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From: "Roedel, Joerg" <joerg.roedel@amd.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Alexander Graf <agraf@suse.de>, Avi Kivity <avi@redhat.com>,
	<kvm@vger.kernel.org>, <mtosatti@redhat.com>
Subject: Re: [PATCH 2/2] Provide fast path for "rep ins" emulation if possible.
Date: Wed, 6 Jun 2012 11:28:18 +0200	[thread overview]
Message-ID: <20120606092818.GC757@amd.com> (raw)
In-Reply-To: <20120605175717.GK20236@redhat.com>

On Tue, Jun 05, 2012 at 08:57:17PM +0300, Gleb Natapov wrote:
> On Tue, Jun 05, 2012 at 07:41:17PM +0200, Alexander Graf wrote:
> > IIRC it was the size field, but I could be wrong. Please take an old (phenom / barcelona is old enough) machine and create some traces to make 100% sure that all fields you're trying to read out are actually provided.
> > 
> Joerg do you know about an errata of such kind?

No, I am not aware of anything like that. The only thing that come to
mind is the missing effective segment information without decode
assists.


	Joerg

-- 
AMD Operating System Research Center

Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach
General Managers: Alberto Bozzo
Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632


  reply	other threads:[~2012-06-06  9:28 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-23 14:08 [PATCH 0/2] improve speed of "rep ins" emulation Gleb Natapov
2012-05-23 14:08 ` [PATCH 1/2] Provide userspace IO exit completion callback Gleb Natapov
2012-05-23 14:08 ` [PATCH 2/2] Provide fast path for "rep ins" emulation if possible Gleb Natapov
2012-05-23 14:40   ` Avi Kivity
2012-05-23 14:49     ` Avi Kivity
2012-05-24 10:34       ` Roedel, Joerg
2012-05-24 10:36         ` Avi Kivity
2012-05-24 10:54           ` Roedel, Joerg
2012-06-05 17:27             ` Alexander Graf
2012-06-05 17:36               ` Gleb Natapov
2012-06-05 17:41                 ` Alexander Graf
2012-06-05 17:50                   ` Gleb Natapov
2012-06-05 18:17                     ` Gleb Natapov
2012-06-05 17:57                   ` Gleb Natapov
2012-06-06  9:28                     ` Roedel, Joerg [this message]
2012-06-05 16:07   ` Avi Kivity
2012-06-05 17:19     ` Gleb Natapov
2012-06-06  8:04       ` Avi Kivity

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