2 files changed, 7 insertions, 14 deletions

diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c
index 120280c998f8..3131de9ae631 100644
--- a/fs/xfs/libxfs/xfs_btree.c
+++ b/fs/xfs/libxfs/xfs_btree.c
@@ -26,7 +26,6 @@
 /*
  * Cursor allocation zone.
  */
-kmem_zone_t	*xfs_btree_cur_zone;
 struct xfs_btree_cur_zone xfs_btree_cur_zones[XFS_BTNUM_MAX] = {
 	[XFS_BTNUM_BNO]		= { .name = "xfs_alloc_btree_cur" },
 	[XFS_BTNUM_INO]		= { .name = "xfs_ialloc_btree_cur" },
@@ -364,6 +363,7 @@ xfs_btree_del_cursor(
 	struct xfs_btree_cur	*cur,		/* btree cursor */
 	int			error)		/* del because of error */
 {
+	struct xfs_btree_cur_zone *bczone = &xfs_btree_cur_zones[cur->bc_btnum];
 	int			i;		/* btree level */
 
 	/*
@@ -386,10 +386,10 @@ xfs_btree_del_cursor(
 		kmem_free(cur->bc_ops);
 	if (!(cur->bc_flags & XFS_BTREE_LONG_PTRS) && cur->bc_ag.pag)
 		xfs_perag_put(cur->bc_ag.pag);
-	if (cur->bc_maxlevels > XFS_BTREE_CUR_ZONE_MAXLEVELS)
+	if (cur->bc_maxlevels > bczone->maxlevels)
 		kmem_free(cur);
 	else
-		kmem_cache_free(xfs_btree_cur_zone, cur);
+		kmem_cache_free(bczone->zone, cur);
 }
 
 /*
@@ -5021,12 +5021,12 @@ xfs_btree_alloc_cursor(
 {
 	struct xfs_btree_cur	*cur;
 	unsigned int		maxlevels = xfs_btree_maxlevels(mp, btnum);
+	struct xfs_btree_cur_zone *bczone = &xfs_btree_cur_zones[btnum];
 
-	if (maxlevels > XFS_BTREE_CUR_ZONE_MAXLEVELS)
+	if (maxlevels > bczone->maxlevels)
 		cur = kmem_zalloc(xfs_btree_cur_sizeof(maxlevels), KM_NOFS);
 	else
-		cur = kmem_cache_zalloc(xfs_btree_cur_zone,
-				GFP_NOFS | __GFP_NOFAIL);
+		cur = kmem_cache_zalloc(bczone->zone, GFP_NOFS | __GFP_NOFAIL);
 	cur->bc_tp = tp;
 	cur->bc_mp = mp;
 	cur->bc_btnum = btnum;
diff --git a/fs/xfs/libxfs/xfs_btree.h b/fs/xfs/libxfs/xfs_btree.h
index 5bebd26f8b2c..854235a8adac 100644
--- a/fs/xfs/libxfs/xfs_btree.h
+++ b/fs/xfs/libxfs/xfs_btree.h
@@ -13,8 +13,6 @@ struct xfs_trans;
 struct xfs_ifork;
 struct xfs_perag;
 
-extern kmem_zone_t	*xfs_btree_cur_zone;
-
 /*
  * Generic key, ptr and record wrapper structures.
  *
@@ -92,12 +90,6 @@ uint32_t xfs_btree_magic(int crc, xfs_btnum_t btnum);
 #define XFS_BTREE_STATS_ADD(cur, stat, val)	\
 	XFS_STATS_ADD_OFF((cur)->bc_mp, (cur)->bc_statoff + __XBTS_ ## stat, val)
 
-/*
- * The btree cursor zone hands out cursors that can handle up to this many
- * levels.  This is the known maximum for all btree types.
- */
-#define XFS_BTREE_CUR_ZONE_MAXLEVELS	(9)
-
 struct xfs_btree_ops {
 	/* size of the key and record structures */
 	size_t	key_len;
@@ -588,6 +580,7 @@ void xfs_btree_absolute_minrecs(unsigned int *minrecs, unsigned int bc_flags,
 
 struct xfs_btree_cur_zone {
 	const char		*name;
+	kmem_zone_t		*zone;
 	unsigned int		maxlevels;
 };