[tip:core/locking] spinlock: Add missing __raw_spin_lock_flags() stub for UP

tip-bot for Benjamin Herrenschmidt
2009-06-10T09:52:20Z

Commit-ID: 04dce7d9d429ea5ea04e9432d1726c930f4d67da
Gitweb: http://git.kernel.org/tip/04dce7d9d429ea5ea04e9432d1726c930f4d67da
Author: Benjamin Herrenschmidt <benh@kernel.crashing.org>
AuthorDate: Wed, 10 Jun 2009 16:59:46 +1000
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 10 Jun 2009 11:48:14 +0200

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: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

---
include/linux/spinlock_up.h | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/linux/spinlock_up.h b/include/linux/spinlock_up.h
index 938234c..d4841ed 100644
--- a/include/linux/spinlock_up.h
+++ b/include/linux/spinlock_up.h
@@ -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 */