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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-10-05 14:49:57 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-10-09 16:20:57 -0700 |
| commit | 60b99b486b568c13cbb7caa83cf8a12af7665f1e (patch) | |
| tree | c766ac4adddb9e115455ae29d141d5b94a7a677d /fs/f2fs/checkpoint.c | |
| parent | 5c2674347466d5c2d5169214e95f4ad6dc09e9b6 (diff) | |
| download | linux-60b99b486b568c13cbb7caa83cf8a12af7665f1e.tar.bz2 | |
f2fs: introduce a periodic checkpoint flow
This patch introduces a periodic checkpoint feature.
Note that, this is not enforcing to conduct checkpoints very strictly in terms
of trigger timing, instead just hope to help user experiences.
The default value is 60 seconds.
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/checkpoint.c')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index ff53405aee39..0569097dbd7a 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1114,6 +1114,9 @@ void write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) if (cpc->reason == CP_RECOVERY) f2fs_msg(sbi->sb, KERN_NOTICE, "checkpoint: version = %llx", ckpt_ver); + + /* do checkpoint periodically */ + sbi->cp_expires = round_jiffies_up(jiffies + HZ * sbi->cp_interval); out: mutex_unlock(&sbi->cp_mutex); trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint"); |