md/raid5: round discard alignment up to power of 2.

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blkdev_issue_discard currently assumes that the granularity
is a power of 2.  So in raid5, round the chosen number up to
avoid embarrassment.

Cc: Shaohua Li <shli@kernel.org>
Signed-off-by: NeilBrown <neilb@suse.de>

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NeilBrown 2012-11-19 13:11:26 +11:00

parent 5eff3c439d

commit 4ac6875eeb

1 changed files with 4 additions and 0 deletions

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drivers/md/raid5.c

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