From: Oliver Upton <oliver.upton@linux.dev>
To: Marc Zyngier <maz@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
Joey Gouly <joey.gouly@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>
Subject: Re: [PATCH] KVM: arm64: Fix kvm_vcpu_{set,is}_be() to deal with EL2 state
Date: Tue, 16 Sep 2025 22:21:09 -0700 [thread overview]
Message-ID: <aMpFRYarTozl7Q38@linux.dev> (raw)
In-Reply-To: <20250916161103.1040727-1-maz@kernel.org>
On Tue, Sep 16, 2025 at 05:11:03PM +0100, Marc Zyngier wrote:
> Nobody really cares about BE, but KVM currently only deals with
> SCTLR_EL1 when evaluating or setting the endianness in PSCI,
> meaning that we evaluate whatever the L2 state has been at some point.
>
> Teach these primitives about SCTLR_EL2, and forget about BE...
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
You know, I was about to say "don't we need to sanitise this?" although
that seems to already be in place. Nice.
Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
Thanks,
Oliver
next prev parent reply other threads:[~2025-09-17 5:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-16 16:11 [PATCH] KVM: arm64: Fix kvm_vcpu_{set,is}_be() to deal with EL2 state Marc Zyngier
2025-09-17 5:21 ` Oliver Upton [this message]
2025-09-17 8:21 ` Marc Zyngier
2025-09-17 16:42 ` Marc Zyngier
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