f2fs: add nodiscard mount option
authorChao Yu <yuchao0@huawei.com>
Sun, 3 Jul 2016 14:05:14 +0000 (22:05 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Fri, 8 Jul 2016 17:33:26 +0000 (10:33 -0700)
commit64058be9c8e3579d7055e0b01d2bd9b294db3998
tree921726f67456c7723bc6291d9f700a4f0b5a24ba
parent72e1c797b57da42ce8f75c5636720f40c4f607a2
f2fs: add nodiscard mount option

This patch adds 'nodiscard' mount option.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Documentation/filesystems/f2fs.txt
fs/f2fs/super.c