f2fs: use rw_semaphore to protect SIT cache

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There are some cases user didn't update SIT cache under this lock,
so let's use rw_semaphore instead of mutex to enhance concurrently
accessing.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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Chao Yu 2017-10-30 17:49:53 +08:00 • committed by Jaegeuk Kim

parent ea6767337f

commit 3d26fa6be3

3 changed files with 26 additions and 22 deletions

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12

fs/f2fs/gc.c

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34

fs/f2fs/segment.c

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2

fs/f2fs/segment.h

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