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author | Chao Yu <chao@kernel.org> | 2021-12-12 20:28:12 +0800 |
---|---|---|
committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-01-04 13:20:56 -0800 |
commit | b702c83e2eaa2fa2d72e957c55c0321535cc8b9f (patch) | |
tree | 6be1cd79215cdd22ec8fdcb59ba9484ba6bde814 /fs/f2fs | |
parent | 3e0203893e0dc4f64e7dc65ff5ac70e970019827 (diff) | |
download | linux-b702c83e2eaa2fa2d72e957c55c0321535cc8b9f.tar.bz2 |
f2fs: fix to check available space of CP area correctly in update_ckpt_flags()
Otherwise, nat_bit area may be persisted across boundary of CP area during
nat_bit rebuilding.
Fixes: 94c821fb286b ("f2fs: rebuild nat_bits during umount")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-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 55e3c54d99c1..982f0170639f 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1302,8 +1302,8 @@ static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc) unsigned long flags; if (cpc->reason & CP_UMOUNT) { - if (le32_to_cpu(ckpt->cp_pack_total_block_count) > - sbi->blocks_per_seg - NM_I(sbi)->nat_bits_blocks) { + if (le32_to_cpu(ckpt->cp_pack_total_block_count) + + NM_I(sbi)->nat_bits_blocks > sbi->blocks_per_seg) { clear_ckpt_flags(sbi, CP_NAT_BITS_FLAG); f2fs_notice(sbi, "Disable nat_bits due to no space"); } else if (!is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG) && |