f2fs: fix unnecessary periodic wakeup of discard thread when dev is busy

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When dev is busy, discard thread wake up timeout can be aligned with the
exact time that it needs to wait for dev to come out of busy. This helps
to avoid unnecessary periodic wakeups and thus save some power.

Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Sahitya Tummala 2018-08-31 15:09:26 +05:30 • committed by Jaegeuk Kim

parent 7d20c8abb2

commit abde73c718

1 changed files with 7 additions and 1 deletions

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fs/f2fs/segment.c

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