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f2fs: add quick mode of checkpoint=disable for QA

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This mode returns mount() quickly with EAGAIN. We can trigger this by
shutdown(F2FS_GOING_DOWN_NEED_FSCK).

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2019-01-24 17:48:38 -08:00
parent 03f2c02d8b
commit db610a640e
6 changed files with 19 additions and 3 deletions
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include/linux/f2fs_fs.h
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@@ -116,6 +116,7 @@ struct f2fs_super_block {
/*
* For checkpoint
*/
#define CP_DISABLED_QUICK_FLAG 0x00002000
#define CP_DISABLED_FLAG 0x00001000
#define CP_QUOTA_NEED_FSCK_FLAG 0x00000800
#define CP_LARGE_NAT_BITMAP_FLAG 0x00000400