3 files changed, 41 insertions, 18 deletions

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 12062678940..9892268e300 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -1462,4 +1462,5 @@ struct address_space_operations linvfs_aops = {
 	.commit_write		= generic_commit_write,
 	.bmap			= linvfs_bmap,
 	.direct_IO		= linvfs_direct_IO,
+	.migratepage		= buffer_migrate_page,
 };
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index e44b7c1a3a3..bfb4f2917bb 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -822,6 +822,13 @@ xfs_buf_rele(
 
 	XB_TRACE(bp, "rele", bp->b_relse);
 
+	if (unlikely(!hash)) {
+		ASSERT(!bp->b_relse);
+		if (atomic_dec_and_test(&bp->b_hold))
+			xfs_buf_free(bp);
+		return;
+	}
+
 	if (atomic_dec_and_lock(&bp->b_hold, &hash->bh_lock)) {
 		if (bp->b_relse) {
 			atomic_inc(&bp->b_hold);
@@ -1514,6 +1521,7 @@ xfs_mapping_buftarg(
 	struct address_space	*mapping;
 	static struct address_space_operations mapping_aops = {
 		.sync_page = block_sync_page,
+		.migratepage = fail_migrate_page,
 	};
 
 	inode = new_inode(bdev->bd_inode->i_sb);
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 76c6df34d0d..eda7919b70a 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -262,6 +262,31 @@ has_fs_struct(struct task_struct *task)
 	return (task->fs != init_task.fs);
 }
 
+STATIC inline void
+cleanup_inode(
+	vnode_t		*dvp,
+	vnode_t		*vp,
+	struct dentry	*dentry,	
+	int		mode)
+{
+	struct dentry   teardown = {};
+	int             err2;
+
+	/* Oh, the horror.
+	 * If we can't add the ACL or we fail in 
+	 * linvfs_init_security we must back out.
+	 * ENOSPC can hit here, among other things.
+	 */
+	teardown.d_inode = LINVFS_GET_IP(vp);
+	teardown.d_name = dentry->d_name;
+
+	if (S_ISDIR(mode))
+	  	VOP_RMDIR(dvp, &teardown, NULL, err2);
+	else
+		VOP_REMOVE(dvp, &teardown, NULL, err2);
+	VN_RELE(vp);
+}
+
 STATIC int
 linvfs_mknod(
 	struct inode	*dir,
@@ -316,30 +341,19 @@ linvfs_mknod(
 	}
 
 	if (!error)
+	{
 		error = linvfs_init_security(vp, dir);
+		if (error)
+			cleanup_inode(dvp, vp, dentry, mode);
+	}
 
 	if (default_acl) {
 		if (!error) {
 			error = _ACL_INHERIT(vp, &va, default_acl);
-			if (!error) {
+			if (!error) 
 				VMODIFY(vp);
-			} else {
-				struct dentry	teardown = {};
-				int		err2;
-
-				/* Oh, the horror.
-				 * If we can't add the ACL we must back out.
-				 * ENOSPC can hit here, among other things.
-				 */
-				teardown.d_inode = ip = LINVFS_GET_IP(vp);
-				teardown.d_name = dentry->d_name;
-
-				if (S_ISDIR(mode))
-					VOP_RMDIR(dvp, &teardown, NULL, err2);
-				else
-					VOP_REMOVE(dvp, &teardown, NULL, err2);
-				VN_RELE(vp);
-			}
+			else
+				cleanup_inode(dvp, vp, dentry, mode);
 		}
 		_ACL_FREE(default_acl);
 	}