From: Borislav Petkov <bp@amd64.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: "mingo@elte.hu" <mingo@elte.hu>,
"tglx@linutronix.de" <tglx@linutronix.de>,
Avi Kivity <avi@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
"x86@kernel.org" <x86@kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/2] x86, lib: Add a wbinvd helper for an arbitrary cpu set
Date: Wed, 24 Nov 2010 19:22:52 +0100 [thread overview]
Message-ID: <20101124182252.GI24892@aftab> (raw)
In-Reply-To: <4CED5012.6040808@zytor.com>
On Wed, Nov 24, 2010 at 12:49:06PM -0500, H. Peter Anvin wrote:
> On 11/24/2010 09:44 AM, Borislav Petkov wrote:
> > From: Borislav Petkov <borislav.petkov@amd.com>
> >
> > Add a wbinvd helper for an arbitrary set of CPUs.
> >
>
> Are there any expected users of this other than KVM?
Not that I know of. I had an earlier version for kvm which did
for_each_cpu(cpu, mask)
wbinvd_on_cpu(cpu)
but decided to add wbinvd_on_cpus() for completeness. Let me know what
your preference is.
Thanks.
--
Regards/Gruss,
Boris.
Advanced Micro Devices GmbH
Einsteinring 24, 85609 Dornach
General Managers: Alberto Bozzo, Andrew Bowd
Registration: Dornach, Gemeinde Aschheim, Landkreis Muenchen
Registergericht Muenchen, HRB Nr. 43632
prev parent reply other threads:[~2010-11-24 18:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-24 17:44 [PATCH 1/2] x86, lib: Add a wbinvd helper for an arbitrary cpu set Borislav Petkov
2010-11-24 17:44 ` [PATCH 2/2] kvm: Use wbinvd library functions Borislav Petkov
2010-11-24 17:49 ` [PATCH 1/2] x86, lib: Add a wbinvd helper for an arbitrary cpu set H. Peter Anvin
2010-11-24 18:22 ` Borislav Petkov [this message]
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