(struct bio *bio, struct bio *bio_src)
* most users will be overriding ->bi_bdev with a new target,
* so we don't set nor calculate new physical/hw segment counts here
*/
- bio->bi_sector = bio_src->bi_sector;
+ bio->bi_iter.bi_sector = bio_src->bi_iter.bi_sector;
bio->bi_bdev = bio_src->bi_bdev;
bio->bi_flags |= 1 << BIO_CLONED;
bio->bi_rw = bio_src->bi_rw;
bio->bi_vcnt = bio_src->bi_vcnt;
- bio->bi_size = bio_src->bi_size;
- bio->bi_idx = bio_src->bi_idx;
+ bio->bi_iter.bi_size = bio_src->bi_iter.bi_size;
+ bio->bi_iter.bi_idx = bio_src->bi_iter.bi_idx;
}
EXPORT_SYMBOL(__bio_clone);
@@ -612,7 +612,7 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
if (unlikely(bio_flagged(bio, BIO_CLONED)))
return 0;
- if (((bio->bi_size + len) >> 9) > max_sectors)
+ if (((bio->bi_iter.bi_size + len) >> 9) > max_sectors)
return 0;
/*
@@ -635,8 +635,9 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
simulate merging updated prev_bvec
as new bvec. */
.bi_bdev = bio->bi_bdev,
- .bi_sector = bio->bi_sector,
- .bi_size = bio->bi_size - prev_bv_len,
+ .bi_sector = bio->bi_iter.bi_sector,
+ .bi_size = bio->bi_iter.bi_size -
+ prev_bv_len,
.bi_rw = bio->bi_rw,
};
@@ -684,8 +685,8 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
if (q->merge_bvec_fn) {
struct bvec_merge_data bvm = {
.bi_bdev = bio->bi_bdev,
- .bi_sector = bio->bi_sector,
- .bi_size = bio->bi_size,
+ .bi_sector = bio->bi_iter.bi_sector,
+ .bi_size = bio->bi_iter.bi_size,
.bi_rw = bio->bi_rw,
};
@@ -708,7 +709,7 @@ static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
bio->bi_vcnt++;
bio->bi_phys_segments++;
done:
- bio->bi_size += len;
+ bio->bi_iter.bi_size += len;
return len;
}
@@ -807,22 +808,22 @@ void bio_advance(struct bio *bio, unsigned bytes)
if (bio_integrity(bio))
bio_integrity_advance(bio, bytes);
- bio->bi_sector += bytes >> 9;
- bio->bi_size -= bytes;
+ bio->bi_iter.bi_sector += bytes >> 9;
+ bio->bi_iter.bi_size -= bytes;
if (bio->bi_rw & BIO_NO_ADVANCE_ITER_MASK)
return;
while (bytes) {
- if (unlikely(bio->bi_idx >= bio->bi_vcnt)) {
+ if (unlikely(bio->bi_iter.bi_idx >= bio->bi_vcnt)) {
WARN_ONCE(1, "bio idx %d >= vcnt %d\n",
- bio->bi_idx, bio->bi_vcnt);
+ bio->bi_iter.bi_idx, bio->bi_vcnt);
break;
}
if (bytes >= bio_iovec(bio)->bv_len) {
bytes -= bio_iovec(bio)->bv_len;
- bio->bi_idx++;
+ bio->bi_iter.bi_idx++;
} else {
bio_iovec(bio)->bv_len -= bytes;
bio_iovec(bio)->bv_offset += bytes;
@@ -1485,7 +1486,7 @@ struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len,
if (IS_ERR(bio))
return bio;
- if (bio->bi_size == len)
+ if (bio->bi_iter.bi_size == len)
return bio;
/*
@@ -1763,16 +1764,16 @@ struct bio_pair *bio_split(struct bio *bi, int first_sectors)
return bp;
trace_block_split(bdev_get_queue(bi->bi_bdev), bi,
- bi->bi_sector + first_sectors);
+ bi->bi_iter.bi_sector + first_sectors);
BUG_ON(bio_segments(bi) > 1);
atomic_set(&bp->cnt, 3);
bp->error = 0;
bp->bio1 = *bi;
bp->bio2 = *bi;
- bp->bio2.bi_sector += first_sectors;
- bp->bio2.bi_size -= first_sectors << 9;
- bp->bio1.bi_size = first_sectors << 9;
+ bp->bio2.bi_iter.bi_sector += first_sectors;
+ bp->bio2.bi_iter.bi_size -= first_sectors << 9;
+ bp->bio1.bi_iter.bi_size = first_sectors << 9;
if (bi->bi_vcnt != 0) {
bp->bv1 = *bio_iovec(bi);
@@ -1821,21 +1822,22 @@ void bio_trim(struct bio *bio, int offset, int size)
int sofar = 0;
size <<= 9;
- if (offset == 0 && size == bio->bi_size)
+ if (offset == 0 && size == bio->bi_iter.bi_size)
return;
clear_bit(BIO_SEG_VALID, &bio->bi_flags);
bio_advance(bio, offset << 9);
- bio->bi_size = size;
+ bio->bi_iter.bi_size = size;
/* avoid any complications with bi_idx being non-zero*/
- if (bio->bi_idx) {
- memmove(bio->bi_io_vec, bio->bi_io_vec+bio->bi_idx,
- (bio->bi_vcnt - bio->bi_idx) * sizeof(struct bio_vec));
- bio->bi_vcnt -= bio->bi_idx;
- bio->bi_idx = 0;
+ if (bio->bi_iter.bi_idx) {
+ memmove(bio->bi_io_vec, bio->bi_io_vec+bio->bi_iter.bi_idx,
+ (bio->bi_vcnt - bio->bi_iter.bi_idx) *
+ sizeof(struct bio_vec));
+ bio->bi_vcnt -= bio->bi_iter.bi_idx;
+ bio->bi_iter.bi_idx = 0;
}
/* Make sure vcnt and last bv are not too big */
bio_for_each_segment(bvec, bio, i) {
@@ -1871,7 +1873,7 @@ sector_t bio_sector_offset(struct bio *bio, unsigned short index,
sector_sz = queue_logical_block_size(bio->bi_bdev->bd_disk->queue);
sectors = 0;
- if (index >= bio->bi_idx)
+ if (index >= bio->bi_iter.bi_idx)
index = bio->bi_vcnt - 1;
bio_for_each_segment_all(bv, bio, i) {
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 131d828..cb05e1c 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -1695,7 +1695,7 @@ static int btrfsic_read_block(struct btrfsic_state *state,
return -1;
}
bio->bi_bdev = block_ctx->dev->bdev;
- bio->bi_sector = dev_bytenr >> 9;
+ bio->bi_iter.bi_sector = dev_bytenr >> 9;
for (j = i; j < num_pages; j++) {
ret = bio_add_page(bio, block_ctx->pagev[j],
@@ -3013,7 +3013,7 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
int bio_is_patched;
char **mapped_datav;
- dev_bytenr = 512 * bio->bi_sector;
+ dev_bytenr = 512 * bio->bi_iter.bi_sector;
bio_is_patched = 0;
if (dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
@@ -3021,8 +3021,8 @@ static void __btrfsic_submit_bio(int rw, struct bio *bio)
"submit_bio(rw=0x%x, bi_vcnt=%u,"
" bi_sector=%llu (bytenr %llu), bi_bdev=%p)\n",
rw, bio->bi_vcnt,
- (unsigned long long)bio->bi_sector, dev_bytenr,
- bio->bi_bdev);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ dev_bytenr, bio->bi_bdev);
mapped_datav = kmalloc(sizeof(*mapped_datav) * bio->bi_vcnt,
GFP_NOFS);
