linux-kernel - Re: [PATCH percpu/for-3.18-consistent-ops] Revert "powerpc: Replace __get_cpu

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Message-ID: <alpine.DEB.2.11.1408271653510.20761@gentwo.org>
Date:	Wed, 27 Aug 2014 16:54:55 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Tejun Heo <tj@...nel.org>
cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Ingo Molnar <mingo@...e.hu>, linux-next@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH percpu/for-3.18-consistent-ops] Revert "powerpc: Replace
 __get_cpu_var uses"

On Wed, 27 Aug 2014, Tejun Heo wrote:

> Weird, the build-bot reported success on all powerpc configs on the
> percpu branches w/o the revert.  I wonder what's going on.

I think this will fix it but I have no way of verifying it.


Subject: Define __ARCH_SET_SOFTIRQ_PENDING to avoid duplicate defs

Signed-off-by: Christoph Lameter <cl@...ux.com>

Index: linux/arch/powerpc/include/asm/hardirq.h
===================================================================
--- linux.orig/arch/powerpc/include/asm/hardirq.h
+++ linux/arch/powerpc/include/asm/hardirq.h
@@ -20,6 +20,7 @@ typedef struct {
 DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);

 #define __ARCH_IRQ_STAT
+#define __ARCH_SET_SOFTIRQ_PENDING

 #define local_softirq_pending()	__this_cpu_read(irq_stat.__softirq_pending)
 #define set_softirq_pending(x) __this_cpu_write(irq_stat._softirq_pending, (x))
--
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