Btrfs: Make sure nodes have enough room for a double split

Signed-off-by: Chris Mason <chris.mason@oracle.com>

Btrfs: Make sure nodes have enough room for a double split
Signed-off-by: Chris Mason <chris.mason@oracle.com>
1514794e · Chris Mason · bcbfce8a · 1514794e
Commit 1514794e authored Apr 24, 2008 by Chris Mason
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fs/btrfs/ctree.c fs/btrfs/ctree.c +1 -1

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--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1146,7 +1146,7 @@ int btrfs_search_slot(struct btrfs_trans_handle *trans, struct btrfs_root
 				slot -= 1;
 			p->slots[level] = slot;
 			if (ins_len > 0 && btrfs_header_nritems(b) >=
-			    BTRFS_NODEPTRS_PER_BLOCK(root) - 1) {
+			    BTRFS_NODEPTRS_PER_BLOCK(root) - 3) {
 				int sret = split_node(trans, root, p, level);
 				BUG_ON(sret > 0);
 				if (sret)