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From: Marc Zyngier <maz@kernel.org>
To: Will Deacon <will@kernel.org>
Cc: kvmarm@lists.cs.columbia.edu,
	linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org,
	dave.martin@arm.com, daniel.kiss@arm.com,
	Catalin Marinas <catalin.marinas@arm.com>,
	James Morse <james.morse@arm.com>,
	Julien Thierry <julien.thierry.kdev@gmail.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	broonie@kernel.org, kernel-team@android.com
Subject: Re: [PATCH 10/10] KVM: arm64: Enable SVE support for nVHE
Date: Thu, 18 Mar 2021 09:14:15 +0000	[thread overview]
Message-ID: <874kh8j02g.wl-maz@kernel.org> (raw)
In-Reply-To: <20210317180017.GB5713@willie-the-truck>

On Wed, 17 Mar 2021 18:00:17 +0000,
Will Deacon <will@kernel.org> wrote:
> 
> On Tue, Mar 16, 2021 at 10:13:12AM +0000, Marc Zyngier wrote:
> > From: Daniel Kiss <daniel.kiss@arm.com>
> > 
> > Now that KVM is equipped to deal with SVE on nVHE, remove the code
> > preventing it from being used as well as the bits of documentation
> > that were mentioning the incompatibility.
> > 
> > Signed-off-by: Daniel Kiss <daniel.kiss@arm.com>
> > Signed-off-by: Marc Zyngier <maz@kernel.org>
> > ---
> >  arch/arm64/Kconfig                |  7 -------
> >  arch/arm64/include/asm/kvm_host.h | 13 -------------
> >  arch/arm64/kvm/arm.c              |  5 -----
> >  arch/arm64/kvm/reset.c            |  4 ----
> >  4 files changed, 29 deletions(-)
> 
> Acked-by: Will Deacon <will@kernel.org>
> 
> I thought we might need to update the documentation too, but I couldn't
> actually find anywhere that needed it when I looked.

I though as well we had something either in api.rst or sve.rst, but
couldn't find anything either.

Thanks,

	M.

-- 
Without deviation from the norm, progress is not possible.

WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <maz@kernel.org>
To: Will Deacon <will@kernel.org>
Cc: kvm@vger.kernel.org, Catalin Marinas <catalin.marinas@arm.com>,
	kvmarm@lists.cs.columbia.edu, broonie@kernel.org,
	kernel-team@android.com, dave.martin@arm.com,
	linux-arm-kernel@lists.infradead.org, daniel.kiss@arm.com
Subject: Re: [PATCH 10/10] KVM: arm64: Enable SVE support for nVHE
Date: Thu, 18 Mar 2021 09:14:15 +0000	[thread overview]
Message-ID: <874kh8j02g.wl-maz@kernel.org> (raw)
In-Reply-To: <20210317180017.GB5713@willie-the-truck>

On Wed, 17 Mar 2021 18:00:17 +0000,
Will Deacon <will@kernel.org> wrote:
> 
> On Tue, Mar 16, 2021 at 10:13:12AM +0000, Marc Zyngier wrote:
> > From: Daniel Kiss <daniel.kiss@arm.com>
> > 
> > Now that KVM is equipped to deal with SVE on nVHE, remove the code
> > preventing it from being used as well as the bits of documentation
> > that were mentioning the incompatibility.
> > 
> > Signed-off-by: Daniel Kiss <daniel.kiss@arm.com>
> > Signed-off-by: Marc Zyngier <maz@kernel.org>
> > ---
> >  arch/arm64/Kconfig                |  7 -------
> >  arch/arm64/include/asm/kvm_host.h | 13 -------------
> >  arch/arm64/kvm/arm.c              |  5 -----
> >  arch/arm64/kvm/reset.c            |  4 ----
> >  4 files changed, 29 deletions(-)
> 
> Acked-by: Will Deacon <will@kernel.org>
> 
> I thought we might need to update the documentation too, but I couldn't
> actually find anywhere that needed it when I looked.

I though as well we had something either in api.rst or sve.rst, but
couldn't find anything either.

Thanks,

	M.

-- 
Without deviation from the norm, progress is not possible.
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm

WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <maz@kernel.org>
To: Will Deacon <will@kernel.org>
Cc: kvmarm@lists.cs.columbia.edu,
	linux-arm-kernel@lists.infradead.org, kvm@vger.kernel.org,
	dave.martin@arm.com, daniel.kiss@arm.com,
	Catalin Marinas <catalin.marinas@arm.com>,
	James Morse <james.morse@arm.com>,
	Julien Thierry <julien.thierry.kdev@gmail.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	broonie@kernel.org, kernel-team@android.com
Subject: Re: [PATCH 10/10] KVM: arm64: Enable SVE support for nVHE
Date: Thu, 18 Mar 2021 09:14:15 +0000	[thread overview]
Message-ID: <874kh8j02g.wl-maz@kernel.org> (raw)
In-Reply-To: <20210317180017.GB5713@willie-the-truck>

On Wed, 17 Mar 2021 18:00:17 +0000,
Will Deacon <will@kernel.org> wrote:
> 
> On Tue, Mar 16, 2021 at 10:13:12AM +0000, Marc Zyngier wrote:
> > From: Daniel Kiss <daniel.kiss@arm.com>
> > 
> > Now that KVM is equipped to deal with SVE on nVHE, remove the code
> > preventing it from being used as well as the bits of documentation
> > that were mentioning the incompatibility.
> > 
> > Signed-off-by: Daniel Kiss <daniel.kiss@arm.com>
> > Signed-off-by: Marc Zyngier <maz@kernel.org>
> > ---
> >  arch/arm64/Kconfig                |  7 -------
> >  arch/arm64/include/asm/kvm_host.h | 13 -------------
> >  arch/arm64/kvm/arm.c              |  5 -----
> >  arch/arm64/kvm/reset.c            |  4 ----
> >  4 files changed, 29 deletions(-)
> 
> Acked-by: Will Deacon <will@kernel.org>
> 
> I thought we might need to update the documentation too, but I couldn't
> actually find anywhere that needed it when I looked.

