linux-kernel - Re: [PATCH] x86, amd: rename vmmu support capability

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Date:	Sat, 14 Jul 2012 15:33:52 +0200
From:	Davidlohr Bueso <dave@....org>
To:	Borislav Petkov <bp@...en8.de>
Cc:	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...hat.com>,
	lkml <linux-kernel@...r.kernel.org>,
	kvm list <kvm@...r.kernel.org>, x86@...nel.org
Subject: Re: [PATCH] x86, amd: rename vmmu support capability

On Sat, 2012-07-14 at 12:19 +0200, Borislav Petkov wrote:
> On Fri, Jul 13, 2012 at 08:02:55PM +0200, Davidlohr Bueso wrote:
> > From: Davidlohr Bueso <dave@....org>
> > 
> > AMD has renamed nested page table technology to rapid virtualization indexing,
> > reflect this change in the kernel.
> > 
> > Signed-off-by: Davidlohr Bueso <dave@....org>
> 
> You know that /proc/cpuinfo is a userspace ABI, right?

Yes.

> 
> And are you sure nothing is using that string -
> "npt" - since it got added almost three years ago by
> 414bb144efa2d2fe16d104d836d0d6b6e9265788?

AFAIK no, it's not being used - that doesn't mean, of course, that there
are no users.

Thanks,
Davidlohr

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