diff options
| author | Christoph Hellwig <hch@lst.de> | 2024-03-03 17:01:42 +0300 |
|---|---|---|
| committer | Song Liu <song@kernel.org> | 2024-03-06 19:59:53 +0300 |
| commit | 176df894d7974166c65d0cce3b3b019678f9e698 (patch) | |
| tree | 0974ddbd3a00c500268df57aa16a702717fea92e /drivers/md/raid10.c | |
| parent | 28be4fd310d146e9a43d7b1bb55cb7e9f5e06e88 (diff) | |
| download | linux-176df894d7974166c65d0cce3b3b019678f9e698.tar.xz | |
md: add a mddev_is_dm helper
Add a helper to check for a DM-mapped MD device instead of using
the obfuscated ->gendisk or ->queue NULL checks.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed--by: Song Liu <song@kernel.org>
Tested-by: Song Liu <song@kernel.org>
Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20240303140150.5435-4-hch@lst.de
Diffstat (limited to 'drivers/md/raid10.c')
| -rw-r--r-- | drivers/md/raid10.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 1447cb1e4414..4021cf06b3a6 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -2106,7 +2106,7 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev) continue; } - if (mddev->gendisk) + if (!mddev_is_dm(mddev)) disk_stack_limits(mddev->gendisk, rdev->bdev, rdev->data_offset << 9); @@ -2126,7 +2126,7 @@ static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev) set_bit(Replacement, &rdev->flags); rdev->raid_disk = repl_slot; err = 0; - if (mddev->gendisk) + if (!mddev_is_dm(mddev)) disk_stack_limits(mddev->gendisk, rdev->bdev, rdev->data_offset << 9); conf->fullsync = 1; @@ -4014,7 +4014,7 @@ static int raid10_run(struct mddev *mddev) } } - if (mddev->queue) { + if (!mddev_is_dm(conf->mddev)) { blk_queue_max_write_zeroes_sectors(mddev->queue, 0); blk_queue_io_min(mddev->queue, mddev->chunk_sectors << 9); raid10_set_io_opt(conf); @@ -4048,7 +4048,7 @@ static int raid10_run(struct mddev *mddev) if (first || diff < min_offset_diff) min_offset_diff = diff; - if (mddev->gendisk) + if (!mddev_is_dm(mddev)) disk_stack_limits(mddev->gendisk, rdev->bdev, rdev->data_offset << 9); @@ -4933,7 +4933,7 @@ static void end_reshape(struct r10conf *conf) conf->reshape_safe = MaxSector; spin_unlock_irq(&conf->device_lock); - if (conf->mddev->queue) + if (!mddev_is_dm(conf->mddev)) raid10_set_io_opt(conf); conf->fullsync = 0; } |