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authorDarrick J. Wong <darrick.wong@oracle.com>2017-10-25 15:03:46 -0700
committerDarrick J. Wong <darrick.wong@oracle.com>2017-10-27 09:20:31 -0700
commit2fdbec5cbeb93349836d682b1caa5cc72d1b7018 (patch)
tree113a27a8a96bf20b65c9757da6a3d26f99506867 /fs/xfs/libxfs
parentxfs: abort dir/attr btree operation if btree is obviously weird (diff)
downloadlinux-dev-2fdbec5cbeb93349836d682b1caa5cc72d1b7018.tar.xz
linux-dev-2fdbec5cbeb93349836d682b1caa5cc72d1b7018.zip
xfs: compare btree block keys to parent block's keys during scrub
When we're done checking all the records/keys in a btree block, compute the low and high key of the block and compare them to the associated key in the parent btree block. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs')
-rw-r--r--fs/xfs/libxfs/xfs_btree.c4
-rw-r--r--fs/xfs/libxfs/xfs_btree.h4
2 files changed, 6 insertions, 2 deletions
diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c
index b3cd82a27cf4..848f3713d73c 100644
--- a/fs/xfs/libxfs/xfs_btree.c
+++ b/fs/xfs/libxfs/xfs_btree.c
@@ -2027,7 +2027,7 @@ error0:
}
/* Find the high key storage area from a regular key. */
-STATIC union xfs_btree_key *
+union xfs_btree_key *
xfs_btree_high_key_from_key(
struct xfs_btree_cur *cur,
union xfs_btree_key *key)
@@ -2101,7 +2101,7 @@ xfs_btree_get_node_keys(
}
/* Derive the keys for any btree block. */
-STATIC void
+void
xfs_btree_get_keys(
struct xfs_btree_cur *cur,
struct xfs_btree_block *block,
diff --git a/fs/xfs/libxfs/xfs_btree.h b/fs/xfs/libxfs/xfs_btree.h
index be82f41a5240..b57501c6f71d 100644
--- a/fs/xfs/libxfs/xfs_btree.h
+++ b/fs/xfs/libxfs/xfs_btree.h
@@ -541,5 +541,9 @@ int64_t xfs_btree_diff_two_ptrs(struct xfs_btree_cur *cur,
void xfs_btree_get_sibling(struct xfs_btree_cur *cur,
struct xfs_btree_block *block,
union xfs_btree_ptr *ptr, int lr);
+void xfs_btree_get_keys(struct xfs_btree_cur *cur,
+ struct xfs_btree_block *block, union xfs_btree_key *key);
+union xfs_btree_key *xfs_btree_high_key_from_key(struct xfs_btree_cur *cur,
+ union xfs_btree_key *key);
#endif /* __XFS_BTREE_H__ */