From: Catalin Marinas <catalin.marinas@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Zenghui Yu <yuzenghui@huawei.com>,
Quentin Perret <qperret@google.com>,
Will Deacon <will@kernel.org>, Fuad Tabba <tabba@google.com>
Subject: Re: [PATCH v3 16/17] arm64: Allow arm64_sw.hvhe on command line
Date: Mon, 12 Jun 2023 20:16:06 +0100 [thread overview]
Message-ID: <ZIdu9mV5v7Wy7puI@arm.com> (raw)
In-Reply-To: <20230609162200.2024064-17-maz@kernel.org>
On Fri, Jun 09, 2023 at 05:21:59PM +0100, Marc Zyngier wrote:
> Add the arm64_sw.hvhe=1 option to force the use of the hVHE mode
> in the hypervisor code only.
>
> This enables the hVHE mode of operation when using KVM on VHE
> hardware.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kvmarm@lists.linux.dev, kvm@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Zenghui Yu <yuzenghui@huawei.com>,
Quentin Perret <qperret@google.com>,
Will Deacon <will@kernel.org>, Fuad Tabba <tabba@google.com>
Subject: Re: [PATCH v3 16/17] arm64: Allow arm64_sw.hvhe on command line
Date: Mon, 12 Jun 2023 20:16:06 +0100 [thread overview]
Message-ID: <ZIdu9mV5v7Wy7puI@arm.com> (raw)
In-Reply-To: <20230609162200.2024064-17-maz@kernel.org>
On Fri, Jun 09, 2023 at 05:21:59PM +0100, Marc Zyngier wrote:
> Add the arm64_sw.hvhe=1 option to force the use of the hVHE mode
> in the hypervisor code only.
>
> This enables the hVHE mode of operation when using KVM on VHE
> hardware.
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
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next prev parent reply other threads:[~2023-06-12 19:16 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-09 16:21 [PATCH v3 00/17] KVM: arm64: Allow using VHE in the nVHE hypervisor Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 01/17] KVM: arm64: Drop is_kernel_in_hyp_mode() from __invalidate_icache_guest_page() Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-13 8:20 ` Shaoqin Huang
2023-06-09 16:21 ` [PATCH v3 02/17] arm64: Prevent the use of is_kernel_in_hyp_mode() in hypervisor code Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 16:59 ` Catalin Marinas
2023-06-12 16:59 ` Catalin Marinas
2023-06-13 8:25 ` Shaoqin Huang
2023-06-13 8:25 ` Shaoqin Huang
2023-06-09 16:21 ` [PATCH v3 03/17] arm64: Turn kaslr_feature_override into a generic SW feature override Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 17:16 ` Catalin Marinas
2023-06-12 17:16 ` Catalin Marinas
2023-06-14 7:26 ` Shaoqin Huang
2023-06-14 7:26 ` Shaoqin Huang
2023-06-09 16:21 ` [PATCH v3 04/17] arm64: Add KVM_HVHE capability and has_hvhe() predicate Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 17:24 ` Catalin Marinas
2023-06-12 17:24 ` Catalin Marinas
2023-06-14 7:32 ` Shaoqin Huang
2023-06-14 7:35 ` Shaoqin Huang
2023-06-14 7:35 ` Shaoqin Huang
2023-06-14 16:06 ` Marc Zyngier
2023-06-14 16:06 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 05/17] arm64: Don't enable VHE for the kernel if OVERRIDE_HVHE is set Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 19:12 ` Catalin Marinas
2023-06-12 19:12 ` Catalin Marinas
2023-06-12 19:20 ` Oliver Upton
2023-06-12 19:20 ` Oliver Upton
2023-06-09 16:21 ` [PATCH v3 06/17] arm64: Allow EL1 physical timer access when running VHE Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 19:14 ` Catalin Marinas
2023-06-12 19:14 ` Catalin Marinas
2023-06-09 16:21 ` [PATCH v3 07/17] arm64: Use CPACR_EL1 format to set CPTR_EL2 when E2H is set Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 19:15 ` Catalin Marinas
2023-06-12 19:15 ` Catalin Marinas
2023-06-09 16:21 ` [PATCH v3 08/17] KVM: arm64: Remove alternatives from sysreg accessors in VHE hypervisor context Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 09/17] KVM: arm64: Key use of VHE instructions in nVHE code off ARM64_KVM_HVHE Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-13 9:57 ` Shaoqin Huang
2023-06-13 9:57 ` Shaoqin Huang
2023-06-09 16:21 ` [PATCH v3 10/17] KVM: arm64: Force HCR_EL2.E2H when ARM64_KVM_HVHE is set Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 11/17] KVM: arm64: Disable TTBR1_EL2 when using ARM64_KVM_HVHE Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 12/17] KVM: arm64: Adjust EL2 stage-1 leaf AP bits when ARM64_KVM_HVHE is set Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 13/17] KVM: arm64: Rework CPTR_EL2 programming for HVHE configuration Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 14/17] KVM: arm64: Program the timer traps with VHE layout in hVHE mode Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 15/17] KVM: arm64: Force HCR_E2H in guest context when ARM64_KVM_HVHE is set Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-09 16:21 ` [PATCH v3 16/17] arm64: Allow arm64_sw.hvhe on command line Marc Zyngier
2023-06-09 16:21 ` Marc Zyngier
2023-06-12 19:16 ` Catalin Marinas [this message]
2023-06-12 19:16 ` Catalin Marinas
2023-06-09 16:22 ` [PATCH v3 17/17] KVM: arm64: Terrible timer hack for M1 with hVHE Marc Zyngier
2023-06-09 16:22 ` Marc Zyngier
2023-06-09 16:54 ` [PATCH v3 00/17] KVM: arm64: Allow using VHE in the nVHE hypervisor Marc Zyngier
2023-06-09 16:54 ` Marc Zyngier
2023-06-14 15:31 ` (subset) " Oliver Upton
2023-06-14 15:31 ` Oliver Upton
2023-06-14 16:16 ` Marc Zyngier
2023-06-14 16:16 ` Marc Zyngier
2024-07-10 6:45 ` Tangnianyao
2024-07-10 8:51 ` Marc Zyngier
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