From: Avi Kivity <avi@redhat.com>
To: "Zhang, Yang" <yang.zhang@intel.com>
Cc: "kvm-ia64@vger.kernel.org" <kvm-ia64@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"Zhang, Xiantao" <xiantao.zhang@intel.com>
Subject: Re: [PATCH] KVM: IA64: fix fp fault/trap handler
Date: Thu, 15 Jan 2009 17:20:40 +0200 [thread overview]
Message-ID: <496F5448.5040309@redhat.com> (raw)
In-Reply-To: <10C63FAD690C13458F0B32BCED571F1403D7491A@pdsmsx502.ccr.corp.intel.com>
Zhang, Yang wrote:
> Hi
> Please help me to review it.
>
> Best Regards
> --yang
>
> From 9035b13377119cd7019f7e27624491dcb5e1c2d0 Mon Sep 17 00:00:00 2001
> From: Yang Zhang <yang.zhang@intel.com>
> Date: Thu, 8 Jan 2009 15:13:31 +0800
> Subject: [PATCH] KVM: IA64: fix fp fault/trap handler
>
> The floating-point registers f6-f11 is used by vmm and
> saved in kvm-pt-regs, so should set the correct bit mask
> and the pointer in fp_state, otherwise, fpswa may touch
> vmm's fp registers instead of guests'.
> In addition, for fp trap handling, since the instruction
> which leads to fp trap is completely executed, so can't
> use retry machanism to re-execute it, because it may
> pollute some registers.
>
>
Applied and queued, thanks.
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2009-01-15 15:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-14 9:08 [PATCH] KVM: IA64: fix fp fault/trap handler Zhang, Yang
2009-01-15 7:39 ` Zhang, Xiantao
2009-01-15 15:20 ` Avi Kivity [this message]
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