linux-kernel - Re: [PATCH v6] KVM: arm64: Add early

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Message-ID: <171839594069.633615.6902666817551787618.b4-ty@linux.dev>
Date: Fri, 14 Jun 2024 20:12:27 +0000
From: Oliver Upton <oliver.upton@...ux.dev>
To: kvm@...r.kernel.org,
	Colton Lewis <coltonlewis@...gle.com>
Cc: Oliver Upton <oliver.upton@...ux.dev>,
	Zenghui Yu <yuzenghui@...wei.com>,
	linux-doc@...r.kernel.org,
	Catalin Marinas <catalin.marinas@....com>,
	Jonathan Corbet <corbet@....net>,
	linux-kernel@...r.kernel.org,
	Suzuki K Poulose <suzuki.poulose@....com>,
	linux-arm-kernel@...ts.infradead.org,
	James Morse <james.morse@....com>,
	Marc Zyngier <maz@...nel.org>,
	Will Deacon <will@...nel.org>,
	kvmarm@...ts.linux.dev
Subject: Re: [PATCH v6] KVM: arm64: Add early_param to control WFx trapping

On Thu, 23 May 2024 17:40:55 +0000, Colton Lewis wrote:
> Add an early_params to control WFI and WFE trapping. This is to
> control the degree guests can wait for interrupts on their own without
> being trapped by KVM. Options for each param are trap and notrap. trap
> enables the trap. notrap disables the trap. Note that when enabled,
> traps are allowed but not guaranteed by the CPU architecture. Absent
> an explicitly set policy, default to current behavior: disabling the
> trap if only a single task is running and enabling otherwise.
> 
> [...]

Applied to kvmarm/next, thanks!

[1/1] KVM: arm64: Add early_param to control WFx trapping
      https://git.kernel.org/kvmarm/kvmarm/c/0b5afe05377d

--
Best,
Oliver