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| author |   Chao Yu <yuchao0@huawei.com> | 2016-07-03 22:05:14 +0800 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2016-07-08 10:33:26 -0700 |
| commit | 64058be9c8e3579d7055e0b01d2bd9b294db3998 (patch) | |
| tree | 921726f67456c7723bc6291d9f700a4f0b5a24ba /fs/f2fs/super.c | |
| parent | f2fs: fix to redirty page if fail to gc data page (diff) | |
| download | linux-dev-64058be9c8e3579d7055e0b01d2bd9b294db3998.tar.xz linux-dev-64058be9c8e3579d7055e0b01d2bd9b294db3998.zip | |
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>
Diffstat (limited to 'fs/f2fs/super.c')
| -rw-r--r-- | fs/f2fs/super.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 8c698e183d2b..e0a975dc6fc6 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -76,6 +76,7 @@ enum { Opt_disable_roll_forward, Opt_norecovery, Opt_discard, + Opt_nodiscard, Opt_noheap, Opt_user_xattr, Opt_nouser_xattr, @@ -106,6 +107,7 @@ static match_table_t f2fs_tokens = { {Opt_disable_roll_forward, "disable_roll_forward"}, {Opt_norecovery, "norecovery"}, {Opt_discard, "discard"}, + {Opt_nodiscard, "nodiscard"}, {Opt_noheap, "no_heap"}, {Opt_user_xattr, "user_xattr"}, {Opt_nouser_xattr, "nouser_xattr"}, @@ -426,6 +428,8 @@ static int parse_options(struct super_block *sb, char *options) "the device does not support discard"); } break; + case Opt_nodiscard: + clear_opt(sbi, DISCARD); case Opt_noheap: set_opt(sbi, NOHEAP); break; |