fs: icache RCU free inodes

[deliverable/linux.git] / fs / hfsplus / super.c

diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index 9a88d7536103e2c1c70f3824b42d367d3eac848f..182e83a9079ef8f7f6ed0141a94d2f805afd124c 100644 (file)
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -488,25 +488,31 @@ static struct inode *hfsplus_alloc_inode(struct super_block *sb)
        return i ? &i->vfs_inode : NULL;
 }
 
-static void hfsplus_destroy_inode(struct inode *inode)
+static void hfsplus_i_callback(struct rcu_head *head)
 {
+       struct inode *inode = container_of(head, struct inode, i_rcu);
+
+       INIT_LIST_HEAD(&inode->i_dentry);
        kmem_cache_free(hfsplus_inode_cachep, HFSPLUS_I(inode));
 }
 
+static void hfsplus_destroy_inode(struct inode *inode)
+{
+       call_rcu(&inode->i_rcu, hfsplus_i_callback);
+}
+
 #define HFSPLUS_INODE_SIZE     sizeof(struct hfsplus_inode_info)
 
-static int hfsplus_get_sb(struct file_system_type *fs_type,
-                         int flags, const char *dev_name, void *data,
-                         struct vfsmount *mnt)
+static struct dentry *hfsplus_mount(struct file_system_type *fs_type,
+                         int flags, const char *dev_name, void *data)
 {
-       return get_sb_bdev(fs_type, flags, dev_name, data, hfsplus_fill_super,
-                          mnt);
+       return mount_bdev(fs_type, flags, dev_name, data, hfsplus_fill_super);
 }
 
 static struct file_system_type hfsplus_fs_type = {
        .owner          = THIS_MODULE,
        .name           = "hfsplus",
-       .get_sb         = hfsplus_get_sb,
+       .mount          = hfsplus_mount,
        .kill_sb        = kill_block_super,
        .fs_flags       = FS_REQUIRES_DEV,
 };