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| author |   Darrick J. Wong <darrick.wong@oracle.com> | 2014-10-30 10:53:16 -0400 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2014-10-30 10:53:16 -0400 |
| commit | 98c1a7593fa355fda7f5a5940c8bf5326ca964ba (patch) | |
| tree | a7cec556c2cbae4dd75c33dd290c7b0988aacff2 /fs/ext4/super.c | |
| parent | ext4: fix oops when loading block bitmap failed (diff) | |
| download | linux-dev-98c1a7593fa355fda7f5a5940c8bf5326ca964ba.tar.xz linux-dev-98c1a7593fa355fda7f5a5940c8bf5326ca964ba.zip | |
ext4: enable journal checksum when metadata checksum feature enabled
If metadata checksumming is turned on for the FS, we need to tell the
journal to use checksumming too.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 1eda6ab0ef9d..5c11e2153e36 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -3526,6 +3526,10 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) #ifdef CONFIG_EXT4_FS_POSIX_ACL set_opt(sb, POSIX_ACL); #endif + /* don't forget to enable journal_csum when metadata_csum is enabled. */ + if (ext4_has_metadata_csum(sb)) + set_opt(sb, JOURNAL_CHECKSUM); + if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_DATA) set_opt(sb, JOURNAL_DATA); else if ((def_mount_opts & EXT4_DEFM_JMODE) == EXT4_DEFM_JMODE_ORDERED) |