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Btrfs: Make sure nodes have enough room for a double split
author
Chris Mason
<chris.mason@oracle.com>
Thu, 24 Apr 2008 13:22:51 +0000
(09:22 -0400)
committer
Chris Mason
<chris.mason@oracle.com>
Thu, 25 Sep 2008 15:04:02 +0000
(11:04 -0400)
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/ctree.c
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diff --git
a/fs/btrfs/ctree.c
b/fs/btrfs/ctree.c
index
1c3d9d6
..
8ad8b5c
100644
(file)
--- a/
fs/btrfs/ctree.c
+++ b/
fs/btrfs/ctree.c
@@
-1146,7
+1146,7
@@
again:
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)