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authorDave Chinner <dchinner@redhat.com>2012-11-14 02:40:27 +0400
committerBen Myers <bpm@sgi.com>2012-11-14 02:40:27 +0400
commitb64f3a390d3477517cbff7d613e551705540769b (patch)
tree1e82fffaf55236f3eda42f55b7a772c4baaa5d98 /fs/xfs/xfs_btree.h
parentee73259b401317117e7f5d4834c270b10b12bc8e (diff)
downloadlinux-b64f3a390d3477517cbff7d613e551705540769b.tar.xz
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>
Diffstat (limited to 'fs/xfs/xfs_btree.h')
-rw-r--r--fs/xfs/xfs_btree.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 5b240de104c0..c9cf2d00e236 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -378,6 +378,17 @@ xfs_btree_reada_bufs(
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.