isofs: switch to ->free_inode()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/isofs/inode.c

@@ -72,17 +72,11 @@ static struct inode *isofs_alloc_inode(struct super_block *sb)
 	return &ei->vfs_inode;
 }
 
-static void isofs_i_callback(struct rcu_head *head)
+static void isofs_free_inode(struct inode *inode)
 {
-	struct inode *inode = container_of(head, struct inode, i_rcu);
 	kmem_cache_free(isofs_inode_cachep, ISOFS_I(inode));
 }
 
-static void isofs_destroy_inode(struct inode *inode)
-{
-	call_rcu(&inode->i_rcu, isofs_i_callback);
-}
-
 static void init_once(void *foo)
 {
 	struct iso_inode_info *ei = foo;
@@ -122,7 +116,7 @@ static int isofs_remount(struct super_block *sb, int *flags, char *data)
 
 static const struct super_operations isofs_sops = {
 	.alloc_inode	= isofs_alloc_inode,
-	.destroy_inode	= isofs_destroy_inode,
+	.free_inode	= isofs_free_inode,
 	.put_super	= isofs_put_super,
 	.statfs		= isofs_statfs,
 	.remount_fs	= isofs_remount,