Commit 79282605 authored by Heiko Carstens's avatar Heiko Carstens
Browse files

processor: remove spin_cpu_yield 



spin_cpu_yield is unused, therefore remove it.

Acked-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
parent b4e3133b

arch/powerpc/include/asm/processor.h

+0 −2
Original line number Diff line number Diff line
@@ -346,8 +346,6 @@ static inline unsigned long __pack_fe01(unsigned int fpmode) 


#define spin_cpu_relax()	barrier()



#define spin_cpu_yield()	spin_cpu_relax()



#define spin_end()	HMT_medium()



#define spin_until_cond(cond)					\

include/linux/processor.h

+0 −9
Original line number Diff line number Diff line
@@ -32,15 +32,6 @@ 
#define spin_cpu_relax() cpu_relax()

#endif



/*

 * spin_cpu_yield may be called to yield (undirected) to the hypervisor if

 * necessary. This should be used if the wait is expected to take longer

 * than context switch overhead, but we can't sleep or do a directed yield.

 */

#ifndef spin_cpu_yield

#define spin_cpu_yield() cpu_relax_yield()

#endif



#ifndef spin_end

#define spin_end()

#endif

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