f2fs: unlock cp_rwsem early for IPU writes

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For IPU writes, there won't be any udpates in dnode page since we
will reuse old block address instead of allocating new one, so we
don't need to lock cp_rwsem during IPU IO submitting.

Signed-off-by: Chao Yu <yuchao0@huawei.com>

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Chao Yu 2017-04-18 19:23:39 +08:00 • committed by Jaegeuk Kim

parent df0f6b44dd

commit 001c584cca

2 changed files with 6 additions and 1 deletions

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6

fs/f2fs/data.c

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1

fs/f2fs/f2fs.h

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