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author | Jens Axboe <axboe@fb.com> | 2015-11-05 10:41:16 -0700 |
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committer | Jens Axboe <axboe@fb.com> | 2015-11-07 10:40:46 -0700 |
commit | dece16353ef47d8d33f5302bc158072a9d65e26f (patch) | |
tree | 75438980d0f76c155bab11ddb5f1f1600fcaee13 /drivers/s390/block/dcssblk.c | |
parent | 8e483ed1342a4ea45b70f0f33ac54eff7a33d918 (diff) | |
download | op-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 'drivers/s390/block/dcssblk.c')
-rw-r--r-- | drivers/s390/block/dcssblk.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index 5ed44fe..94a8f4a 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -27,7 +27,8 @@ static int dcssblk_open(struct block_device *bdev, fmode_t mode); static void dcssblk_release(struct gendisk *disk, fmode_t mode); -static void dcssblk_make_request(struct request_queue *q, struct bio *bio); +static blk_qc_t dcssblk_make_request(struct request_queue *q, + struct bio *bio); static long dcssblk_direct_access(struct block_device *bdev, sector_t secnum, void __pmem **kaddr, unsigned long *pfn); @@ -815,7 +816,7 @@ dcssblk_release(struct gendisk *disk, fmode_t mode) up_write(&dcssblk_devices_sem); } -static void +static blk_qc_t dcssblk_make_request(struct request_queue *q, struct bio *bio) { struct dcssblk_dev_info *dev_info; @@ -874,9 +875,10 @@ dcssblk_make_request(struct request_queue *q, struct bio *bio) bytes_done += bvec.bv_len; } bio_endio(bio); - return; + return BLK_QC_T_NONE; fail: bio_io_error(bio); + return BLK_QC_T_NONE; } static long |