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From: Marc Zyngier <maz@kernel.org>
To: Akihiko Odaki <akihiko.odaki@daynix.com>
Cc: James Morse <james.morse@arm.com>,
	Suzuki K Poulose <suzuki.poulose@arm.com>,
	Oliver Upton <oliver.upton@linux.dev>,
	Zenghui Yu <yuzenghui@huawei.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] KVM: arm64: Populate fault info for watchpoint
Date: Tue, 30 May 2023 08:41:33 +0100	[thread overview]
Message-ID: <87o7m2jmfm.wl-maz@kernel.org> (raw)
In-Reply-To: <20230530024651.10014-1-akihiko.odaki@daynix.com>

On Tue, 30 May 2023 03:46:51 +0100,
Akihiko Odaki <akihiko.odaki@daynix.com> wrote:
> 
> When handling ESR_ELx_EC_WATCHPT_LOW, far_el2 member of struct
> kvm_vcpu_fault_info will be copied to far member of struct
> kvm_debug_exit_arch and exposed to the userspace. The userspace will
> see stale values from older faults if the fault info does not get
> populated.
> 
> Fixes: 8fb2046180a0 ("KVM: arm64: Move early handlers to per-EC handlers")
> Suggested-by: Marc Zyngier <maz@kernel.org>
> Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>

Thanks for respining this quickly. I've added a Cc: stable as we need
to get this backported.

Cheers,

	M.

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

  reply	other threads:[~2023-05-30  7:44 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-30  2:46 Akihiko Odaki
2023-05-30  7:41 ` Marc Zyngier [this message]
2023-05-30  7:42 ` Marc Zyngier

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