f2fs: remove unused stat_{inc, dec}_atomic_write

Just clean code, no logical change.

Signed-off-by: Jack Qiu <jack.qiu@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jack Qiu 2021-01-13 17:58:53 +08:00 • committed by Jaegeuk Kim
commit deaa965fb0