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Commit 04dce7d9 authored by Benjamin Herrenschmidt's avatar Benjamin Herrenschmidt Committed by Ingo Molnar
Browse files

spinlock: Add missing __raw_spin_lock_flags() stub for UP 



This was only defined with CONFIG_DEBUG_SPINLOCK set, but some
obscure arch/powerpc code wants it always.

Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent a511e3f9

include/linux/spinlock_up.h

+1 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock) 
#define __raw_spin_is_locked(lock)	((void)(lock), 0)

/* for sched.c and kernel_lock.c: */

# define __raw_spin_lock(lock)		do { (void)(lock); } while (0)

# define __raw_spin_lock_flags(lock, flags)	do { (void)(lock); } while (0)

# define __raw_spin_unlock(lock)	do { (void)(lock); } while (0)

# define __raw_spin_trylock(lock)	({ (void)(lock); 1; })

#endif /* DEBUG_SPINLOCK */