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index eac6784..f5cdeb4 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -172,7 +172,8 @@ static void end_compressed_bio_read(struct bio *bio, int err)
goto out;
inode = cb->inode;
- ret = check_compressed_csum(inode, cb, (u64)bio->bi_sector << 9);
+ ret = check_compressed_csum(inode, cb,
+ (u64)bio->bi_iter.bi_sector << 9);
if (ret)
goto csum_failed;
@@ -370,7 +371,7 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start,
for (pg_index = 0; pg_index < cb->nr_pages; pg_index++) {
page = compressed_pages[pg_index];
page->mapping = inode->i_mapping;
- if (bio->bi_size)
+ if (bio->bi_iter.bi_size)
ret = io_tree->ops->merge_bio_hook(WRITE, page, 0,
PAGE_CACHE_SIZE,
bio, 0);
@@ -504,7 +505,7 @@ static noinline int add_ra_bio_pages(struct inode *inode,
if (!em || last_offset < em->start ||
(last_offset + PAGE_CACHE_SIZE > extent_map_end(em)) ||
- (em->block_start >> 9) != cb->orig_bio->bi_sector) {
+ (em->block_start >> 9) != cb->orig_bio->bi_iter.bi_sector) {
free_extent_map(em);
unlock_extent(tree, last_offset, end);
unlock_page(page);
@@ -550,7 +551,7 @@ next:
* in it. We don't actually do IO on those pages but allocate new ones
* to hold the compressed pages on disk.
*
- * bio->bi_sector points to the compressed extent on disk
+ * bio->bi_iter.bi_sector points to the compressed extent on disk
* bio->bi_io_vec points to all of the inode pages
* bio->bi_vcnt is a count of pages
*
@@ -571,7 +572,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
struct page *page;
struct block_device *bdev;
struct bio *comp_bio;
- u64 cur_disk_byte = (u64)bio->bi_sector << 9;
+ u64 cur_disk_byte = (u64)bio->bi_iter.bi_sector << 9;
u64 em_len;
u64 em_start;
struct extent_map *em;
@@ -657,7 +658,7 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
page->mapping = inode->i_mapping;
page->index = em_start >> PAGE_CACHE_SHIFT;
- if (comp_bio->bi_size)
+ if (comp_bio->bi_iter.bi_size)
ret = tree->ops->merge_bio_hook(READ, page, 0,
PAGE_CACHE_SIZE,
comp_bio, 0);
@@ -685,8 +686,8 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
comp_bio, sums);
BUG_ON(ret); /* -ENOMEM */
}
- sums += (comp_bio->bi_size + root->sectorsize - 1) /
- root->sectorsize;
+ sums += (comp_bio->bi_iter.bi_size +
+ root->sectorsize - 1) / root->sectorsize;
ret = btrfs_map_bio(root, READ, comp_bio,
mirror_num, 0);
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 8b5f9e1..bcb6f1b 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1984,7 +1984,7 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 start,
bio = btrfs_io_bio_alloc(GFP_NOFS, 1);
if (!bio)
return -EIO;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
map_length = length;
ret = btrfs_map_block(fs_info, WRITE, logical,
@@ -1995,7 +1995,7 @@ int repair_io_failure(struct btrfs_fs_info *fs_info, u64 start,
}
BUG_ON(mirror_num != bbio->mirror_num);
sector = bbio->stripes[mirror_num-1].physical >> 9;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
dev = bbio->stripes[mirror_num-1].dev;
kfree(bbio);
if (!dev || !dev->bdev || !dev->writeable) {
@@ -2268,9 +2268,9 @@ static int bio_readpage_error(struct bio *failed_bio, u64 phy_offset,
return -EIO;
}
bio->bi_end_io = failed_bio->bi_end_io;
- bio->bi_sector = failrec->logical >> 9;
+ bio->bi_iter.bi_sector = failrec->logical >> 9;
bio->bi_bdev = BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
btrfs_failed_bio = btrfs_io_bio(failed_bio);
if (btrfs_failed_bio->csum) {
@@ -2412,7 +2412,7 @@ static void end_bio_extent_readpage(struct bio *bio, int err)
struct inode *inode = page->mapping->host;
pr_debug("end_bio_extent_readpage: bi_sector=%llu, err=%d, "
- "mirror=%lu\n", (u64)bio->bi_sector, err,
+ "mirror=%lu\n", (u64)bio->bi_iter.bi_sector, err,
io_bio->mirror_num);
tree = &BTRFS_I(inode)->io_tree;
@@ -2543,7 +2543,7 @@ btrfs_bio_alloc(struct block_device *bdev, u64 first_sector, int nr_vecs,
if (bio) {
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
btrfs_bio = btrfs_io_bio(bio);
btrfs_bio->csum = NULL;
btrfs_bio->csum_allocated = NULL;
@@ -2637,7 +2637,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree,
if (bio_ret && *bio_ret) {
bio = *bio_ret;
if (old_compressed)
- contig = bio->bi_sector == sector;
+ contig = bio->bi_iter.bi_sector == sector;
else
contig = bio_end_sector(bio) == sector;
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 6f38488..84a46a4 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -182,7 +182,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
if (!path)
return -ENOMEM;
- nblocks = bio->bi_size >> inode->i_sb->s_blocksize_bits;
+ nblocks = bio->bi_iter.bi_size >> inode->i_sb->s_blocksize_bits;
if (!dst) {
if (nblocks * csum_size > BTRFS_BIO_INLINE_CSUM_SIZE) {
btrfs_bio->csum_allocated = kmalloc(nblocks * csum_size,
@@ -201,7 +201,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
csum = (u8 *)dst;
}
- if (bio->bi_size > PAGE_CACHE_SIZE * 8)
+ if (bio->bi_iter.bi_size > PAGE_CACHE_SIZE * 8)
path->reada = 2;
WARN_ON(bio->bi_vcnt <= 0);
@@ -217,7 +217,7 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
path->skip_locking = 1;
}
- disk_bytenr = (u64)bio->bi_sector << 9;
+ disk_bytenr = (u64)bio->bi_iter.bi_sector << 9;
if (dio)
offset = logical_offset;
while (bio_index < bio->bi_vcnt) {
@@ -302,7 +302,7 @@ int btrfs_lookup_bio_sums_dio(struct btrfs_root *root, struct inode *inode,
struct btrfs_dio_private *dip, struct bio *bio,
u64 offset)
{
- int len = (bio->bi_sector << 9) - dip->disk_bytenr;
+ int len = (bio->bi_iter.bi_sector << 9) - dip->disk_bytenr;
