diff options
| author | Christoph Hellwig | 2022-04-15 06:52:56 +0200 |
|---|---|---|
| committer | Jens Axboe | 2022-04-17 19:49:59 -0600 |
| commit | 7b47ef52d0a2025fd1408a8a0990933b8e1e510f (patch) | |
| tree | 7df157ba434f0911852a57837610cc4f8e28b70f /block/blk-lib.c | |
| parent | 70200574cc229f6ba038259e8142af2aa09e6976 (diff) | |
block: add a bdev_discard_granularity helper
Abstract away implementation details from file systems by providing a
block_device based helper to retrieve the discard granularity.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Christoph Böhmwalder <christoph.boehmwalder@linbit.com> [drbd]
Acked-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Acked-by: David Sterba <dsterba@suse.com> [btrfs]
Link: https://lore.kernel.org/r/20220415045258.199825-26-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-lib.c')
| -rw-r--r-- | block/blk-lib.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/block/blk-lib.c b/block/blk-lib.c index 8b4b66d3a9bf..43aa4d7fe859 100644 --- a/block/blk-lib.c +++ b/block/blk-lib.c @@ -12,8 +12,7 @@ static sector_t bio_discard_limit(struct block_device *bdev, sector_t sector) { - unsigned int discard_granularity = - bdev_get_queue(bdev)->limits.discard_granularity; + unsigned int discard_granularity = bdev_discard_granularity(bdev); sector_t granularity_aligned_sector; if (bdev_is_partition(bdev)) @@ -59,7 +58,7 @@ int __blkdev_issue_discard(struct block_device *bdev, sector_t sector, } /* In case the discard granularity isn't set by buggy device driver */ - if (WARN_ON_ONCE(!q->limits.discard_granularity)) { + if (WARN_ON_ONCE(!bdev_discard_granularity(bdev))) { char dev_name[BDEVNAME_SIZE]; bdevname(bdev, dev_name); |