f2fs: add tracepoint for f2fs_file_write_iter()

This patch adds tracepoint for f2fs_file_write_iter().

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2019-04-02 18:52:22 +08:00 • committed by Jaegeuk Kim
commit 126ce7214d
2 changed files with 50 additions and 9 deletions