From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: KVM: promote vfp_host pointer to generic host cpu context
Date: Wed, 27 Mar 2013 20:25:10 +0100 [thread overview]
Message-ID: <0c80d1e5b0850e2d49a657e07c04037d@localhost> (raw)
In-Reply-To: <1364315842-20317-1-git-send-email-marc.zyngier@arm.com>
On Tue, 26 Mar 2013 16:37:22 +0000, Marc Zyngier <marc.zyngier@arm.com>
wrote:
> We use the vfp_host pointer to store the host VFP context, should
> the guest start using VFP itself.
>
> Actually, we can use this pointer in a more generic way to store
> CPU speficic data, and arm64 is using it to dump the whole host
> state before switching to the guest.
>
> Simply rename the vfp_host field to host_cpu_context, and the
> corresponding type to kvm_cpu_context_t. No change in functionnality.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
[snip]
This patch is broken, as it misses one critical hunk in asm-offset.c.
I'll repost an updated version tomorrow.
M.
--
Fast, cheap, reliable. Pick two.
WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <marc.zyngier@arm.com>
To: <linux-arm-kernel@lists.infradead.org>, <kvm@vger.kernel.org>,
<kvmarm@lists.cs.columbia.edu>
Subject: Re: [PATCH] ARM: KVM: promote vfp_host pointer to generic host cpu context
Date: Wed, 27 Mar 2013 20:25:10 +0100 [thread overview]
Message-ID: <0c80d1e5b0850e2d49a657e07c04037d@localhost> (raw)
In-Reply-To: <1364315842-20317-1-git-send-email-marc.zyngier@arm.com>
On Tue, 26 Mar 2013 16:37:22 +0000, Marc Zyngier <marc.zyngier@arm.com>
wrote:
> We use the vfp_host pointer to store the host VFP context, should
> the guest start using VFP itself.
>
> Actually, we can use this pointer in a more generic way to store
> CPU speficic data, and arm64 is using it to dump the whole host
> state before switching to the guest.
>
> Simply rename the vfp_host field to host_cpu_context, and the
> corresponding type to kvm_cpu_context_t. No change in functionnality.
>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
[snip]
This patch is broken, as it misses one critical hunk in asm-offset.c.
I'll repost an updated version tomorrow.
M.
--
Fast, cheap, reliable. Pick two.
next prev parent reply other threads:[~2013-03-27 19:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-26 16:37 [PATCH] ARM: KVM: promote vfp_host pointer to generic host cpu context Marc Zyngier
2013-03-26 16:37 ` Marc Zyngier
2013-03-27 19:25 ` Marc Zyngier [this message]
2013-03-27 19:25 ` Marc Zyngier
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