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locking/core, arch: Remove cpu_relax_lowlatency()

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As there are no users left, we can remove cpu_relax_lowlatency()
implementations from every architecture.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Noam Camus <noamc@ezchip.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linuxppc-dev@lists.ozlabs.org
Cc: virtualization@lists.linux-foundation.org
Cc: xen-devel@lists.xenproject.org
Cc: <linux-arch@vger.kernel.org>
Link: http://lkml.kernel.org/r/1477386195-32736-6-git-send-email-borntraeger@de.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Christian Borntraeger
2016-10-25 11:03:15 +02:00
committed by Ingo Molnar
parent f2f09a4cee
commit 5bd0b85ba8
32 changed files with 0 additions and 33 deletions
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2
arch/arc/include/asm/processor.h
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@@ -61,7 +61,6 @@ struct task_struct;
#define cpu_relax() barrier()
#define cpu_relax_yield() cpu_relax()
#define cpu_relax_lowlatency() cpu_relax()
#else
@@ -69,7 +68,6 @@ struct task_struct;
__asm__ __volatile__ (".word %0" : : "i"(CTOP_INST_SCHD_RW) : "memory")
#define cpu_relax_yield() cpu_relax()
#define cpu_relax_lowlatency() barrier()
#endif