overlayfs: make use of ->free_inode()
synchronous parts are left in ->destroy_inode()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 0116735..5ec4fc2 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -190,11 +190,13 @@
return &oi->vfs_inode;
}
-static void ovl_i_callback(struct rcu_head *head)
+static void ovl_free_inode(struct inode *inode)
{
- struct inode *inode = container_of(head, struct inode, i_rcu);
+ struct ovl_inode *oi = OVL_I(inode);
- kmem_cache_free(ovl_inode_cachep, OVL_I(inode));
+ kfree(oi->redirect);
+ mutex_destroy(&oi->lock);
+ kmem_cache_free(ovl_inode_cachep, oi);
}
static void ovl_destroy_inode(struct inode *inode)
@@ -207,10 +209,6 @@
ovl_dir_cache_free(inode);
else
iput(oi->lowerdata);
- kfree(oi->redirect);
- mutex_destroy(&oi->lock);
-
- call_rcu(&inode->i_rcu, ovl_i_callback);
}
static void ovl_free_fs(struct ovl_fs *ofs)
@@ -377,6 +375,7 @@
static const struct super_operations ovl_super_operations = {
.alloc_inode = ovl_alloc_inode,
+ .free_inode = ovl_free_inode,
.destroy_inode = ovl_destroy_inode,
.drop_inode = generic_delete_inode,
.put_super = ovl_put_super,