From: Oliver Upton <oliver.upton@linux.dev>
To: Sean Christopherson <seanjc@google.com>
Cc: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org,
Reiji Watanabe <reijiw@google.com>
Subject: Re: [PATCH 1/2] KVM: arm64: selftests: Disable single-step with correct KVM define
Date: Thu, 17 Nov 2022 00:43:28 +0000 [thread overview]
Message-ID: <Y3WDsIp6Jk5dVg0n@google.com> (raw)
In-Reply-To: <20221117002350.2178351-2-seanjc@google.com>
On Thu, Nov 17, 2022 at 12:23:49AM +0000, Sean Christopherson wrote:
> Disable single-step by setting debug.control to KVM_GUESTDBG_ENABLE,
> not to SINGLE_STEP_DISABLE. The latter is an arbitrary test enum that
> just happens to have the same value as KVM_GUESTDBG_ENABLE, and so
> effectively disables single-step debug.
>
> No functional change intended.
>
> Cc: Reiji Watanabe <reijiw@google.com>
> Fixes: b18e4d4aebdd ("KVM: arm64: selftests: Add a test case for KVM_GUESTDBG_SINGLESTEP")
> Signed-off-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
--
Thanks,
Oliver
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next prev parent reply other threads:[~2022-11-17 0:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-17 0:23 [PATCH 0/2] KVM: arm64: selftests: Fixes for single-step test Sean Christopherson
2022-11-17 0:23 ` [PATCH 1/2] KVM: arm64: selftests: Disable single-step with correct KVM define Sean Christopherson
2022-11-17 0:43 ` Oliver Upton [this message]
2022-11-17 3:07 ` Reiji Watanabe
2022-11-17 0:23 ` [PATCH 2/2] KVM: arm64: selftests: Disable single-step without relying on ucall() Sean Christopherson
2022-11-17 0:53 ` Oliver Upton
2022-11-17 1:20 ` Sean Christopherson
2022-11-17 15:19 ` Sean Christopherson
2022-11-17 22:32 ` Sean Christopherson
2022-11-17 7:07 ` Reiji Watanabe
2022-11-17 13:52 ` [PATCH 0/2] KVM: arm64: selftests: Fixes for single-step test Marc Zyngier
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