f2fs: skip writeback meta pages if cp_mutex acquire failed

Skip writeback meta pages if cp_mutex lock acquire failed, cp will
flush dirty pages instead.

Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yunlei He 2017-03-01 18:07:10 +08:00 • committed by Jaegeuk Kim
commit a29d0e0bc0