u16 csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
int ret;
@@ -447,11 +447,12 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
u64 offset;
WARN_ON(bio->bi_vcnt <= 0);
- sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_size), GFP_NOFS);
+ sums = kzalloc(btrfs_ordered_sum_size(root, bio->bi_iter.bi_size),
+ GFP_NOFS);
if (!sums)
return -ENOMEM;
- sums->len = bio->bi_size;
+ sums->len = bio->bi_iter.bi_size;
INIT_LIST_HEAD(&sums->list);
if (contig)
@@ -461,7 +462,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
ordered = btrfs_lookup_ordered_extent(inode, offset);
BUG_ON(!ordered); /* Logic error */
- sums->bytenr = (u64)bio->bi_sector << 9;
+ sums->bytenr = (u64)bio->bi_iter.bi_sector << 9;
index = 0;
while (bio_index < bio->bi_vcnt) {
@@ -476,7 +477,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
btrfs_add_ordered_sum(inode, ordered, sums);
btrfs_put_ordered_extent(ordered);
- bytes_left = bio->bi_size - total_bytes;
+ bytes_left = bio->bi_iter.bi_size - total_bytes;
sums = kzalloc(btrfs_ordered_sum_size(root, bytes_left),
GFP_NOFS);
@@ -484,7 +485,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
sums->len = bytes_left;
ordered = btrfs_lookup_ordered_extent(inode, offset);
BUG_ON(!ordered); /* Logic error */
- sums->bytenr = ((u64)bio->bi_sector << 9) +
+ sums->bytenr = ((u64)bio->bi_iter.bi_sector << 9) +
total_bytes;
index = 0;
}
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index d6630dc..7ab0e94 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1577,7 +1577,7 @@ int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
unsigned long bio_flags)
{
struct btrfs_root *root = BTRFS_I(page->mapping->host)->root;
- u64 logical = (u64)bio->bi_sector << 9;
+ u64 logical = (u64)bio->bi_iter.bi_sector << 9;
u64 length = 0;
u64 map_length;
int ret;
@@ -1585,7 +1585,7 @@ int btrfs_merge_bio_hook(int rw, struct page *page, unsigned long offset,
if (bio_flags & EXTENT_BIO_COMPRESSED)
return 0;
- length = bio->bi_size;
+ length = bio->bi_iter.bi_size;
map_length = length;
ret = btrfs_map_block(root->fs_info, rw, logical,
&map_length, NULL, 0);
@@ -6894,7 +6894,8 @@ static void btrfs_end_dio_bio(struct bio *bio, int err)
printk(KERN_ERR "btrfs direct IO failed ino %llu rw %lu "
"sector %#Lx len %u err no %d\n",
btrfs_ino(dip->inode), bio->bi_rw,
- (unsigned long long)bio->bi_sector, bio->bi_size, err);
+ (unsigned long long)bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size, err);
dip->errors = 1;
/*
@@ -6985,7 +6986,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
struct bio *bio;
struct bio *orig_bio = dip->orig_bio;
struct bio_vec *bvec = orig_bio->bi_io_vec;
- u64 start_sector = orig_bio->bi_sector;
+ u64 start_sector = orig_bio->bi_iter.bi_sector;
u64 file_offset = dip->logical_offset;
u64 submit_len = 0;
u64 map_length;
@@ -6993,7 +6994,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
int ret = 0;
int async_submit = 0;
- map_length = orig_bio->bi_size;
+ map_length = orig_bio->bi_iter.bi_size;
ret = btrfs_map_block(root->fs_info, rw, start_sector << 9,
&map_length, NULL, 0);
if (ret) {
@@ -7001,7 +7002,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
return -EIO;
}
- if (map_length >= orig_bio->bi_size) {
+ if (map_length >= orig_bio->bi_iter.bi_size) {
bio = orig_bio;
goto submit;
}
@@ -7053,7 +7054,7 @@ static int btrfs_submit_direct_hook(int rw, struct btrfs_dio_private *dip,
bio->bi_private = dip;
bio->bi_end_io = btrfs_end_dio_bio;
- map_length = orig_bio->bi_size;
+ map_length = orig_bio->bi_iter.bi_size;
ret = btrfs_map_block(root->fs_info, rw,
start_sector << 9,
&map_length, NULL, 0);
@@ -7111,7 +7112,8 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
if (!skip_sum && !write) {
csum_size = btrfs_super_csum_size(root->fs_info->super_copy);
- sum_len = dio_bio->bi_size >> inode->i_sb->s_blocksize_bits;
+ sum_len = dio_bio->bi_iter.bi_size >>
+ inode->i_sb->s_blocksize_bits;
sum_len *= csum_size;
} else {
sum_len = 0;
@@ -7126,8 +7128,8 @@ static void btrfs_submit_direct(int rw, struct bio *dio_bio,
dip->private = dio_bio->bi_private;
dip->inode = inode;
dip->logical_offset = file_offset;
- dip->bytes = dio_bio->bi_size;
- dip->disk_bytenr = (u64)dio_bio->bi_sector << 9;
+ dip->bytes = dio_bio->bi_iter.bi_size;
+ dip->disk_bytenr = (u64)dio_bio->bi_iter.bi_sector << 9;
io_bio->bi_private = dip;
dip->errors = 0;
dip->orig_bio = io_bio;
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
index 24ac218..9af0b25 100644
--- a/fs/btrfs/raid56.c
+++ b/fs/btrfs/raid56.c
@@ -1032,8 +1032,8 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
/* see if we can add this page onto our existing bio */
if (last) {
- last_end = (u64)last->bi_sector << 9;
- last_end += last->bi_size;
+ last_end = (u64)last->bi_iter.bi_sector << 9;
+ last_end += last->bi_iter.bi_size;
/*
* we can't merge these if they are from different
@@ -1053,9 +1053,9 @@ static int rbio_add_io_page(struct btrfs_raid_bio *rbio,
if (!bio)
return -ENOMEM;
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
bio->bi_bdev = stripe->dev->bdev;
- bio->bi_sector = disk_start >> 9;
+ bio->bi_iter.bi_sector = disk_start >> 9;
set_bit(BIO_UPTODATE, &bio->bi_flags);
bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
@@ -1111,7 +1111,7 @@ static void index_rbio_pages(struct btrfs_raid_bio *rbio)
spin_lock_irq(&rbio->bio_list_lock);
bio_list_for_each(bio, &rbio->bio_list) {
- start = (u64)bio->bi_sector << 9;
+ start = (u64)bio->bi_iter.bi_sector << 9;
stripe_offset = start - rbio->raid_map[0];
