dm thin: optimize async discard submission

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__blkdev_issue_discard_async() doesn't need to worry about further
splitting because the upper layer blkdev_issue_discard() will have
already handled splitting bios such that the bi_size isn't
overflowed.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Acked-by: Joe Thornber <ejt@redhat.com>

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Mike Snitzer 2015-08-18 10:31:09 -04:00

parent 76c44f6d80

commit 84f8bd86cc

1 changed files with 15 additions and 74 deletions

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drivers/md/dm-thin.c

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