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authorDavid Woodhouse <David.Woodhouse@intel.com>2010-05-10 15:32:46 +0200
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-05-10 15:32:46 +0200
commit0ae28a35bcb7984838acbf28bfba9c030f8b74f0 (patch)
tree4f449d929b5df9e126e839f388ff0fd2b52028a0 /fs/btrfs/ctree.c
parentmtd: mpc5121_nfc: Changed SVR check to allow MPC5123. (diff)
parentLinux 2.6.34-rc7 (diff)
downloadlinux-0ae28a35bcb7984838acbf28bfba9c030f8b74f0.tar.xz
linux-0ae28a35bcb7984838acbf28bfba9c030f8b74f0.zip
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/mtd/mtdcore.c Pull in the bdi fixes and ARM platform changes that other outstanding patches depend on.
Diffstat (limited to 'fs/btrfs/ctree.c')
-rw-r--r--fs/btrfs/ctree.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index c4bc570a396e..6795a713b205 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -17,6 +17,7 @@
*/
#include <linux/sched.h>
+#include <linux/slab.h>
#include "ctree.h"
#include "disk-io.h"
#include "transaction.h"
@@ -3040,6 +3041,10 @@ static noinline int setup_leaf_for_split(struct btrfs_trans_handle *trans,
if (ret > 0 || item_size != btrfs_item_size_nr(leaf, path->slots[0]))
goto err;
+ /* the leaf has changed, it now has room. return now */
+ if (btrfs_leaf_free_space(root, path->nodes[0]) >= ins_len)
+ goto err;
+
if (key.type == BTRFS_EXTENT_DATA_KEY) {
fi = btrfs_item_ptr(leaf, path->slots[0],
struct btrfs_file_extent_item);