page_index = stripe_offset >> PAGE_CACHE_SHIFT;
@@ -1272,7 +1272,7 @@ cleanup:
static int find_bio_stripe(struct btrfs_raid_bio *rbio,
struct bio *bio)
{
- u64 physical = bio->bi_sector;
+ u64 physical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
struct btrfs_bio_stripe *stripe;
@@ -1298,7 +1298,7 @@ static int find_bio_stripe(struct btrfs_raid_bio *rbio,
static int find_logical_bio_stripe(struct btrfs_raid_bio *rbio,
struct bio *bio)
{
- u64 logical = bio->bi_sector;
+ u64 logical = bio->bi_iter.bi_sector;
u64 stripe_start;
int i;
@@ -1602,8 +1602,8 @@ static int plug_cmp(void *priv, struct list_head *a, struct list_head *b)
plug_list);
struct btrfs_raid_bio *rb = container_of(b, struct btrfs_raid_bio,
plug_list);
- u64 a_sector = ra->bio_list.head->bi_sector;
- u64 b_sector = rb->bio_list.head->bi_sector;
+ u64 a_sector = ra->bio_list.head->bi_iter.bi_sector;
+ u64 b_sector = rb->bio_list.head->bi_iter.bi_sector;
if (a_sector < b_sector)
return -1;
@@ -1691,7 +1691,7 @@ int raid56_parity_write(struct btrfs_root *root, struct bio *bio,
if (IS_ERR(rbio))
return PTR_ERR(rbio);
bio_list_add(&rbio->bio_list, bio);
- rbio->bio_list_bytes = bio->bi_size;
+ rbio->bio_list_bytes = bio->bi_iter.bi_size;
/*
* don't plug on full rbios, just get them out the door
@@ -2044,7 +2044,7 @@ int raid56_parity_recover(struct btrfs_root *root, struct bio *bio,
rbio->read_rebuild = 1;
bio_list_add(&rbio->bio_list, bio);
- rbio->bio_list_bytes = bio->bi_size;
+ rbio->bio_list_bytes = bio->bi_iter.bi_size;
rbio->faila = find_logical_bio_stripe(rbio, bio);
if (rbio->faila == -1) {
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 1fd3f33..bb9a928 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1308,7 +1308,7 @@ static void scrub_recheck_block(struct btrfs_fs_info *fs_info,
continue;
}
bio->bi_bdev = page->dev->bdev;
- bio->bi_sector = page->physical >> 9;
+ bio->bi_iter.bi_sector = page->physical >> 9;
bio_add_page(bio, page->page, PAGE_SIZE, 0);
if (btrfsic_submit_bio_wait(READ, bio))
@@ -1427,7 +1427,7 @@ static int scrub_repair_page_from_good_copy(struct scrub_block *sblock_bad,
if (!bio)
return -EIO;
bio->bi_bdev = page_bad->dev->bdev;
- bio->bi_sector = page_bad->physical >> 9;
+ bio->bi_iter.bi_sector = page_bad->physical >> 9;
ret = bio_add_page(bio, page_good->page, PAGE_SIZE, 0);
if (PAGE_SIZE != ret) {
@@ -1520,7 +1520,7 @@ again:
bio->bi_private = sbio;
bio->bi_end_io = scrub_wr_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
- bio->bi_sector = sbio->physical >> 9;
+ bio->bi_iter.bi_sector = sbio->physical >> 9;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical_for_dev_replace ||
@@ -1926,7 +1926,7 @@ again:
bio->bi_private = sbio;
bio->bi_end_io = scrub_bio_end_io;
bio->bi_bdev = sbio->dev->bdev;
- bio->bi_sector = sbio->physical >> 9;
+ bio->bi_iter.bi_sector = sbio->physical >> 9;
sbio->err = 0;
} else if (sbio->physical + sbio->page_count * PAGE_SIZE !=
spage->physical ||
@@ -3371,8 +3371,8 @@ static int write_page_nocow(struct scrub_ctx *sctx,
spin_unlock(&sctx->stat_lock);
return -ENOMEM;
}
- bio->bi_size = 0;
- bio->bi_sector = physical_for_dev_replace >> 9;
+ bio->bi_iter.bi_size = 0;
+ bio->bi_iter.bi_sector = physical_for_dev_replace >> 9;
bio->bi_bdev = dev->bdev;
ret = bio_add_page(bio, page, PAGE_CACHE_SIZE, 0);
if (ret != PAGE_CACHE_SIZE) {
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 92303f4..f2130de 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -5411,7 +5411,7 @@ static int bio_size_ok(struct block_device *bdev, struct bio *bio,
if (!q->merge_bvec_fn)
return 1;
- bvm.bi_size = bio->bi_size - prev->bv_len;
+ bvm.bi_size = bio->bi_iter.bi_size - prev->bv_len;
if (q->merge_bvec_fn(q, &bvm, prev) < prev->bv_len)
return 0;
return 1;
@@ -5426,7 +5426,7 @@ static void submit_stripe_bio(struct btrfs_root *root, struct btrfs_bio *bbio,
bio->bi_private = bbio;
btrfs_io_bio(bio)->stripe_index = dev_nr;
bio->bi_end_io = btrfs_end_bio;
- bio->bi_sector = physical >> 9;
+ bio->bi_iter.bi_sector = physical >> 9;
#ifdef DEBUG
{
struct rcu_string *name;
@@ -5464,7 +5464,7 @@ again:
while (bvec <= (first_bio->bi_io_vec + first_bio->bi_vcnt - 1)) {
if (bio_add_page(bio, bvec->bv_page, bvec->bv_len,
bvec->bv_offset) < bvec->bv_len) {
- u64 len = bio->bi_size;
+ u64 len = bio->bi_iter.bi_size;
atomic_inc(&bbio->stripes_pending);
submit_stripe_bio(root, bbio, bio, physical, dev_nr,
@@ -5486,7 +5486,7 @@ static void bbio_error(struct btrfs_bio *bbio, struct bio *bio, u64 logical)
bio->bi_private = bbio->private;
bio->bi_end_io = bbio->end_io;
btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;
- bio->bi_sector = logical >> 9;
+ bio->bi_iter.bi_sector = logical >> 9;
kfree(bbio);
bio_endio(bio, -EIO);
}
@@ -5497,7 +5497,7 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
{
struct btrfs_device *dev;
struct bio *first_bio = bio;
- u64 logical = (u64)bio->bi_sector << 9;
+ u64 logical = (u64)bio->bi_iter.bi_sector << 9;
u64 length = 0;
u64 map_length;
u64 *raid_map = NULL;
@@ -5506,7 +5506,7 @@ int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
int total_devs = 1;
struct btrfs_bio *bbio = NULL;
- length = bio->bi_size;
+ length = bio->bi_iter.bi_size;
map_length = length;
ret = __btrfs_map_block(root->fs_info, rw, logical, &map_length, &bbio,
diff --git a/fs/buffer.c b/fs/buffer.c
index 6024877..1c04ec6 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2982,11 +2982,11 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
* let it through, and the IO layer will turn it into
* an EIO.
