commit 362f2b098b188ede9c4350cc20e58040dbfa515e
author Lai Jiangshan <laijs@cn.fujitsu.com> Tue Mar 12 13:59:14 2013 -0700
committer Tejun Heo <tj@kernel.org> Tue Mar 12 13:59:14 2013 -0700
tree 17ff75cb57d281e46facf7704ae49d76dc29a3b7
parent cc2a8b1a5595a435191fb197d92d1f3e193c9a6d

async: rename and redefine async_func_ptr

A function type is typically defined as
typedef ret_type (*func)(args..)

but async_func_ptr is not.  Redefine it.

Also rename async_func_ptr to async_func_t for _func_t suffix is more generic.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>

kernel/async.c

diff --git a/kernel/async.c b/kernel/async.c
index ab99c92..61f023c 100644
--- a/kernel/async.c
+++ b/kernel/async.c
@@ -73,7 +73,7 @@
 	struct list_head	global_list;
 	struct work_struct	work;
 	async_cookie_t		cookie;
-	async_func_ptr		*func;
+	async_func_t		func;
 	void			*data;
 	struct async_domain	*domain;
 };
@@ -145,7 +145,7 @@
 	wake_up(&async_done);
 }
 
-static async_cookie_t __async_schedule(async_func_ptr *ptr, void *data, struct async_domain *domain)
+static async_cookie_t __async_schedule(async_func_t func, void *data, struct async_domain *domain)
 {
 	struct async_entry *entry;
 	unsigned long flags;
@@ -165,13 +165,13 @@
 		spin_unlock_irqrestore(&async_lock, flags);
 
 		/* low on memory.. run synchronously */
-		ptr(data, newcookie);
+		func(data, newcookie);
 		return newcookie;
 	}
 	INIT_LIST_HEAD(&entry->domain_list);
 	INIT_LIST_HEAD(&entry->global_list);
 	INIT_WORK(&entry->work, async_run_entry_fn);
-	entry->func = ptr;
+	entry->func = func;
 	entry->data = data;
 	entry->domain = domain;
 
@@ -198,21 +198,21 @@
 
 /**
  * async_schedule - schedule a function for asynchronous execution
- * @ptr: function to execute asynchronously
+ * @func: function to execute asynchronously
  * @data: data pointer to pass to the function
  *
  * Returns an async_cookie_t that may be used for checkpointing later.
  * Note: This function may be called from atomic or non-atomic contexts.
  */
-async_cookie_t async_schedule(async_func_ptr *ptr, void *data)
+async_cookie_t async_schedule(async_func_t func, void *data)
 {
-	return __async_schedule(ptr, data, &async_dfl_domain);
+	return __async_schedule(func, data, &async_dfl_domain);
 }
 EXPORT_SYMBOL_GPL(async_schedule);
 
 /**
  * async_schedule_domain - schedule a function for asynchronous execution within a certain domain
- * @ptr: function to execute asynchronously
+ * @func: function to execute asynchronously
  * @data: data pointer to pass to the function
  * @domain: the domain
  *
@@ -222,10 +222,10 @@
  * synchronization domain is specified via @domain.  Note: This function
  * may be called from atomic or non-atomic contexts.
  */
-async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data,
+async_cookie_t async_schedule_domain(async_func_t func, void *data,
 				     struct async_domain *domain)
 {
-	return __async_schedule(ptr, data, domain);
+	return __async_schedule(func, data, domain);
 }
 EXPORT_SYMBOL_GPL(async_schedule_domain);