f2fs: add a tracepoint for f2fs_write_begin
authorChao Yu <chao2.yu@samsung.com>
Tue, 6 May 2014 08:46:04 +0000 (16:46 +0800)
committerJaegeuk Kim <jaegeuk.kim@samsung.com>
Wed, 7 May 2014 01:21:59 +0000 (10:21 +0900)
This patch adds a tracepoint for f2fs_write_begin to trace write op of user.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

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