*/
- if (unlikely(bio->bi_sector >= maxsector))
+ if (unlikely(bio->bi_iter.bi_sector >= maxsector))
return;
- maxsector -= bio->bi_sector;
- bytes = bio->bi_size;
+ maxsector -= bio->bi_iter.bi_sector;
+ bytes = bio->bi_iter.bi_size;
if (likely((bytes >> 9) <= maxsector))
return;
@@ -2994,7 +2994,7 @@ static void guard_bh_eod(int rw, struct bio *bio, struct buffer_head *bh)
bytes = maxsector << 9;
/* Truncate the bio.. */
- bio->bi_size = bytes;
+ bio->bi_iter.bi_size = bytes;
bio->bi_io_vec[0].bv_len = bytes;
/* ..and clear the end of the buffer for reads */
@@ -3029,14 +3029,14 @@ int _submit_bh(int rw, struct buffer_head *bh, unsigned long bio_flags)
*/
bio = bio_alloc(GFP_NOIO, 1);
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
bio->bi_io_vec[0].bv_page = bh->b_page;
bio->bi_io_vec[0].bv_len = bh->b_size;
bio->bi_io_vec[0].bv_offset = bh_offset(bh);
bio->bi_vcnt = 1;
- bio->bi_size = bh->b_size;
+ bio->bi_iter.bi_size = bh->b_size;
bio->bi_end_io = end_bio_bh_io_sync;
bio->bi_private = bh;
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 0e04142..160a548 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -375,7 +375,7 @@ dio_bio_alloc(struct dio *dio, struct dio_submit *sdio,
bio = bio_alloc(GFP_KERNEL, nr_vecs);
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
if (dio->is_async)
bio->bi_end_io = dio_bio_end_aio;
else
@@ -719,7 +719,7 @@ static inline int dio_send_cur_page(struct dio *dio, struct dio_submit *sdio,
if (sdio->bio) {
loff_t cur_offset = sdio->cur_page_fs_offset;
loff_t bio_next_offset = sdio->logical_offset_in_bio +
- sdio->bio->bi_size;
+ sdio->bio->bi_iter.bi_size;
/*
* See whether this new request is contiguous with the old.
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index a31e4da..ab95508 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -298,7 +298,7 @@ ext4_io_end_t *ext4_get_io_end(ext4_io_end_t *io_end)
static void ext4_end_bio(struct bio *bio, int error)
{
ext4_io_end_t *io_end = bio->bi_private;
- sector_t bi_sector = bio->bi_sector;
+ sector_t bi_sector = bio->bi_iter.bi_sector;
BUG_ON(!io_end);
bio->bi_end_io = NULL;
@@ -366,7 +366,7 @@ static int io_submit_init_bio(struct ext4_io_submit *io,
bio = bio_alloc(GFP_NOIO, min(nvecs, BIO_MAX_PAGES));
if (!bio)
return -ENOMEM;
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
bio->bi_end_io = ext4_end_bio;
bio->bi_private = ext4_get_io_end(io->io_end);
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index a494909..a2c8de8 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -386,7 +386,7 @@ int f2fs_readpage(struct f2fs_sb_info *sbi, struct page *page,
bio = f2fs_bio_alloc(bdev, 1);
/* Initialize the bio */
- bio->bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
+ bio->bi_iter.bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
bio->bi_end_io = read_end_io;
if (bio_add_page(bio, page, PAGE_CACHE_SIZE, 0) < PAGE_CACHE_SIZE) {
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index a90c6bc..36e8afd 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -682,7 +682,7 @@ retry:
bio_blocks = MAX_BIO_BLOCKS(max_hw_blocks(sbi));
sbi->bio[type] = f2fs_bio_alloc(bdev, bio_blocks);
- sbi->bio[type]->bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
+ sbi->bio[type]->bi_iter.bi_sector = SECTOR_FROM_BLOCK(sbi, blk_addr);
sbi->bio[type]->bi_private = priv;
/*
* The end_io will be assigned at the sumbission phase.
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 010b9fb..985da94 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -272,7 +272,7 @@ static struct bio *gfs2_log_alloc_bio(struct gfs2_sbd *sdp, u64 blkno)
nrvecs = max(nrvecs/2, 1U);
}
- bio->bi_sector = blkno * (sb->s_blocksize >> 9);
+ bio->bi_iter.bi_sector = blkno * (sb->s_blocksize >> 9);
bio->bi_bdev = sb->s_bdev;
bio->bi_end_io = gfs2_end_log_write;
bio->bi_private = sdp;
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 82303b4..16194da 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -224,7 +224,7 @@ static int gfs2_read_super(struct gfs2_sbd *sdp, sector_t sector, int silent)
lock_page(page);
bio = bio_alloc(GFP_NOFS, 1);
- bio->bi_sector = sector * (sb->s_blocksize >> 9);
+ bio->bi_iter.bi_sector = sector * (sb->s_blocksize >> 9);
bio->bi_bdev = sb->s_bdev;
bio_add_page(bio, page, PAGE_SIZE, 0);
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index e9a97a0..3f99964 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -63,7 +63,7 @@ int hfsplus_submit_bio(struct super_block *sb, sector_t sector,
sector &= ~((io_size >> HFSPLUS_SECTOR_SHIFT) - 1);
bio = bio_alloc(GFP_NOIO, 1);
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = sb->s_bdev;
if (!(rw & WRITE) && data)
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 360d27c..8d811e0 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1998,20 +1998,20 @@ static int lbmRead(struct jfs_log * log, int pn, struct lbuf ** bpp)
bio = bio_alloc(GFP_NOFS, 1);
- bio->bi_sector = bp->l_blkno << (log->l2bsize - 9);
+ bio->bi_iter.bi_sector = bp->l_blkno << (log->l2bsize - 9);
bio->bi_bdev = log->bdev;
bio->bi_io_vec[0].bv_page = bp->l_page;
bio->bi_io_vec[0].bv_len = LOGPSIZE;
bio->bi_io_vec[0].bv_offset = bp->l_offset;
bio->bi_vcnt = 1;
- bio->bi_size = LOGPSIZE;
+ bio->bi_iter.bi_size = LOGPSIZE;
bio->bi_end_io = lbmIODone;
bio->bi_private = bp;
