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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2016-05-20 21:47:24 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-06-02 18:05:14 -0700 |
| commit | 6d94c74ab85fe70dc1ac29b1ffc55cf23b3cf3f9 (patch) | |
| tree | 44c74111b0a5d60254053b3469a9c9c9f85af642 /fs/f2fs/super.c | |
| parent | f2fs: avoid unnecessary updating inode during fsync (diff) | |
| download | linux-dev-6d94c74ab85fe70dc1ac29b1ffc55cf23b3cf3f9.tar.xz linux-dev-6d94c74ab85fe70dc1ac29b1ffc55cf23b3cf3f9.zip | |
f2fs: add lazytime mount option
This patch adds lazytime support.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/super.c')
| -rw-r--r-- | fs/f2fs/super.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 6fa4ec8ea1f7..14c34735e96f 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -93,6 +93,8 @@ enum { Opt_noinline_data, Opt_data_flush, Opt_fault_injection, + Opt_lazytime, + Opt_nolazytime, Opt_err, }; @@ -119,6 +121,8 @@ static match_table_t f2fs_tokens = { {Opt_noinline_data, "noinline_data"}, {Opt_data_flush, "data_flush"}, {Opt_fault_injection, "fault_injection=%u"}, + {Opt_lazytime, "lazytime"}, + {Opt_nolazytime, "nolazytime"}, {Opt_err, NULL}, }; @@ -506,6 +510,12 @@ static int parse_options(struct super_block *sb, char *options) "FAULT_INJECTION was not selected"); #endif break; + case Opt_lazytime: + sb->s_flags |= MS_LAZYTIME; + break; + case Opt_nolazytime: + sb->s_flags &= ~MS_LAZYTIME; + break; default: f2fs_msg(sb, KERN_ERR, "Unrecognized mount option \"%s\" or missing value", @@ -613,6 +623,9 @@ static void f2fs_dirty_inode(struct inode *inode, int flags) inode->i_ino == F2FS_META_INO(sbi)) return; + if (flags == I_DIRTY_TIME) + return; + if (is_inode_flag_set(inode, FI_AUTO_RECOVER)) clear_inode_flag(inode, FI_AUTO_RECOVER); @@ -932,6 +945,7 @@ static void default_options(struct f2fs_sb_info *sbi) set_opt(sbi, BG_GC); set_opt(sbi, INLINE_DATA); set_opt(sbi, EXTENT_CACHE); + sbi->sb->s_flags |= MS_LAZYTIME; #ifdef CONFIG_F2FS_FS_XATTR set_opt(sbi, XATTR_USER); |