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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-09-20 22:06:39 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-09-30 15:06:09 -0700 |
| commit | 4b2fecc84655055a6a1fe9151786992ac04b56ce (patch) | |
| tree | 05f5f041260756216c0b3f1a0da2360be31580b6 /fs/f2fs/checkpoint.c | |
| parent | 75ab4cb8301adb3a02a96c5c03c837ed941f1bc5 (diff) | |
| download | op-kernel-dev-4b2fecc84655055a6a1fe9151786992ac04b56ce.zip op-kernel-dev-4b2fecc84655055a6a1fe9151786992ac04b56ce.tar.gz | |
f2fs: introduce FITRIM in f2fs_ioctl
This patch introduces FITRIM in f2fs_ioctl.
In this case, f2fs will issue small discards and prefree discards as many as
possible for the given area.
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 | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index efc530c..4abf0ba 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -997,7 +997,7 @@ void write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) mutex_lock(&sbi->cp_mutex); - if (!sbi->s_dirty) + if (!sbi->s_dirty && cpc->reason != CP_DISCARD) goto out; if (unlikely(f2fs_cp_error(sbi))) goto out; @@ -1020,7 +1020,7 @@ void write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) /* write cached NAT/SIT entries to NAT/SIT area */ flush_nat_entries(sbi); - flush_sit_entries(sbi); + flush_sit_entries(sbi, cpc); /* unlock all the fs_lock[] in do_checkpoint() */ do_checkpoint(sbi, cpc); |