/*check if journaling to disk has been disabled*/
if (log->no_integrity) {
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
lbmIODone(bio, 0);
} else {
submit_bio(READ_SYNC, bio);
@@ -2144,21 +2144,21 @@ static void lbmStartIO(struct lbuf * bp)
jfs_info("lbmStartIO\n");
bio = bio_alloc(GFP_NOFS, 1);
- bio->bi_sector = bp->l_blkno << (log->l2bsize - 9);
+ bio->bi_iter.bi_sector = bp->l_blkno << (log->l2bsize - 9);
bio->bi_bdev = log->bdev;
bio->bi_io_vec[0].bv_page = bp->l_page;
bio->bi_io_vec[0].bv_len = LOGPSIZE;
bio->bi_io_vec[0].bv_offset = bp->l_offset;
bio->bi_vcnt = 1;
- bio->bi_size = LOGPSIZE;
+ bio->bi_iter.bi_size = LOGPSIZE;
bio->bi_end_io = lbmIODone;
bio->bi_private = bp;
/* check if journaling to disk has been disabled */
if (log->no_integrity) {
- bio->bi_size = 0;
+ bio->bi_iter.bi_size = 0;
lbmIODone(bio, 0);
} else {
submit_bio(WRITE_SYNC, bio);
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index d165cde..49ba7ff 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -416,7 +416,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
* count from hitting zero before we're through
*/
inc_io(page);
- if (!bio->bi_size)
+ if (!bio->bi_iter.bi_size)
goto dump_bio;
submit_bio(WRITE, bio);
nr_underway++;
@@ -438,7 +438,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
bio = bio_alloc(GFP_NOFS, 1);
bio->bi_bdev = inode->i_sb->s_bdev;
- bio->bi_sector = pblock << (inode->i_blkbits - 9);
+ bio->bi_iter.bi_sector = pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_write_end_io;
bio->bi_private = page;
@@ -452,7 +452,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
if (bio) {
if (bio_add_page(bio, page, bio_bytes, bio_offset) < bio_bytes)
goto add_failed;
- if (!bio->bi_size)
+ if (!bio->bi_iter.bi_size)
goto dump_bio;
submit_bio(WRITE, bio);
@@ -517,7 +517,8 @@ static int metapage_readpage(struct file *fp, struct page *page)
bio = bio_alloc(GFP_NOFS, 1);
bio->bi_bdev = inode->i_sb->s_bdev;
- bio->bi_sector = pblock << (inode->i_blkbits - 9);
+ bio->bi_iter.bi_sector =
+ pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_read_end_io;
bio->bi_private = page;
len = xlen << inode->i_blkbits;
diff --git a/fs/logfs/dev_bdev.c b/fs/logfs/dev_bdev.c
index e6df3be..76279e1 100644
--- a/fs/logfs/dev_bdev.c
+++ b/fs/logfs/dev_bdev.c
@@ -26,9 +26,9 @@ static int sync_request(struct page *page, struct block_device *bdev, int rw)
bio_vec.bv_len = PAGE_SIZE;
bio_vec.bv_offset = 0;
bio.bi_vcnt = 1;
- bio.bi_size = PAGE_SIZE;
bio.bi_bdev = bdev;
- bio.bi_sector = page->index * (PAGE_SIZE >> 9);
+ bio.bi_iter.bi_sector = page->index * (PAGE_SIZE >> 9);
+ bio.bi_iter.bi_size = PAGE_SIZE;
return submit_bio_wait(rw, &bio);
}
@@ -92,9 +92,9 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
if (i >= max_pages) {
/* Block layer cannot split bios :( */
bio->bi_vcnt = i;
- bio->bi_size = i * PAGE_SIZE;
+ bio->bi_iter.bi_size = i * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = writeseg_end_io;
atomic_inc(&super->s_pending_writes);
@@ -119,9 +119,9 @@ static int __bdev_writeseg(struct super_block *sb, u64 ofs, pgoff_t index,
unlock_page(page);
}
bio->bi_vcnt = nr_pages;
- bio->bi_size = nr_pages * PAGE_SIZE;
+ bio->bi_iter.bi_size = nr_pages * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = writeseg_end_io;
atomic_inc(&super->s_pending_writes);
@@ -184,9 +184,9 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
if (i >= max_pages) {
/* Block layer cannot split bios :( */
bio->bi_vcnt = i;
- bio->bi_size = i * PAGE_SIZE;
+ bio->bi_iter.bi_size = i * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = erase_end_io;
atomic_inc(&super->s_pending_writes);
@@ -205,9 +205,9 @@ static int do_erase(struct super_block *sb, u64 ofs, pgoff_t index,
bio->bi_io_vec[i].bv_offset = 0;
}
bio->bi_vcnt = nr_pages;
- bio->bi_size = nr_pages * PAGE_SIZE;
+ bio->bi_iter.bi_size = nr_pages * PAGE_SIZE;
bio->bi_bdev = super->s_bdev;
- bio->bi_sector = ofs >> 9;
+ bio->bi_iter.bi_sector = ofs >> 9;
bio->bi_private = sb;
bio->bi_end_io = erase_end_io;
atomic_inc(&super->s_pending_writes);
diff --git a/fs/mpage.c b/fs/mpage.c
index dd6d587..4979ffa 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -93,7 +93,7 @@ mpage_alloc(struct block_device *bdev,
if (bio) {
bio->bi_bdev = bdev;
- bio->bi_sector = first_sector;
+ bio->bi_iter.bi_sector = first_sector;
}
return bio;
}
diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index da76892..56ff823 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -134,8 +134,8 @@ bl_submit_bio(int rw, struct bio *bio)
if (bio) {
get_parallel(bio->bi_private);
dprintk("%s submitting %s bio %u@%llu\n", __func__,
- rw == READ ? "read" : "write",
- bio->bi_size, (unsigned long long)bio->bi_sector);
+ rw == READ ? "read" : "write", bio->bi_iter.bi_size,
+ (unsigned long long)bio->bi_iter.bi_sector);
submit_bio(rw, bio);
}
return NULL;
@@ -156,7 +156,8 @@ static struct bio *bl_alloc_init_bio(int npg, sector_t isect,
}
if (bio) {
- bio->bi_sector = isect - be->be_f_offset + be->be_v_offset;
+ bio->bi_iter.bi_sector = isect - be->be_f_offset +
+ be->be_v_offset;
bio->bi_bdev = be->be_mdev;
bio->bi_end_io = end_io;
bio->bi_private = par;
@@ -511,7 +512,7 @@ bl_do_readpage_sync(struct page *page, struct pnfs_block_extent *be,
isect = (page->index << PAGE_CACHE_SECTOR_SHIFT) +
