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| author | Chao Yu | 2018-06-04 17:20:17 +0200 |
|---|---|---|
| committer | Jaegeuk Kim | 2018-06-04 23:31:11 +0200 |
| commit | a1f72ac2c0a8d8a3488b31867c9255264331a4db (patch) | |
| tree | f61d166a69bd130f8cade778733f9170a52ce4c0 /fs/f2fs/segment.c | |
| parent | fs: f2fs: insert space around that ':' and ', ' (diff) | |
| download | kernel-qcow2-linux-a1f72ac2c0a8d8a3488b31867c9255264331a4db.tar.gz kernel-qcow2-linux-a1f72ac2c0a8d8a3488b31867c9255264331a4db.tar.xz kernel-qcow2-linux-a1f72ac2c0a8d8a3488b31867c9255264331a4db.zip | |
f2fs: fix to update mtime correctly
If we change system time to the past, get_mtime() will return a
overflowed time, and SIT_I(sbi)->max_mtime will be udpated
incorrectly, this patch fixes the two issues.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index f0f9593185a7..6dbdf2c48fba 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1822,8 +1822,9 @@ static void update_sit_entry(struct f2fs_sb_info *sbi, block_t blkaddr, int del) (new_vblocks > sbi->blocks_per_seg))); se->valid_blocks = new_vblocks; - se->mtime = get_mtime(sbi); - SIT_I(sbi)->max_mtime = se->mtime; + se->mtime = get_mtime(sbi, false); + if (se->mtime > SIT_I(sbi)->max_mtime) + SIT_I(sbi)->max_mtime = se->mtime; /* Update valid block bitmap */ if (del > 0) { @@ -3884,7 +3885,7 @@ static void init_min_max_mtime(struct f2fs_sb_info *sbi) if (sit_i->min_mtime > mtime) sit_i->min_mtime = mtime; } - sit_i->max_mtime = get_mtime(sbi); + sit_i->max_mtime = get_mtime(sbi, false); up_write(&sit_i->sentry_lock); } |