Dump inode checksum when displaying inode info
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
---
debugfs/debugfs.c | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/debugfs/debugfs.c b/debugfs/debugfs.c
index 419c76c..1d2b2f3 100644
--- a/debugfs/debugfs.c
+++ b/debugfs/debugfs.c
@@ -803,6 +803,19 @@ void internal_dump_inode(FILE *out, const char *prefix,
if (EXT2_INODE_SIZE(current_fs->super) > EXT2_GOOD_OLD_INODE_SIZE)
internal_dump_inode_extra(out, prefix, inode_num,
(struct ext2_inode_large *) inode);
+ if (current_fs->super->s_creator_os == EXT2_OS_LINUX &&
+ current_fs->super->s_feature_ro_compat &
+ EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) {
+ __u32 crc = inode->i_checksum_lo;
+ if (is_large_inode &&
+ large_inode->i_extra_isize >=
+ (offsetof(struct ext2_inode_large,
+ i_checksum_hi) -
+ EXT2_GOOD_OLD_INODE_SIZE))
+ crc |= ((__u32)large_inode->i_checksum_hi) << 16;
+ fprintf(out, "Inode checksum: 0x%08x\n", crc);
+ }
+
if (LINUX_S_ISLNK(inode->i_mode) && ext2fs_inode_data_blocks(current_fs,inode) == 0)
fprintf(out, "%sFast_link_dest: %.*s\n", prefix,
(int) inode->i_size, (char *)inode->i_block);
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
