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authorDave Chinner <dgc@sgi.com>2013-04-03 09:11:15 +0400
committerBen Myers <bpm@sgi.com>2013-04-21 23:57:43 +0400
commit983d09ffe396ed5d5339a1b9ff994dd0b0f2069f (patch)
tree42779460b8910c6537bd4d53fa99f23eb5fde830 /fs/xfs/xfs_ag.h
parent77c95bba013089fa868217283eb6d98a05913e53 (diff)
downloadlinux-983d09ffe396ed5d5339a1b9ff994dd0b0f2069f.tar.xz
xfs: add CRC checks to the AGI
Same set of changes made to the AGF need to be made to the AGI. This patch has a similar history to the AGF, hence a similar sign-off chain. Signed-off-by: Dave Chinner <dgc@sgi.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <dgc@redhat.com> Reviewed-by: Ben Myers <bpm@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_ag.h')
-rw-r--r--fs/xfs/xfs_ag.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index 272ef097e2be..317aa86d96ea 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -152,6 +152,7 @@ typedef struct xfs_agi {
__be32 agi_root; /* root of inode btree */
__be32 agi_level; /* levels in inode btree */
__be32 agi_freecount; /* number of free inodes */
+
__be32 agi_newino; /* new inode just allocated */
__be32 agi_dirino; /* last directory inode chunk */
/*
@@ -159,6 +160,13 @@ typedef struct xfs_agi {
* still being referenced.
*/
__be32 agi_unlinked[XFS_AGI_UNLINKED_BUCKETS];
+
+ uuid_t agi_uuid; /* uuid of filesystem */
+ __be32 agi_crc; /* crc of agi sector */
+ __be32 agi_pad32;
+ __be64 agi_lsn; /* last write sequence */
+
+ /* structure must be padded to 64 bit alignment */
} xfs_agi_t;
#define XFS_AGI_MAGICNUM 0x00000001