DEFINE_SHOW_ATTRIBUTE(vmballoon_debug);
-static int __init vmballoon_debugfs_init(struct vmballoon *b)
+static void __init vmballoon_debugfs_init(struct vmballoon *b)
{
- int error;
-
b->dbg_entry = debugfs_create_file("vmmemctl", S_IRUGO, NULL, b,
&vmballoon_debug_fops);
- if (IS_ERR(b->dbg_entry)) {
- error = PTR_ERR(b->dbg_entry);
- pr_err("failed to create debugfs entry, error: %d\n", error);
- return error;
- }
-
- return 0;
}
static void __exit vmballoon_debugfs_exit(struct vmballoon *b)
#else
-static inline int vmballoon_debugfs_init(struct vmballoon *b)
+static inline void vmballoon_debugfs_init(struct vmballoon *b)
{
- return 0;
}
static inline void vmballoon_debugfs_exit(struct vmballoon *b)
if (error)
goto fail;
- error = vmballoon_debugfs_init(&balloon);
- if (error)
- goto fail;
-
/*
* Initialization of compaction must be done after the call to
* balloon_devinfo_init() .
queue_delayed_work(system_freezable_wq, &balloon.dwork, 0);
+ vmballoon_debugfs_init(&balloon);
+
return 0;
fail:
vmballoon_unregister_shrinker(&balloon);