linux-kernel - Re: Dynamic nop selection breaks boot on Geode LX

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Message-ID: <4CAA55F9.90503@zytor.com>
Date:	Mon, 04 Oct 2010 15:32:25 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Nick Lowe <nick.lowe@...il.com>
CC:	Steven Rostedt <rostedt@...dmis.org>,
	Jason Baron <jbaron@...hat.com>, Daniel Drake <dsd@...top.org>,
	Andres Salomon <dilinger@...ued.net>,
	Chris Ball <cjb@...top.org>, linux-kernel@...r.kernel.org,
	mingo@...e.hu, Borislav Petkov <bp@...en8.de>
Subject: Re: Dynamic nop selection breaks boot on Geode LX

On 10/04/2010 03:25 PM, Nick Lowe wrote:
> > As far as I'm aware, the check is just broken in VMs that trace their
> > lineage to Connectix's VirtualPC that Microsoft acquired back in 2006.
> > Is this correct? On balance, is this really to be cared about?
If it was a huge win from using NOPL, then it would perhaps not be -- or
we'd go through more effort at detecting the broken cases.  However,
since it's not, it's easier to just avoid it.

	-hpa
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