From 01768b42dc97a67b4fb33a2535c49fc1969880df Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Thu, 31 Oct 2013 18:11:53 +0100 Subject: locking: Move the mutex code to kernel/locking/ Suggested-by: Ingo Molnar Signed-off-by: Peter Zijlstra Link: http://lkml.kernel.org/n/tip-1ditvncg30dgbpvrz2bxfmke@git.kernel.org Signed-off-by: Ingo Molnar --- kernel/mutex.h | 48 ------------------------------------------------ 1 file changed, 48 deletions(-) delete mode 100644 kernel/mutex.h (limited to 'kernel/mutex.h') diff --git a/kernel/mutex.h b/kernel/mutex.h deleted file mode 100644 index 4115fbf83b12..000000000000 --- a/kernel/mutex.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Mutexes: blocking mutual exclusion locks - * - * started by Ingo Molnar: - * - * Copyright (C) 2004, 2005, 2006 Red Hat, Inc., Ingo Molnar - * - * This file contains mutex debugging related internal prototypes, for the - * !CONFIG_DEBUG_MUTEXES case. Most of them are NOPs: - */ - -#define spin_lock_mutex(lock, flags) \ - do { spin_lock(lock); (void)(flags); } while (0) -#define spin_unlock_mutex(lock, flags) \ - do { spin_unlock(lock); (void)(flags); } while (0) -#define mutex_remove_waiter(lock, waiter, ti) \ - __list_del((waiter)->list.prev, (waiter)->list.next) - -#ifdef CONFIG_SMP -static inline void mutex_set_owner(struct mutex *lock) -{ - lock->owner = current; -} - -static inline void mutex_clear_owner(struct mutex *lock) -{ - lock->owner = NULL; -} -#else -static inline void mutex_set_owner(struct mutex *lock) -{ -} - -static inline void mutex_clear_owner(struct mutex *lock) -{ -} -#endif - -#define debug_mutex_wake_waiter(lock, waiter) do { } while (0) -#define debug_mutex_free_waiter(waiter) do { } while (0) -#define debug_mutex_add_waiter(lock, waiter, ti) do { } while (0) -#define debug_mutex_unlock(lock) do { } while (0) -#define debug_mutex_init(lock, name, key) do { } while (0) - -static inline void -debug_mutex_lock_common(struct mutex *lock, struct mutex_waiter *waiter) -{ -} -- cgit v1.2.3