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authorJens Axboe <axboe@fb.com>2015-11-05 10:41:16 -0700
committerJens Axboe <axboe@fb.com>2015-11-07 10:40:46 -0700
commitdece16353ef47d8d33f5302bc158072a9d65e26f (patch)
tree75438980d0f76c155bab11ddb5f1f1600fcaee13 /arch
parent8e483ed1342a4ea45b70f0f33ac54eff7a33d918 (diff)
downloadop-kernel-dev-dece16353ef47d8d33f5302bc158072a9d65e26f.zip
op-kernel-dev-dece16353ef47d8d33f5302bc158072a9d65e26f.tar.gz
block: change ->make_request_fn() and users to return a queue cookie
No functional changes in this patch, but it prepares us for returning a more useful cookie related to the IO that was queued up. Signed-off-by: Jens Axboe <axboe@fb.com> Acked-by: Christoph Hellwig <hch@lst.de> Acked-by: Keith Busch <keith.busch@intel.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/m68k/emu/nfblock.c3
-rw-r--r--arch/powerpc/sysdev/axonram.c5
-rw-r--r--arch/xtensa/platforms/iss/simdisk.c3
3 files changed, 7 insertions, 4 deletions
diff --git a/arch/m68k/emu/nfblock.c b/arch/m68k/emu/nfblock.c
index f2a00c5..e9110b9 100644
--- a/arch/m68k/emu/nfblock.c
+++ b/arch/m68k/emu/nfblock.c
@@ -59,7 +59,7 @@ struct nfhd_device {
struct gendisk *disk;
};
-static void nfhd_make_request(struct request_queue *queue, struct bio *bio)
+static blk_qc_t nfhd_make_request(struct request_queue *queue, struct bio *bio)
{
struct nfhd_device *dev = queue->queuedata;
struct bio_vec bvec;
@@ -77,6 +77,7 @@ static void nfhd_make_request(struct request_queue *queue, struct bio *bio)
sec += len;
}
bio_endio(bio);
+ return BLK_QC_T_NONE;
}
static int nfhd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c
index d2b79bc..7a399b4 100644
--- a/arch/powerpc/sysdev/axonram.c
+++ b/arch/powerpc/sysdev/axonram.c
@@ -103,7 +103,7 @@ axon_ram_irq_handler(int irq, void *dev)
* axon_ram_make_request - make_request() method for block device
* @queue, @bio: see blk_queue_make_request()
*/
-static void
+static blk_qc_t
axon_ram_make_request(struct request_queue *queue, struct bio *bio)
{
struct axon_ram_bank *bank = bio->bi_bdev->bd_disk->private_data;
@@ -120,7 +120,7 @@ axon_ram_make_request(struct request_queue *queue, struct bio *bio)
bio_for_each_segment(vec, bio, iter) {
if (unlikely(phys_mem + vec.bv_len > phys_end)) {
bio_io_error(bio);
- return;
+ return BLK_QC_T_NONE;
}
user_mem = page_address(vec.bv_page) + vec.bv_offset;
@@ -133,6 +133,7 @@ axon_ram_make_request(struct request_queue *queue, struct bio *bio)
transfered += vec.bv_len;
}
bio_endio(bio);
+ return BLK_QC_T_NONE;
}
/**
diff --git a/arch/xtensa/platforms/iss/simdisk.c b/arch/xtensa/platforms/iss/simdisk.c
index fa84ca9..3c3ace2 100644
--- a/arch/xtensa/platforms/iss/simdisk.c
+++ b/arch/xtensa/platforms/iss/simdisk.c
@@ -101,7 +101,7 @@ static void simdisk_transfer(struct simdisk *dev, unsigned long sector,
spin_unlock(&dev->lock);
}
-static void simdisk_make_request(struct request_queue *q, struct bio *bio)
+static blk_qc_t simdisk_make_request(struct request_queue *q, struct bio *bio)
{
struct simdisk *dev = q->queuedata;
struct bio_vec bvec;
@@ -119,6 +119,7 @@ static void simdisk_make_request(struct request_queue *q, struct bio *bio)
}
bio_endio(bio);
+ return BLK_QC_T_NONE;
}
static int simdisk_open(struct block_device *bdev, fmode_t mode)
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