linux-kernel - Re: Immediate values

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Message-ID: <20090924193422.GB2533@elte.hu>
Date:	Thu, 24 Sep 2009 21:34:22 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	Jason Baron <jbaron@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Steven Rostedt <rostedt@...dmis.org>, Andi Kleen <ak@...e.de>,
	linux-kernel@...r.kernel.org
Subject: Re: Immediate values


* H. Peter Anvin <hpa@...or.com> wrote:

> I would like to get an official ACK or NAK for this patching technique 
> from inside Intel, and preferrably from AMD as well.  If it does work 
> as described it would provide a very clean way to do one-shot 
> alternative functions, which probably would be higher value than 
> immediate data values.

Sounds tempting. Things like the CONFIG_SECURITY hookery could use it?

But ... since it's patched under stopmachine, is there any reason why 
this wouldnt work?

	Ingo
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