diff options
| author |   Christoph Hellwig <hch@lst.de> | 2020-09-03 07:40:59 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2020-09-25 08:18:57 -0600 |
| commit | 4245e52d255418278fc4a5eec7425ad0bfeebd31 (patch) | |
| tree | 171310a7fb259fa950263f164144a695bffaed2e /drivers/md | |
| parent | md: compare bd_disk instead of bd_contains (diff) | |
| download | linux-dev-4245e52d255418278fc4a5eec7425ad0bfeebd31.tar.xz linux-dev-4245e52d255418278fc4a5eec7425ad0bfeebd31.zip | |
md: don't detour through bd_contains for the gendisk
bd_disk is set on all block devices, including those for partitions.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Song Liu <song@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/md.c | 2 | ||||
| -rw-r--r-- | drivers/md/md.h | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index 09ed6d0c7dbe..de8419b7ae98 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -8444,7 +8444,7 @@ static int is_mddev_idle(struct mddev *mddev, int init) idle = 1; rcu_read_lock(); rdev_for_each_rcu(rdev, mddev) { - struct gendisk *disk = rdev->bdev->bd_contains->bd_disk; + struct gendisk *disk = rdev->bdev->bd_disk; curr_events = (int)part_stat_read_accum(&disk->part0, sectors) - atomic_read(&disk->sync_io); /* sync IO will cause sync_io to increase before the disk_stats diff --git a/drivers/md/md.h b/drivers/md/md.h index f9e2ccdd22c4..2175a5ac4f7c 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -551,7 +551,7 @@ extern void mddev_unlock(struct mddev *mddev); static inline void md_sync_acct(struct block_device *bdev, unsigned long nr_sectors) { - atomic_add(nr_sectors, &bdev->bd_contains->bd_disk->sync_io); + atomic_add(nr_sectors, &bdev->bd_disk->sync_io); } static inline void md_sync_acct_bio(struct bio *bio, unsigned long nr_sectors) |