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authorHou Tao <houtao1@huawei.com>2016-07-20 10:43:11 +1000
committerDave Chinner <david@fromorbit.com>2016-07-20 10:43:11 +1000
commitad70328a503fae813a563dbe97dd3466ac079e8e (patch)
treedcad58ba5be6727b35e0a098131ba41e3be40eb1 /fs/xfs/xfs_ondisk.h
parentfbfb24bf105449eab1339c20f6f6b81d02c59c13 (diff)
xfs: remove the magic numbers in xfs_btree_block-related len macros
replace the magic numbers by offsetof(...) and sizeof(...), and add two extra checks on xfs_check_ondisk_structs() [dchinner: renamed header structures to be more descriptive] Signed-off-by: Hou Tao <houtao1@huawei.com> Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_ondisk.h')
-rw-r--r--fs/xfs/xfs_ondisk.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ondisk.h b/fs/xfs/xfs_ondisk.h
index 184c44effdd5..20a0d266964b 100644
--- a/fs/xfs/xfs_ondisk.h
+++ b/fs/xfs/xfs_ondisk.h
@@ -34,6 +34,8 @@ xfs_check_ondisk_structs(void)
XFS_CHECK_STRUCT_SIZE(struct xfs_bmbt_key, 8);
XFS_CHECK_STRUCT_SIZE(struct xfs_bmbt_rec, 16);
XFS_CHECK_STRUCT_SIZE(struct xfs_bmdr_block, 4);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_btree_block_shdr, 48);
+ XFS_CHECK_STRUCT_SIZE(struct xfs_btree_block_lhdr, 64);
XFS_CHECK_STRUCT_SIZE(struct xfs_btree_block, 72);
XFS_CHECK_STRUCT_SIZE(struct xfs_dinode, 176);
XFS_CHECK_STRUCT_SIZE(struct xfs_disk_dquot, 104);