xfs: use btree block initialisation functions in growfs
Factor xfs_btree_init_block() to be independent of the btree cursor,
and use the function to initialise btree blocks in the growfs code.
This makes adding support for different format btree blocks simple.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by Rich Johnston <rjohnston@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 5b240de..c9cf2d0 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -378,6 +378,17 @@
xfs_agblock_t agbno, /* allocation group block number */
xfs_extlen_t count); /* count of filesystem blocks */
+/*
+ * Initialise a new btree block header
+ */
+void
+xfs_btree_init_block(
+ struct xfs_mount *mp,
+ struct xfs_buf *bp,
+ __u32 magic,
+ __u16 level,
+ __u16 numrecs,
+ unsigned int flags);
/*
* Common btree core entry points.