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| author | Weichao Guo | 2018-03-09 16:10:21 +0100 |
|---|---|---|
| committer | Jaegeuk Kim | 2018-07-27 11:03:59 +0200 |
| commit | 54c55c4e4fc7ec35f96a3b6a626314b0b7256137 (patch) | |
| tree | f32b8aa53f4fc9fc633cbc6ffcee1b54e03c8ec8 /fs/f2fs/inode.c | |
| parent | f2fs: fix error path of fill_super (diff) | |
| download | kernel-qcow2-linux-54c55c4e4fc7ec35f96a3b6a626314b0b7256137.tar.gz kernel-qcow2-linux-54c55c4e4fc7ec35f96a3b6a626314b0b7256137.tar.xz kernel-qcow2-linux-54c55c4e4fc7ec35f96a3b6a626314b0b7256137.zip | |
f2fs: support in-memory inode checksum when checking consistency
Enable in-memory inode checksum to protect metadata blocks from
in-memory scribbles when checking consistency, which has no
performance requirements.
Signed-off-by: Weichao Guo <guoweichao@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/inode.c')
| -rw-r--r-- | fs/f2fs/inode.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index f91dd017a65c..ec672c7ac52c 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -162,8 +162,12 @@ bool f2fs_inode_chksum_verify(struct f2fs_sb_info *sbi, struct page *page) if (unlikely(is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN))) return true; +#ifdef CONFIG_F2FS_CHECK_FS + if (!f2fs_enable_inode_chksum(sbi, page)) +#else if (!f2fs_enable_inode_chksum(sbi, page) || PageDirty(page) || PageWriteback(page)) +#endif return true; ri = &F2FS_NODE(page)->i; @@ -477,6 +481,10 @@ void f2fs_update_inode(struct inode *inode, struct page *node_page) F2FS_I(inode)->i_disk_time[1] = timespec64_to_timespec(inode->i_ctime); F2FS_I(inode)->i_disk_time[2] = timespec64_to_timespec(inode->i_mtime); F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime; + +#ifdef CONFIG_F2FS_CHECK_FS + f2fs_inode_chksum_set(F2FS_I_SB(inode), node_page); +#endif } void f2fs_update_inode_page(struct inode *inode) |