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Date: Mon, 13 Sep 2010 12:32:13 +0200
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Huang Ying <ying.huang@intel.com>
Cc: Ingo Molnar <mingo@elte.hu>, "H. Peter Anvin" <hpa@zytor.com>,
        Peter Zijlstra <peterz@infradead.org>, paulus <paulus@samba.org>,
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        davem <davem@davemloft.net>, Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: [PATCH -tip -v4] irq_work: generic hard-irq context callbacks
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On Mon, 13 Sep 2010 14:50:48 +0800
Huang Ying <ying.huang@intel.com> wrote:

> From:  Peter Zijlstra <a.p.zijlstra@chello.nl>
> 
> In order for other NMI context users that want to run things from
> hard-IRQ context, extract the perf_event callback mechanism.
> 
> Huang Ying: some fixes
> 
> This patch is only tested on x86 platform.
> 
> 
> v4:
> 
> -rebased on latest -tip tree
> 
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> Signed-off-by: Huang Ying <ying.huang@intel.com>

On s390 I get compile errors:

include/linux/perf_event.h:464:29: error: asm/perf_event.h: No such file or directory

Not a good idea to completely remove the perf_event.h from arch/s390/include/asm.
With an empty header file the kernel at least compiles.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.