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Date: Mon, 30 Sep 2013 09:30:40 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Andi Kleen <andi@firstfloor.org>
Cc: fweisbec@gmail.com, linux-kernel@vger.kernel.org, x86@kernel.org,
        Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: x86 force enabling perf events
Message-ID: <20130930073040.GB13967@gmail.com>
References: <20130929053852.GS18242@two.firstfloor.org>
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* Andi Kleen <andi@firstfloor.org> wrote:

> 
> Frederic,
> 
> I noticed that an allnoconfig x86 build builds perf events.

The most straightforward way to support stripped-down kernels disabling 
perf events would be to allow hardware breakpoint support to be 
disable-able, under CONFIG_EXPERT=y or so.

Thanks,

	Ingo