f2fs: don't need to sync node page at every time

In write_end, we don't need to sync inode page at every time.
Instead, we can expect f2fs_write_inode will update later.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2016-01-25 10:46:58 -08:00
commit 52f8033712