f2fs: add barrier mount option
authorYangtao Li <frank.li@vivo.com>
Mon, 24 Oct 2022 17:54:01 +0000 (01:54 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Wed, 2 Nov 2022 00:56:02 +0000 (17:56 -0700)
commit6047de5482c33d5f912cdc907336fde9ebc5714e
tree9268c76a74061e980602e45bcc2dc9677aa6e7d1
parentb5f1a218ae5e4339130d6e733f0e63d623e09a2c
f2fs: add barrier mount option

This patch adds a mount option, barrier, in f2fs.
The barrier option is the opposite of nobarrier.
If this option is set, cache_flush commands are allowed to be issued.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Documentation/filesystems/f2fs.rst
fs/f2fs/super.c