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authorDarrick J. Wong <darrick.wong@oracle.com>2016-03-09 08:15:14 +1100
committerDave Chinner <david@fromorbit.com>2016-03-09 08:15:14 +1100
commit30cbc591c34e680e8b5d6d675ea49effe42a0570 (patch)
tree8580f806e3ebe6f762bd4fb472d29539bd736034 /fs/xfs/xfs_super.c
parent5110cd82ca90e6ce04c1c3264587c183aad1f179 (diff)
downloadlinux-30cbc591c34e680e8b5d6d675ea49effe42a0570.tar.gz
xfs: check sizes of XFS on-disk structures at compile time
Check the sizes of XFS on-disk structures when compiling the kernel.
Use this to catch inadvertent changes in structure size due to padding
and alignment issues, etc.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>



Diffstat (limited to 'fs/xfs/xfs_super.c')
-rw-r--r--fs/xfs/xfs_super.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 59c9b7bd958d..3bd2027a7ea6 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -45,6 +45,7 @@
 #include "xfs_filestream.h"
 #include "xfs_quota.h"
 #include "xfs_sysfs.h"
+#include "xfs_ondisk.h"
 
 #include <linux/namei.h>
 #include <linux/init.h>
@@ -1817,6 +1818,8 @@ init_xfs_fs(void)
 {
 	int			error;
 
+	xfs_check_ondisk_structs();
+
 	printk(KERN_INFO XFS_VERSION_STRING " with "
 			 XFS_BUILD_OPTIONS " enabled\n");