From: Cornelia Huck <cohuck@redhat.com>
To: Marc Zyngier <maz@kernel.org>,
kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
kvm@vger.kernel.org
Cc: Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Oliver Upton <oliver.upton@linux.dev>,
Zenghui Yu <yuzenghui@huawei.com>, Will Deacon <will@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>
Subject: Re: [PATCH v3 1/6] arm64: Add capability denoting FEAT_RASv1p1
Date: Mon, 18 Aug 2025 14:32:05 +0200 [thread overview]
Message-ID: <87zfbwerp6.fsf@redhat.com> (raw)
In-Reply-To: <20250817202158.395078-2-maz@kernel.org>
On Sun, Aug 17 2025, Marc Zyngier <maz@kernel.org> wrote:
> Detecting FEAT_RASv1p1 is rather complicated, as there are two
> ways for the architecture to advertise the same thing (always a
> delight...).
>
> Add a capability that will advertise this in a synthetic way to
> the rest of the kernel.
>
> Acked-by: Catalin Marinas <catalin.marinas@arm.com>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
> ---
> arch/arm64/kernel/cpufeature.c | 24 ++++++++++++++++++++++++
> arch/arm64/tools/cpucaps | 1 +
> 2 files changed, 25 insertions(+)
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
next prev parent reply other threads:[~2025-08-18 12:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-17 20:21 [PATCH v3 0/6] KVM: arm64: FEAT_RASv1p1 support and RAS selection Marc Zyngier
2025-08-17 20:21 ` [PATCH v3 1/6] arm64: Add capability denoting FEAT_RASv1p1 Marc Zyngier
2025-08-18 12:32 ` Cornelia Huck [this message]
2025-08-17 20:21 ` [PATCH v3 2/6] KVM: arm64: Handle RASv1p1 registers Marc Zyngier
2025-08-18 12:34 ` Cornelia Huck
2025-08-21 13:13 ` Ben Horgan
2025-08-21 13:37 ` Marc Zyngier
2025-08-21 13:44 ` Ben Horgan
2025-08-17 20:21 ` [PATCH v3 3/6] KVM: arm64: Ignore HCR_EL2.FIEN set by L1 guest's EL2 Marc Zyngier
2025-08-19 10:24 ` Joey Gouly
2025-08-17 20:21 ` [PATCH v3 4/6] KVM: arm64: Make ID_AA64PFR0_EL1.RAS writable Marc Zyngier
2025-08-18 12:37 ` Cornelia Huck
2025-08-17 20:21 ` [PATCH v3 5/6] KVM: arm64: Make ID_AA64PFR1_EL1.RAS_frac writable Marc Zyngier
2025-08-18 12:43 ` Cornelia Huck
2025-08-17 20:21 ` [PATCH v3 6/6] KVM: arm64: Get rid of ARM64_FEATURE_MASK() Marc Zyngier
2025-08-21 11:29 ` Ben Horgan
2025-08-21 13:43 ` Marc Zyngier
2025-08-22 0:01 ` [PATCH v3 0/6] KVM: arm64: FEAT_RASv1p1 support and RAS selection Oliver Upton
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