I though as well we had something either in api.rst or sve.rst, but
couldn't find anything either.

Thanks,

	M.

-- 
Without deviation from the norm, progress is not possible.

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2021-03-18  9:15 UTC|newest]

Thread overview: 93+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-16 10:13 [PATCH 00/10] KVM: arm64: Enable SVE support on nVHE systems Marc Zyngier
2021-03-16 10:13 ` Marc Zyngier
2021-03-16 10:13 ` Marc Zyngier
2021-03-16 10:13 ` [PATCH 01/10] KVM: arm64: Provide KVM's own save/restore SVE primitives Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:31   ` Quentin Perret
2021-03-16 10:31     ` Quentin Perret
2021-03-16 10:31     ` Quentin Perret
2021-03-16 12:17     ` Marc Zyngier
2021-03-16 12:17       ` Marc Zyngier
2021-03-16 12:17       ` Marc Zyngier
2021-03-17 14:30   ` Will Deacon
2021-03-17 14:30     ` Will Deacon
2021-03-17 14:30     ` Will Deacon
2021-03-16 10:13 ` [PATCH 02/10] KVM: arm64: Use {read,write}_sysreg_el1 to access ZCR_EL1 Marc Zyngier
2021-03-16 10:13   ` [PATCH 02/10] KVM: arm64: Use {read, write}_sysreg_el1 " Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 14:31   ` [PATCH 02/10] KVM: arm64: Use {read,write}_sysreg_el1 " Will Deacon
2021-03-17 14:31     ` Will Deacon
2021-03-17 14:31     ` Will Deacon
2021-03-16 10:13 ` [PATCH 03/10] KVM: arm64: Let vcpu_sve_pffr() handle HYP VAs Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 14:31   ` Will Deacon
2021-03-17 14:31     ` Will Deacon
2021-03-17 14:31     ` Will Deacon
2021-03-16 10:13 ` [PATCH 04/10] KVM: arm64: Introduce vcpu_sve_vq() helper Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 14:01   ` Will Deacon
2021-03-17 14:01     ` Will Deacon
2021-03-17 14:01     ` Will Deacon
2021-03-16 10:13 ` [PATCH 05/10] KVM: arm64: Rework SVE host-save/guest-restore Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 14:29   ` Will Deacon
2021-03-17 14:29     ` Will Deacon
2021-03-17 14:29     ` Will Deacon
2021-03-17 14:54     ` Marc Zyngier
2021-03-17 14:54       ` Marc Zyngier
2021-03-17 14:54       ` Marc Zyngier
2021-03-16 10:13 ` [PATCH 06/10] KVM: arm64: Map SVE context at EL2 when available Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 16:01   ` Will Deacon
2021-03-17 16:01     ` Will Deacon
2021-03-17 16:01     ` Will Deacon
2021-03-18  8:56     ` Marc Zyngier
2021-03-18  8:56       ` Marc Zyngier
2021-03-18  8:56       ` Marc Zyngier
2021-03-16 10:13 ` [PATCH 07/10] KVM: arm64: Save guest's ZCR_EL1 before saving the FPSIMD state Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 17:17   ` Will Deacon
2021-03-17 17:17     ` Will Deacon
2021-03-17 17:17     ` Will Deacon
2021-03-17 17:20     ` Will Deacon
2021-03-17 17:20       ` Will Deacon
2021-03-17 17:20       ` Will Deacon
2021-03-16 10:13 ` [PATCH 08/10] KVM: arm64: Add a nVHE-specific SVE VQ reset hypercall Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:45   ` Quentin Perret
2021-03-16 10:45     ` Quentin Perret
2021-03-16 10:45     ` Quentin Perret
2021-03-16 12:18     ` Marc Zyngier
2021-03-16 12:18       ` Marc Zyngier
2021-03-16 12:18       ` Marc Zyngier
2021-03-16 14:24   ` Andrew Scull
2021-03-16 14:24     ` Andrew Scull
2021-03-16 14:24     ` Andrew Scull
2021-03-16 15:00     ` Marc Zyngier
2021-03-16 15:00       ` Marc Zyngier
2021-03-16 15:00       ` Marc Zyngier
2021-03-16 10:13 ` [PATCH 09/10] KVM: arm64: Save/restore SVE state for nVHE Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 17:57   ` Will Deacon
2021-03-17 17:57     ` Will Deacon
2021-03-17 17:57     ` Will Deacon
2021-03-18  9:12     ` Marc Zyngier
2021-03-18  9:12       ` Marc Zyngier
2021-03-18  9:12       ` Marc Zyngier
2021-03-16 10:13 ` [PATCH 10/10] KVM: arm64: Enable SVE support " Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-16 10:13   ` Marc Zyngier
2021-03-17 18:00   ` Will Deacon
2021-03-17 18:00     ` Will Deacon
2021-03-17 18:00     ` Will Deacon
2021-03-18  9:14     ` Marc Zyngier [this message]
2021-03-18  9:14       ` Marc Zyngier
2021-03-18  9:14       ` Marc Zyngier

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