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| author |   Yunlei He <heyunlei@huawei.com> | 2018-03-26 17:32:23 +0800 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2018-03-27 20:13:54 -0700 |
| commit | d21b0f238adf4641a72f4b0dd4a2b10aa36d09f5 (patch) | |
| tree | a03be50b246cc96b66cdc87cb27697da7fea4a58 /fs/f2fs | |
| parent | f2fs: no need to initialize zero value for GFP_F2FS_ZERO (diff) | |
| download | linux-dev-d21b0f238adf4641a72f4b0dd4a2b10aa36d09f5.tar.xz linux-dev-d21b0f238adf4641a72f4b0dd4a2b10aa36d09f5.zip | |
f2fs: Add a segment type check in inplace write
This patch add a segment type check in IPU, in
case of something wrong with blkadd in dnode.
Signed-off-by: Yunlei He <heyunlei@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/segment.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 637980d04503..5854cc4e1d67 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -2790,10 +2790,15 @@ void write_data_page(struct dnode_of_data *dn, struct f2fs_io_info *fio) int rewrite_data_page(struct f2fs_io_info *fio) { int err; + struct f2fs_sb_info *sbi = fio->sbi; fio->new_blkaddr = fio->old_blkaddr; /* i/o temperature is needed for passing down write hints */ __get_segment_type(fio); + + f2fs_bug_on(sbi, !IS_DATASEG(get_seg_entry(sbi, + GET_SEGNO(sbi, fio->new_blkaddr))->type)); + stat_inc_inplace_blocks(fio->sbi); err = f2fs_submit_page_bio(fio); |