From ab34f2e08fdb684cafe484bf4e9de5d89278d46e Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 20 May 2016 21:47:24 -0700 Subject: f2fs: add lazytime mount option This patch adds lazytime support. Signed-off-by: Jaegeuk Kim --- fs/f2fs/super.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 2bc2f0aa3..f4d6b1c62 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -105,6 +105,8 @@ enum { Opt_mode, Opt_io_size_bits, Opt_fault_injection, + Opt_lazytime, + Opt_nolazytime, Opt_err, }; @@ -138,6 +140,8 @@ static match_table_t f2fs_tokens = { {Opt_mode, "mode=%s"}, {Opt_io_size_bits, "io_bits=%u"}, {Opt_fault_injection, "fault_injection=%u"}, + {Opt_lazytime, "lazytime"}, + {Opt_nolazytime, "nolazytime"}, {Opt_err, NULL}, }; @@ -574,6 +578,12 @@ 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", @@ -715,6 +725,9 @@ 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); @@ -1052,6 +1065,7 @@ static void default_options(struct f2fs_sb_info *sbi) set_opt(sbi, INLINE_DENTRY); set_opt(sbi, EXTENT_CACHE); set_opt(sbi, NOHEAP); + sbi->sb->s_flags |= MS_LAZYTIME; set_opt(sbi, FLUSH_MERGE); if (f2fs_sb_mounted_blkzoned(sbi->sb)) { set_opt_mode(sbi, F2FS_MOUNT_LFS); -- cgit v1.2.3