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Subject: Re: [PATCH -tip -v4] irq_work: generic hard-irq context callbacks
From: Peter Zijlstra <peterz@infradead.org>
To: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Huang Ying <ying.huang@intel.com>, Ingo Molnar <mingo@elte.hu>,
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Date: Mon, 13 Sep 2010 13:36:30 +0200
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On Mon, 2010-09-13 at 12:32 +0200, Martin Schwidefsky wrote:
> 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.

Urgh, Huang, could you at least compile test the other arches?