diff options
author | Christoph Hellwig <hch@lst.de> | 2022-11-09 11:10:37 +0100 |
---|---|---|
committer | Song Liu <song@kernel.org> | 2022-11-14 10:15:35 -0800 |
commit | ad831a16b08c3f1a1f28a56d2054313d7d521da9 (patch) | |
tree | 8d80098ba5c9a78431379cd31d96681d3fc7fa68 /drivers/md | |
parent | 341097ee53573e06ab9fc675d96a052385b851fa (diff) | |
download | linux-stable-ad831a16b08c3f1a1f28a56d2054313d7d521da9.tar.gz linux-stable-ad831a16b08c3f1a1f28a56d2054313d7d521da9.tar.bz2 linux-stable-ad831a16b08c3f1a1f28a56d2054313d7d521da9.zip |
md/raid5: use bdev_write_cache instead of open coding it
Use the bdev_write_cache instead of two equivalent open coded checks.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Song Liu <song@kernel.org>
Diffstat (limited to 'drivers/md')
-rw-r--r-- | drivers/md/raid5-cache.c | 5 | ||||
-rw-r--r-- | drivers/md/raid5-ppl.c | 5 |
2 files changed, 2 insertions, 8 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c index a63023aae21e..46182b955aef 100644 --- a/drivers/md/raid5-cache.c +++ b/drivers/md/raid5-cache.c @@ -3062,7 +3062,6 @@ void r5c_update_on_rdev_error(struct mddev *mddev, struct md_rdev *rdev) int r5l_init_log(struct r5conf *conf, struct md_rdev *rdev) { - struct request_queue *q = bdev_get_queue(rdev->bdev); struct r5l_log *log; int ret; @@ -3091,9 +3090,7 @@ int r5l_init_log(struct r5conf *conf, struct md_rdev *rdev) if (!log) return -ENOMEM; log->rdev = rdev; - - log->need_cache_flush = test_bit(QUEUE_FLAG_WC, &q->queue_flags) != 0; - + log->need_cache_flush = bdev_write_cache(rdev->bdev); log->uuid_checksum = crc32c_le(~0, rdev->mddev->uuid, sizeof(rdev->mddev->uuid)); diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c index 31b9157bc9ae..e495939bb3e0 100644 --- a/drivers/md/raid5-ppl.c +++ b/drivers/md/raid5-ppl.c @@ -1301,8 +1301,6 @@ static int ppl_validate_rdev(struct md_rdev *rdev) static void ppl_init_child_log(struct ppl_log *log, struct md_rdev *rdev) { - struct request_queue *q; - if ((rdev->ppl.size << 9) >= (PPL_SPACE_SIZE + PPL_HEADER_SIZE) * 2) { log->use_multippl = true; @@ -1316,8 +1314,7 @@ static void ppl_init_child_log(struct ppl_log *log, struct md_rdev *rdev) } log->next_io_sector = rdev->ppl.sector; - q = bdev_get_queue(rdev->bdev); - if (test_bit(QUEUE_FLAG_WC, &q->queue_flags)) + if (bdev_write_cache(rdev->bdev)) log->wb_cache_on = true; } |