(offset / SECTOR_SIZE);
- bio->bi_sector = isect - be->be_f_offset + be->be_v_offset;
+ bio->bi_iter.bi_sector = isect - be->be_f_offset + be->be_v_offset;
bio->bi_bdev = be->be_mdev;
bio->bi_end_io = bl_read_single_end_io;
diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index 2d8be51..dc3a9efd 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -416,7 +416,8 @@ static struct bio *nilfs_alloc_seg_bio(struct the_nilfs *nilfs, sector_t start,
}
if (likely(bio)) {
bio->bi_bdev = nilfs->ns_bdev;
- bio->bi_sector = start << (nilfs->ns_blocksize_bits - 9);
+ bio->bi_iter.bi_sector =
+ start << (nilfs->ns_blocksize_bits - 9);
}
return bio;
}
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 73920ff..bf482df 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -413,7 +413,7 @@ static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg,
}
/* Must put everything in 512 byte sectors for the bio... */
- bio->bi_sector = (reg->hr_start_block + cs) << (bits - 9);
+ bio->bi_iter.bi_sector = (reg->hr_start_block + cs) << (bits - 9);
bio->bi_bdev = reg->hr_bdev;
bio->bi_private = wc;
bio->bi_end_io = o2hb_bio_end_io;
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 71c8c9d..1b19b9c 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -407,7 +407,7 @@ xfs_alloc_ioend_bio(
struct bio *bio = bio_alloc(GFP_NOIO, nvecs);
ASSERT(bio->bi_private == NULL);
- bio->bi_sector = bh->b_blocknr * (bh->b_size >> 9);
+ bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
return bio;
}
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index c7f0b77..5f3ea44 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1255,7 +1255,7 @@ next_chunk:
bio = bio_alloc(GFP_NOIO, nr_pages);
bio->bi_bdev = bp->b_target->bt_bdev;
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_end_io = xfs_buf_bio_end_io;
bio->bi_private = bp;
@@ -1277,7 +1277,7 @@ next_chunk:
total_nr_pages--;
}
- if (likely(bio->bi_size)) {
+ if (likely(bio->bi_iter.bi_size)) {
if (xfs_buf_is_vmapped(bp)) {
flush_kernel_vmap_range(bp->b_addr,
xfs_buf_vmap_len(bp));
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 060ff69..e2e0bc6 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -62,19 +62,19 @@
* on highmem page vectors
*/
#define bio_iovec_idx(bio, idx) (&((bio)->bi_io_vec[(idx)]))
-#define bio_iovec(bio) bio_iovec_idx((bio), (bio)->bi_idx)
+#define bio_iovec(bio) bio_iovec_idx((bio), (bio)->bi_iter.bi_idx)
#define bio_page(bio) bio_iovec((bio))->bv_page
#define bio_offset(bio) bio_iovec((bio))->bv_offset
-#define bio_segments(bio) ((bio)->bi_vcnt - (bio)->bi_idx)
-#define bio_sectors(bio) ((bio)->bi_size >> 9)
-#define bio_end_sector(bio) ((bio)->bi_sector + bio_sectors((bio)))
+#define bio_segments(bio) ((bio)->bi_vcnt - (bio)->bi_iter.bi_idx)
+#define bio_sectors(bio) ((bio)->bi_iter.bi_size >> 9)
+#define bio_end_sector(bio) ((bio)->bi_iter.bi_sector + bio_sectors((bio)))
static inline unsigned int bio_cur_bytes(struct bio *bio)
{
if (bio->bi_vcnt)
return bio_iovec(bio)->bv_len;
else /* dataless requests such as discard */
- return bio->bi_size;
+ return bio->bi_iter.bi_size;
}
static inline void *bio_data(struct bio *bio)
@@ -108,7 +108,7 @@ static inline void *bio_data(struct bio *bio)
*/
#define __BVEC_END(bio) bio_iovec_idx((bio), (bio)->bi_vcnt - 1)
-#define __BVEC_START(bio) bio_iovec_idx((bio), (bio)->bi_idx)
+#define __BVEC_START(bio) bio_iovec_idx((bio), (bio)->bi_iter.bi_idx)
/* Default implementation of BIOVEC_PHYS_MERGEABLE */
#define __BIOVEC_PHYS_MERGEABLE(vec1, vec2) \
@@ -150,7 +150,7 @@ static inline void *bio_data(struct bio *bio)
i++)
#define bio_for_each_segment(bvl, bio, i) \
- for (i = (bio)->bi_idx; \
+ for (i = (bio)->bi_iter.bi_idx; \
bvl = bio_iovec_idx((bio), (i)), i < (bio)->bi_vcnt; \
i++)
@@ -365,7 +365,7 @@ static inline char *__bio_kmap_irq(struct bio *bio, unsigned short idx,
#define __bio_kunmap_irq(buf, flags) bvec_kunmap_irq(buf, flags)
#define bio_kmap_irq(bio, flags) \
- __bio_kmap_irq((bio), (bio)->bi_idx, (flags))
+ __bio_kmap_irq((bio), (bio)->bi_iter.bi_idx, (flags))
#define bio_kunmap_irq(buf,flags) __bio_kunmap_irq(buf, flags)
/*
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index 238ef0e..29b5b84 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -28,13 +28,19 @@ struct bio_vec {
unsigned int bv_offset;
};
+struct bvec_iter {
+ sector_t bi_sector; /* device address in 512 byte
+ sectors */
+ unsigned int bi_size; /* residual I/O count */
+
+ unsigned int bi_idx; /* current index into bvl_vec */
+};
+
/*
* main unit of I/O for the block layer and lower layers (ie drivers and
* stacking drivers)
*/
struct bio {
- sector_t bi_sector; /* device address in 512 byte
- sectors */
struct bio *bi_next; /* request queue link */
struct block_device *bi_bdev;
unsigned long bi_flags; /* status, command, etc */
@@ -42,16 +48,13 @@ struct bio {
* top bits priority
*/
- unsigned short bi_vcnt; /* how many bio_vec's */
- unsigned short bi_idx; /* current index into bvl_vec */
+ struct bvec_iter bi_iter;
/* Number of segments in this BIO after
* physical address coalescing is performed.
*/
unsigned int bi_phys_segments;
- unsigned int bi_size; /* residual I/O count */
-
/*
* To keep track of the max segment size, we account for the
* sizes of the first and last mergeable segments in this bio.
