Messages in this thread Patch in this message | | | From | Chao Yu <> | Subject | [PATCH] f2fs: fix to clear CP_TRIMMED_FLAG | Date | Wed, 31 Jan 2018 09:30:34 +0800 |
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Once CP_TRIMMED_FLAG is set, after a reboot, we will never issue discard before LBA becomes invalid again, fix it by clearing the flag in checkpoint without CP_TRIMMED reason.
Fixes: 1f43e2ad7bff ("f2fs: introduce CP_TRIMMED_FLAG to avoid unneeded discard") Signed-off-by: Chao Yu <yuchao0@huawei.com> --- fs/f2fs/checkpoint.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 998fe1d0213b..65becae99b84 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1166,6 +1166,8 @@ static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc) if (cpc->reason & CP_TRIMMED) __set_ckpt_flags(ckpt, CP_TRIMMED_FLAG); + else + __clear_ckpt_flags(ckpt, CP_TRIMMED_FLAG); if (cpc->reason & CP_UMOUNT) __set_ckpt_flags(ckpt, CP_UMOUNT_FLAG); -- 2.15.0.55.gc2ece9dc4de6
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