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| author |  Ming Lei <ming.lei@redhat.com>
| 2022-04-17 22:27:13 -0400 |
|---|---|---|
| committer |  Jens Axboe <axboe@kernel.dk>
| 2022-04-18 06:49:52 -0600 |
| commit | 5f0614a55ecebdf55f1a17db0b5f6b787ed009f1 (patch) | |
| tree | 5d5de09e6c2658660bec89985daee191f83e0528 /include/linux/blkdev.h | |
| parent | direct-io: remove random prefetches (diff) | |
| download | linux-5f0614a55ecebdf55f1a17db0b5f6b787ed009f1.tar.gz linux-5f0614a55ecebdf55f1a17db0b5f6b787ed009f1.tar.bz2 linux-5f0614a55ecebdf55f1a17db0b5f6b787ed009f1.zip | |
block: change exported IO accounting interface from gendisk to bdev
Export IO accounting interfaces in terms of block_device now that
gendisk has become more internal to block core.
Rename __part_{start,end}_io_acct's first argument from part to bdev.
Rename __part_{start,end}_io_acct to bdev_{start,end}_io_acct and
export them. Remove disk_{start,end}_io_acct and update caller (zram)
to use bdev_{start,end}_io_acct.
DM can now be updated to use bdev_{start,end}_io_acct.
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Link: https://lore.kernel.org/r/20220418022733.56168-2-snitzer@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index c9b5925af5a3..34724b15813b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1463,9 +1463,10 @@ static inline void blk_wake_io_task(struct task_struct *waiter) wake_up_process(waiter); } -unsigned long disk_start_io_acct(struct gendisk *disk, unsigned int sectors, - unsigned int op); -void disk_end_io_acct(struct gendisk *disk, unsigned int op, +unsigned long bdev_start_io_acct(struct block_device *bdev, + unsigned int sectors, unsigned int op, + unsigned long start_time); +void bdev_end_io_acct(struct block_device *bdev, unsigned int op, unsigned long start_time); void bio_start_io_acct_time(struct bio *bio, unsigned long start_time); |