linux-kernel - Re: [PATCH 0/2] KVM: arm64: selftests: Fixes for single-step test

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Message-ID: <8635ahpu1y.wl-maz@kernel.org>
Date:   Thu, 17 Nov 2022 13:52:25 +0000
From:   Marc Zyngier <maz@...nel.org>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     James Morse <james.morse@....com>,
        Alexandru Elisei <alexandru.elisei@....com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Oliver Upton <oliver.upton@...ux.dev>,
        linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.linux.dev,
        kvmarm@...ts.cs.columbia.edu, linux-kernel@...r.kernel.org,
        Reiji Watanabe <reijiw@...gle.com>
Subject: Re: [PATCH 0/2] KVM: arm64: selftests: Fixes for single-step test

On Thu, 17 Nov 2022 00:23:48 +0000,
Sean Christopherson <seanjc@...gle.com> wrote:
> 
> Marc,
> 
> I would like to route this through Paolo's tree/queue for 6.2 along with
> a big pile of other selftests updates.  I am hoping to get the selftests
> pile queued sooner than later as there is a lot of active development in
> that area, and don't want to have the selftests be in a broken state.
> I'm going to send Paolo a pull request shortly, I'll Cc you (and others)
> to keep everyone in the loop and give a chance for objections.
> 
> 
> 
> Fix a typo and an imminenent not-technically-a-bug bug in the single-step
> test where executing an atomic sequence in the guest with single-step
> enable will hang the guest due to eret clearing the local exclusive
> monitor.
> 
> 
> Sean Christopherson (2):
>   KVM: arm64: selftests: Disable single-step with correct KVM define
>   KVM: arm64: selftests: Disable single-step without relying on ucall()

I'm obviously late to the party, but hey... For the record:

Acked-by: Marc Zyngier <maz@...nel.org>

	M.

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