Commit a065c0fa authored by Rasmus Villemoes's avatar Rasmus Villemoes Committed by Linus Torvalds
Browse files

kernel/async.c: remove async_unregister_domain() 

No callers in the tree.

Link: https://lkml.kernel.org/r/20210309151723.1907838-2-linux@rasmusvillemoes.dk


Signed-off-by: default avatarRasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 07416af1

include/linux/async.h

+0 −1
Original line number Diff line number Diff line
@@ -112,7 +112,6 @@ async_schedule_dev_domain(async_func_t func, struct device *dev, 
	return async_schedule_node_domain(func, dev, dev_to_node(dev), domain);

}



void async_unregister_domain(struct async_domain *domain);

extern void async_synchronize_full(void);

extern void async_synchronize_full_domain(struct async_domain *domain);

extern void async_synchronize_cookie(async_cookie_t cookie);

kernel/async.c

+0 −18
Original line number Diff line number Diff line
@@ -245,24 +245,6 @@ void async_synchronize_full(void) 
}

EXPORT_SYMBOL_GPL(async_synchronize_full);



/**

 * async_unregister_domain - ensure no more anonymous waiters on this domain

 * @domain: idle domain to flush out of any async_synchronize_full instances

 *

 * async_synchronize_{cookie|full}_domain() are not flushed since callers

 * of these routines should know the lifetime of @domain

 *

 * Prefer ASYNC_DOMAIN_EXCLUSIVE() declarations over flushing

 */

void async_unregister_domain(struct async_domain *domain)

{

	spin_lock_irq(&async_lock);

	WARN_ON(!domain->registered || !list_empty(&domain->pending));

	domain->registered = 0;

	spin_unlock_irq(&async_lock);

}

EXPORT_SYMBOL_GPL(async_unregister_domain);



/**

 * async_synchronize_full_domain - synchronize all asynchronous function within a certain domain

 * @domain: the domain to synchronize