From: Marc Zyngier <maz@kernel.org>
To: oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com,
yuzenghui@huawei.com, linux-arm-kernel@lists.infradead.org,
kvmarm@lists.linux.dev, tabba@google.com,
Alexandru Elisei <alexandru.elisei@arm.com>
Cc: mark.rutland@arm.com
Subject: Re: [PATCH v2] KVM: arm64: Handle permission faults with guest_memfd
Date: Wed, 6 May 2026 17:14:30 +0100 [thread overview]
Message-ID: <177808404891.2712489.7110397022243564508.b4-ty@kernel.org> (raw)
In-Reply-To: <20260505094913.75317-1-alexandru.elisei@arm.com>
On Tue, 05 May 2026 10:49:13 +0100, Alexandru Elisei wrote:
> gmem_abort() calls kvm_pgtable_stage2_map() to make changes to stage 2. It
> does this for both relaxing permissions on an existing mapping and to
> install a missing mapping.
>
> kvm_pgtable_stage2_map() doesn't make changes to stage 2 if there is an
> existing, valid entry and the new entry modifies only the permissions.
> This is checked in:
>
> [...]
Applied to fixes, thanks!
[1/1] KVM: arm64: Handle permission faults with guest_memfd
commit: 9be19df816dea9eb7dfe1661b3690bed6a2cb146
Cheers,
M.
--
Without deviation from the norm, progress is not possible.
prev parent reply other threads:[~2026-05-06 16:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-05 9:49 [PATCH v2] KVM: arm64: Handle permission faults with guest_memfd Alexandru Elisei
2026-05-05 12:00 ` Fuad Tabba
2026-05-06 16:14 ` Marc Zyngier [this message]
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