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Commit 766ccb9e authored by Cornelia Huck's avatar Cornelia Huck Committed by Arjan van de Ven
Browse files

async: Rename _special -> _domain for clarity. 



Rename the async_*_special() functions to async_*_domain(), which
describes the purpose of these functions much better.
[Broke up long lines to silence checkpatch]

Signed-off-by: default avatarCornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: default avatarArjan van de Ven <arjan@linux.intel.com>
parent f30d5b30

fs/super.c

+2 −2
Original line number Diff line number Diff line
@@ -301,7 +301,7 @@ void generic_shutdown_super(struct super_block *sb) 
		/*

		 * wait for asynchronous fs operations to finish before going further

		 */

		async_synchronize_full_special(&sb->s_async_list);

		async_synchronize_full_domain(&sb->s_async_list);



		/* bad name - it should be evict_inodes() */

		invalidate_inodes(sb);
@@ -470,7 +470,7 @@ void sync_filesystems(int wait) 
		sb->s_count++;

		spin_unlock(&sb_lock);

		down_read(&sb->s_umount);

		async_synchronize_full_special(&sb->s_async_list);

		async_synchronize_full_domain(&sb->s_async_list);

		if (sb->s_root && (wait || sb->s_dirt))

			sb->s_op->sync_fs(sb, wait);

		up_read(&sb->s_umount);

include/linux/async.h

+5 −3
Original line number Diff line number Diff line
@@ -17,9 +17,11 @@ typedef u64 async_cookie_t; 
typedef void (async_func_ptr) (void *data, async_cookie_t cookie);



extern async_cookie_t async_schedule(async_func_ptr *ptr, void *data);

extern async_cookie_t async_schedule_special(async_func_ptr *ptr, void *data, struct list_head *list);

extern async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data,

					    struct list_head *list);

extern void async_synchronize_full(void);

extern void async_synchronize_full_special(struct list_head *list);

extern void async_synchronize_full_domain(struct list_head *list);

extern void async_synchronize_cookie(async_cookie_t cookie);

extern void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *list);

extern void async_synchronize_cookie_domain(async_cookie_t cookie,

					    struct list_head *list);

kernel/async.c

+22 −19
Original line number Diff line number Diff line
@@ -224,22 +224,23 @@ async_cookie_t async_schedule(async_func_ptr *ptr, void *data) 
EXPORT_SYMBOL_GPL(async_schedule);



/**

 * async_schedule_special - schedule a function for asynchronous execution with a special running queue

 * async_schedule_domain - schedule a function for asynchronous execution within a certain domain

 * @ptr: function to execute asynchronously

 * @data: data pointer to pass to the function

 * @running: list head to add to while running

 * @running: running list for the domain

 *

 * Returns an async_cookie_t that may be used for checkpointing later.

 * @running may be used in the async_synchronize_*_special() functions

 * to wait on a special running queue rather than on the global running

 * queue.

 * @running may be used in the async_synchronize_*_domain() functions

 * to wait within a certain synchronization domain rather than globally.

 * A synchronization domain is specified via the running queue @running to use.

 * Note: This function may be called from atomic or non-atomic contexts.

 */

async_cookie_t async_schedule_special(async_func_ptr *ptr, void *data, struct list_head *running)

async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data,

				     struct list_head *running)

{

	return __async_schedule(ptr, data, running);

}

EXPORT_SYMBOL_GPL(async_schedule_special);

EXPORT_SYMBOL_GPL(async_schedule_domain);



/**

 * async_synchronize_full - synchronize all asynchronous function calls
@@ -255,27 +256,29 @@ void async_synchronize_full(void) 
EXPORT_SYMBOL_GPL(async_synchronize_full);



/**

 * async_synchronize_full_special - synchronize all asynchronous function calls for a running list

 * async_synchronize_full_domain - synchronize all asynchronous function within a certain domain

 * @list: running list to synchronize on

 *

 * This function waits until all asynchronous function calls for the running

 * list @list have been done.

 * This function waits until all asynchronous function calls for the

 * synchronization domain specified by the running list @list have been done.

 */

void async_synchronize_full_special(struct list_head *list)

void async_synchronize_full_domain(struct list_head *list)

{

	async_synchronize_cookie_special(next_cookie, list);

	async_synchronize_cookie_domain(next_cookie, list);

}

EXPORT_SYMBOL_GPL(async_synchronize_full_special);

EXPORT_SYMBOL_GPL(async_synchronize_full_domain);



/**

 * async_synchronize_cookie_special - synchronize asynchronous function calls on a running list with cookie checkpointing

 * async_synchronize_cookie_domain - synchronize asynchronous function calls within a certain domain with cookie checkpointing

 * @cookie: async_cookie_t to use as checkpoint

 * @running: running list to synchronize on

 *

 * This function waits until all asynchronous function calls for the running

 * list @list submitted prior to @cookie have been done.

 * This function waits until all asynchronous function calls for the

 * synchronization domain specified by the running list @list submitted

 * prior to @cookie have been done.

 */

void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *running)

void async_synchronize_cookie_domain(async_cookie_t cookie,

				     struct list_head *running)

{

	ktime_t starttime, delta, endtime;
@@ -295,7 +298,7 @@ void async_synchronize_cookie_special(async_cookie_t cookie, struct list_head *r 
			(long long)ktime_to_ns(delta) >> 10);

	}

}

EXPORT_SYMBOL_GPL(async_synchronize_cookie_special);

EXPORT_SYMBOL_GPL(async_synchronize_cookie_domain);



/**

 * async_synchronize_cookie - synchronize asynchronous function calls with cookie checkpointing
@@ -306,7 +309,7 @@ EXPORT_SYMBOL_GPL(async_synchronize_cookie_special); 
 */

void async_synchronize_cookie(async_cookie_t cookie)

{

	async_synchronize_cookie_special(cookie, &async_running);

	async_synchronize_cookie_domain(cookie, &async_running);

}

EXPORT_SYMBOL_GPL(async_synchronize_cookie);