diff options
| author | Guoqing Jiang <guoqing.jiang@linux.dev> | 2021-10-04 23:34:52 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-10-18 14:50:31 -0600 |
| commit | c6efe4341d1ff7719f9918ea23a34f055359eb02 (patch) | |
| tree | 1874d5d1657f0e48acf3fa7226e1ea0c6e27ad20 /drivers/md | |
| parent | 2e94275ed582d9bfe1abc5d5ee565715cc3e6b38 (diff) | |
| download | linux-c6efe4341d1ff7719f9918ea23a34f055359eb02.tar.bz2 | |
md/raid5: call roundup_pow_of_two in raid5_run
Let's call roundup_pow_of_two here instead of open code.
Signed-off-by: Guoqing Jiang <guoqing.jiang@linux.dev>
Signed-off-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/raid5.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 02ed53b20654..4ea9e7b647b0 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -7732,10 +7732,7 @@ static int raid5_run(struct mddev *mddev) * discard data disk but write parity disk */ stripe = stripe * PAGE_SIZE; - /* Round up to power of 2, as discard handling - * currently assumes that */ - while ((stripe-1) & stripe) - stripe = (stripe | (stripe-1)) + 1; + stripe = roundup_pow_of_two(stripe); mddev->queue->limits.discard_alignment = stripe; mddev->queue->limits.discard_granularity = stripe; |