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-rw-r--r--fs/btrfs/inode.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index a7db3ed..0921d2b 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -9668,6 +9668,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
unsigned int flags)
{
struct btrfs_trans_handle *trans;
+ unsigned int trans_num_items;
struct btrfs_root *root = BTRFS_I(old_dir)->root;
struct btrfs_root *dest = BTRFS_I(new_dir)->root;
struct inode *new_inode = d_inode(new_dentry);
@@ -9730,8 +9731,14 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
* would require 5 item modifications, so we'll assume they are normal
* inodes. So 5 * 2 is 10, plus 1 for the new link, so 11 total items
* should cover the worst case number of items we'll modify.
+ * If our rename has the whiteout flag, we need more 5 units for the
+ * new inode (1 inode item, 1 inode ref, 2 dir items and 1 xattr item
+ * when selinux is enabled).
*/
- trans = btrfs_start_transaction(root, 11);
+ trans_num_items = 11;
+ if (flags & RENAME_WHITEOUT)
+ trans_num_items += 5;
+ trans = btrfs_start_transaction(root, trans_num_items);
if (IS_ERR(trans)) {
ret = PTR_ERR(trans);
goto out_notrans;
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