[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <20070220201042.GD5440@amd.com>
Date: Tue, 20 Feb 2007 21:10:42 +0100
From: "Joerg Roedel" <joerg.roedel@....com>
To: "Andi Kleen" <ak@...e.de>
cc: discuss@...-64.org, linux-kernel@...r.kernel.org
Subject: Re: [discuss] [PATCH 1/3] x86_64: additions to the i386
alternative extensions to support x86_64 architecture
On Mon, Feb 19, 2007 at 10:29:22PM +0100, Andi Kleen wrote:
> On Monday 19 February 2007 20:07, Joerg Roedel wrote:
> > From: Joerg Roedel <joerg.roedel@....com>
> >
> > This patch adds the necessary changes to extend the i386 alternative
> > instruction framework extension on the x86_64 architecture.
>
> Looks complicated and somewhat fragile.
The tests on i386 and x86_64 just work fine :-)
> I think I would prefer it if you changed the pad field to a "bit not set"
> cpuid field. Then at least 2 alternatives + a nothing alternative could
> be described too.
I'm not sure I fully understand what you mean. Do you mean to add a
further alternative instruction to the struct for supporting 2 alternative
instructions?
Joerg
--
Joerg Roedel
Operating System Research Center
AMD Saxony LLC & Co. KG
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists