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authorJaegeuk Kim <jaegeuk@kernel.org>2015-01-15 02:41:41 +0100
committerJaegeuk Kim <jaegeuk@kernel.org>2015-02-12 02:04:33 +0100
commit85dc2f2c6c84e99e9864ef660f79683aaad85f42 (patch)
tree2e6826d9bc961294e7cbfc08791273aca2beb0b7 /fs
parentf2fs: trigger correct checkpoint during umount (diff)
downloadlinux-85dc2f2c6c84e99e9864ef660f79683aaad85f42.tar.xz
linux-85dc2f2c6c84e99e9864ef660f79683aaad85f42.zip
f2fs: do checkpoint when umount flag is not set
If the previous checkpoint was done without CP_UMOUNT flag, it needs to do checkpoint with CP_UMOUNT for the next fast boot. Reviewed-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/f2fs/checkpoint.c3
-rw-r--r--fs/f2fs/super.c9
2 files changed, 9 insertions, 3 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 9f5317c9ad72..231d8c9fea0a 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1043,7 +1043,8 @@ void write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
mutex_lock(&sbi->cp_mutex);
- if (!sbi->s_dirty && cpc->reason != CP_DISCARD)
+ if (!sbi->s_dirty &&
+ cpc->reason != CP_DISCARD && cpc->reason != CP_UMOUNT)
goto out;
if (unlikely(f2fs_cp_error(sbi)))
goto out;
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 84f95cd4076a..0d627f2d1828 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -447,8 +447,13 @@ static void f2fs_put_super(struct super_block *sb)
f2fs_destroy_stats(sbi);
stop_gc_thread(sbi);
- /* We don't need to do checkpoint when it's clean */
- if (sbi->s_dirty) {
+ /*
+ * We don't need to do checkpoint when superblock is clean.
+ * But, the previous checkpoint was not done by umount, it needs to do
+ * clean checkpoint again.
+ */
+ if (sbi->s_dirty ||
+ !is_set_ckpt_flags(F2FS_CKPT(sbi), CP_UMOUNT_FLAG)) {
struct cp_control cpc = {
.reason = CP_UMOUNT,
};