9p: switch to ->free_inode()

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

fs/9p/v9fs_vfs.h

@@ -58,7 +58,7 @@ extern const struct file_operations v9fs_mmap_file_operations_dotl;
 extern struct kmem_cache *v9fs_inode_cache;
 
 struct inode *v9fs_alloc_inode(struct super_block *sb);
-void v9fs_destroy_inode(struct inode *inode);
+void v9fs_free_inode(struct inode *inode);
 struct inode *v9fs_get_inode(struct super_block *sb, umode_t mode, dev_t);
 int v9fs_init_inode(struct v9fs_session_info *v9ses,
 		    struct inode *inode, umode_t mode, dev_t);

fs/9p/vfs_inode.c

@@ -253,21 +253,15 @@ struct inode *v9fs_alloc_inode(struct super_block *sb)
 }
 
 /**
- * v9fs_destroy_inode - destroy an inode
+ * v9fs_free_inode - destroy an inode
  *
  */
 
-static void v9fs_i_callback(struct rcu_head *head)
+void v9fs_free_inode(struct inode *inode)
 {
-	struct inode *inode = container_of(head, struct inode, i_rcu);
 	kmem_cache_free(v9fs_inode_cache, V9FS_I(inode));
 }
 
-void v9fs_destroy_inode(struct inode *inode)
-{
-	call_rcu(&inode->i_rcu, v9fs_i_callback);
-}
-
 int v9fs_init_inode(struct v9fs_session_info *v9ses,
 		    struct inode *inode, umode_t mode, dev_t rdev)
 {

fs/9p/vfs_super.c

@@ -344,7 +344,7 @@ static int v9fs_write_inode_dotl(struct inode *inode,
 
 static const struct super_operations v9fs_super_ops = {
 	.alloc_inode = v9fs_alloc_inode,
-	.destroy_inode = v9fs_destroy_inode,
+	.free_inode = v9fs_free_inode,
 	.statfs = simple_statfs,
 	.evict_inode = v9fs_evict_inode,
 	.show_options = v9fs_show_options,
@@ -354,7 +354,7 @@ static const struct super_operations v9fs_super_ops = {
 
 static const struct super_operations v9fs_super_ops_dotl = {
 	.alloc_inode = v9fs_alloc_inode,
-	.destroy_inode = v9fs_destroy_inode,
+	.free_inode = v9fs_free_inode,
 	.statfs = v9fs_statfs,
 	.drop_inode = v9fs_drop_inode,
 	.evict_inode = v9fs_evict_inode,