Commit f325f164 authored by Davidlohr Bueso's avatar Davidlohr Bueso Committed by Linus Torvalds

frv: Define cpu_relax_lowlatency()

3a6bfbc9 "(arch,locking: Ciao arch_mutex_cpu_relax()") broke
building the frv arch.  Fixes errors such as:

  kernel/locking/mcs_spinlock.h:87:2: error: implicit declaration of function 'cpu_relax_lowlatency'
Signed-off-by: default avatarDavidlohr Bueso <davidlohr@hp.com>
Compile-tested-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7d1311b9
...@@ -129,7 +129,8 @@ unsigned long get_wchan(struct task_struct *p); ...@@ -129,7 +129,8 @@ unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.frame0->pc) #define KSTK_EIP(tsk) ((tsk)->thread.frame0->pc)
#define KSTK_ESP(tsk) ((tsk)->thread.frame0->sp) #define KSTK_ESP(tsk) ((tsk)->thread.frame0->sp)
#define cpu_relax() barrier() #define cpu_relax() barrier()
#define cpu_relax_lowlatency() cpu_relax()
/* data cache prefetch */ /* data cache prefetch */
#define ARCH_HAS_PREFETCH #define ARCH_HAS_PREFETCH
......
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