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Subject[PATCH 23/23] ext4/jbd2: Add metadata checksumming to the list of supported features
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Activate the metadata checksumming feature by adding it to ext4 and jbd2's
lists of supported features.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
---
fs/ext4/ext4.h | 3 ++-
include/linux/jbd2.h | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 900d5c4..dd75078 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1486,7 +1486,8 @@ static inline void ext4_clear_state_flags(struct ext4_inode_info *ei)
EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE | \
EXT4_FEATURE_RO_COMPAT_BTREE_DIR |\
EXT4_FEATURE_RO_COMPAT_HUGE_FILE |\
- EXT4_FEATURE_RO_COMPAT_BIGALLOC)
+ EXT4_FEATURE_RO_COMPAT_BIGALLOC |\
+ EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)

/*
* Default values for user and/or group using reserved blocks
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index f321226..40ceeff 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -296,7 +296,8 @@ typedef struct journal_superblock_s
#define JBD2_KNOWN_ROCOMPAT_FEATURES 0
#define JBD2_KNOWN_INCOMPAT_FEATURES (JBD2_FEATURE_INCOMPAT_REVOKE | \
JBD2_FEATURE_INCOMPAT_64BIT | \
- JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT)
+ JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT | \
+ JBD2_FEATURE_INCOMPAT_CSUM_V2)

#ifdef __KERNEL__



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