linux-kernel - Re: [PATCH 0/8] git pull request for tip/tracing/core

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Date:	Wed, 11 Feb 2009 10:46:12 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Ingo Molnar <mingo@...e.hu>
cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH 0/8] git pull request for tip/tracing/core


On Wed, 11 Feb 2009, Ingo Molnar wrote:

> 
> > > Steven Rostedt (7):
> > >       ring-buffer: add NMI protection for spinlocks
> > >       nmi: add generic nmi tracking state
> 
> hm, this commit breaks a number of non-x86 architectures the following way:
> 
> In file included from /home/mingo/tip/include/linux/interrupt.h:12,
>                  from /home/mingo/tip/arch/ia64/include/asm/mca.h:16,
>                  from /home/mingo/tip/arch/ia64/kernel/asm-offsets.c:17:
> /home/mingo/tip/include/linux/hardirq.h:67:2: #error PREEMPT_ACTIVE too high!
> make[2]: *** [arch/ia64/kernel/asm-offsets.s] Error 1
> 
> Alpha and ARM are broken too. (and possibly others)

I'm glad we had that check.

OK, revert it and I'll take a look to see what other options we have.

Thanks,

-- Steve

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