@@ -74,11 +77,13 @@ struct bio {
struct bio_integrity_payload *bi_integrity; /* data integrity */
#endif
+ unsigned short bi_vcnt; /* how many bio_vec's */
+
/*
* Everything starting with bi_max_vecs will be preserved by bio_reset()
*/
- unsigned int bi_max_vecs; /* max bvl_vecs we can hold */
+ unsigned short bi_max_vecs; /* max bvl_vecs we can hold */
atomic_t bi_cnt; /* pin count */
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index e2b9576..095c6e4 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -24,10 +24,10 @@ DECLARE_EVENT_CLASS(bcache_request,
__entry->dev = bio->bi_bdev->bd_dev;
__entry->orig_major = d->disk->major;
__entry->orig_minor = d->disk->first_minor;
- __entry->sector = bio->bi_sector;
- __entry->orig_sector = bio->bi_sector - 16;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->orig_sector = bio->bi_iter.bi_sector - 16;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u (from %d,%d @ %llu)",
@@ -99,9 +99,9 @@ DECLARE_EVENT_CLASS(bcache_bio,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u",
@@ -134,9 +134,9 @@ TRACE_EVENT(bcache_read,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
__entry->cache_hit = hit;
__entry->bypass = bypass;
),
@@ -162,9 +162,9 @@ TRACE_EVENT(bcache_write,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->nr_sector = bio->bi_iter.bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
__entry->writeback = writeback;
__entry->bypass = bypass;
),
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 4c2301d..e76ae19 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -243,9 +243,9 @@ TRACE_EVENT(block_bio_bounce,
TP_fast_assign(
__entry->dev = bio->bi_bdev ?
bio->bi_bdev->bd_dev : 0;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -280,10 +280,10 @@ TRACE_EVENT(block_bio_complete,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
__entry->error = error;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u [%d]",
@@ -308,9 +308,9 @@ DECLARE_EVENT_CLASS(block_bio_merge,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -375,9 +375,9 @@ TRACE_EVENT(block_bio_queue,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -403,7 +403,7 @@ DECLARE_EVENT_CLASS(block_get_rq,
TP_fast_assign(
__entry->dev = bio ? bio->bi_bdev->bd_dev : 0;
- __entry->sector = bio ? bio->bi_sector : 0;
+ __entry->sector = bio ? bio->bi_iter.bi_sector : 0;
__entry->nr_sector = bio ? bio_sectors(bio) : 0;
blk_fill_rwbs(__entry->rwbs,
bio ? bio->bi_rw : 0, __entry->nr_sector);
@@ -538,9 +538,9 @@ TRACE_EVENT(block_split,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->new_sector = new_sector;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
@@ -579,11 +579,11 @@ TRACE_EVENT(block_bio_remap,
TP_fast_assign(
__entry->dev = bio->bi_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
+ __entry->sector = bio->bi_iter.bi_sector;
__entry->nr_sector = bio_sectors(bio);
__entry->old_dev = dev;
__entry->old_sector = from;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
),
TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu",
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index e0dc355..bd3ee4f 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -616,8 +616,8 @@ TRACE_EVENT(f2fs_do_submit_bio,
__entry->dev = sb->s_dev;
__entry->btype = btype;
__entry->sync = sync;
- __entry->sector = bio->bi_sector;
- __entry->size = bio->bi_size;
+ __entry->sector = bio->bi_iter.bi_sector;
+ __entry->size = bio->bi_iter.bi_size;
),
TP_printk("dev = (%d,%d), type = %s, io = %s, sector = %lld, size = %u",
diff --git a/kernel/power/block_io.c b/kernel/power/block_io.c
index d09dd10..9a58bc2 100644
--- a/kernel/power/block_io.c
+++ b/kernel/power/block_io.c
@@ -32,7 +32,7 @@ static int submit(int rw, struct block_device *bdev, sector_t sector,
struct bio *bio;
bio = bio_alloc(__GFP_WAIT | __GFP_HIGH, 1);
- bio->bi_sector = sector;
+ bio->bi_iter.bi_sector = sector;
bio->bi_bdev = bdev;
bio->bi_end_io = end_swap_bio_read;
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index f785aef..b418cb0 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -781,8 +781,8 @@ static void blk_add_trace_bio(struct request_queue *q, struct bio *bio,
if (!error && !bio_flagged(bio, BIO_UPTODATE))
error = EIO;
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw, what,
- error, 0, NULL);
+ __blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size,
+ bio->bi_rw, what, error, 0, NULL);
}
static void blk_add_trace_bio_bounce(void *ignore,
@@ -885,8 +885,9 @@ static void blk_add_trace_split(void *ignore,
if (bt) {
__be64 rpdu = cpu_to_be64(pdu);
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw,
- BLK_TA_SPLIT, !bio_flagged(bio, BIO_UPTODATE),
+ __blk_add_trace(bt, bio->bi_iter.bi_sector,
+ bio->bi_iter.bi_size, bio->bi_rw, BLK_TA_SPLIT,
+ !bio_flagged(bio, BIO_UPTODATE),
sizeof(rpdu), &rpdu);
}
}
@@ -918,9 +919,9 @@ static void blk_add_trace_bio_remap(void *ignore,
r.device_to = cpu_to_be32(bio->bi_bdev->bd_dev);
r.sector_from = cpu_to_be64(from);
- __blk_add_trace(bt, bio->bi_sector, bio->bi_size, bio->bi_rw,
- BLK_TA_REMAP, !bio_flagged(bio, BIO_UPTODATE),
- sizeof(r), &r);
+ __blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size,
+ bio->bi_rw, BLK_TA_REMAP,
+ !bio_flagged(bio, BIO_UPTODATE), sizeof(r), &r);
}
/**
diff --git a/mm/page_io.c b/mm/page_io.c
index 8c79a47..f14eded 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -31,13 +31,13 @@ static struct bio *get_swap_bio(gfp_t gfp_flags,
bio = bio_alloc(gfp_flags, 1);
if (bio) {
- bio->bi_sector = map_swap_page(page, &bio->bi_bdev);
- bio->bi_sector <<= PAGE_SHIFT - 9;
+ bio->bi_iter.bi_sector = map_swap_page(page, &bio->bi_bdev);
+ bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9;
bio->bi_io_vec[0].bv_page = page;
bio->bi_io_vec[0].bv_len = PAGE_SIZE;
bio->bi_io_vec[0].bv_offset = 0;
bio->bi_vcnt = 1;
- bio->bi_size = PAGE_SIZE;
+ bio->bi_iter.bi_size = PAGE_SIZE;
bio->bi_end_io = end_io;
}
return bio;
@@ -62,7 +62,7 @@ void end_swap_bio_write(struct bio *bio, int err)
printk(KERN_ALERT "Write-error on swap-device (%u:%u:%Lu)\n",
imajor(bio->bi_bdev->bd_inode),
iminor(bio->bi_bdev->bd_inode),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
ClearPageReclaim(page);
}
end_page_writeback(page);
@@ -80,7 +80,7 @@ void end_swap_bio_read(struct bio *bio, int err)
printk(KERN_ALERT "Read-error on swap-device (%u:%u:%Lu)\n",
imajor(bio->bi_bdev->bd_inode),
iminor(bio->bi_bdev->bd_inode),
- (unsigned long long)bio->bi_sector);
+ (unsigned long long)bio->bi_iter.bi_sector);
goto out;
}
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