fs/ntfs3: Change destroy_inode to free_inode

Many filesystems already use free_inode callback,
so we will use it too from now on.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>

diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c
index 5346280203d9507397dec0d70198ab1dc6dd340d..87d9eabf9847691689252d0a4b92a4358a1178b0 100644 (file)
--- a/fs/ntfs3/super.c
+++ b/fs/ntfs3/super.c
@@ -435,27 +435,18 @@ static struct inode *ntfs_alloc_inode(struct super_block *sb)
                return NULL;
 
        memset(ni, 0, offsetof(struct ntfs_inode, vfs_inode));
-
        mutex_init(&ni->ni_lock);
-
        return &ni->vfs_inode;
 }
 
-static void ntfs_i_callback(struct rcu_head *head)
+static void ntfs_free_inode(struct inode *inode)
 {
-       struct inode *inode = container_of(head, struct inode, i_rcu);
        struct ntfs_inode *ni = ntfs_i(inode);
 
        mutex_destroy(&ni->ni_lock);
-
        kmem_cache_free(ntfs_inode_cachep, ni);
 }
 
-static void ntfs_destroy_inode(struct inode *inode)
-{
-       call_rcu(&inode->i_rcu, ntfs_i_callback);
-}
-
 static void init_once(void *foo)
 {
        struct ntfs_inode *ni = foo;
@@ -621,7 +612,7 @@ static int ntfs_sync_fs(struct super_block *sb, int wait)
 
 static const struct super_operations ntfs_sops = {
        .alloc_inode = ntfs_alloc_inode,
-       .destroy_inode = ntfs_destroy_inode,
+       .free_inode = ntfs_free_inode,
        .evict_inode = ntfs_evict_inode,
        .put_super = ntfs_put_super,
        .statfs = ntfs_statfs,
@@ -1517,11 +1508,8 @@ out1:
 
 static void __exit exit_ntfs_fs(void)
 {
-       if (ntfs_inode_cachep) {
-               rcu_barrier();
-               kmem_cache_destroy(ntfs_inode_cachep);
-       }
-
+       rcu_barrier();
+       kmem_cache_destroy(ntfs_inode_cachep);
        unregister_filesystem(&ntfs_fs_type);
        ntfs3_exit_bitmap();
 }