From: Oliver Upton <oupton@kernel.org>
To: Marc Zyngier <maz@kernel.org>,
kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Fuad Tabba <fuad.tabba@linux.dev>
Cc: Oliver Upton <oupton@kernel.org>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Joey Gouly <joey.gouly@arm.com>,
Steffen Eiden <seiden@linux.ibm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Vincent Donnefort <vdonnefort@google.com>,
Quentin Perret <qperret@google.com>,
Sebastian Ene <sebastianene@google.com>,
Hyunwoo Kim <imv4bel@gmail.com>, Fuad Tabba <tabba@google.com>
Subject: Re: [PATCH v7 0/8] KVM: arm64: pKVM vCPU state management at EL2
Date: Fri, 31 Jul 2026 11:51:47 -0700 [thread overview]
Message-ID: <178552142335.30097.18179093757678605679.b4-ty@kernel.org> (raw)
In-Reply-To: <20260729131823.2021516-1-fuad.tabba@linux.dev>
On Wed, 29 Jul 2026 14:18:15 +0100, Fuad Tabba wrote:
> Changes since v6 [1]:
> - Rebased onto v7.2-rc5.
> - Expanded the comment and commit message in patch 8 explaining why PC
> and PSTATE are copied back on every exit. No functional change.
> - Collected Steffen's Reviewed-by on patch 3 (thanks!).
>
> Building on Will's pKVM infrastructure series [2], this series reworks
> how pKVM moves vCPU state between the host and EL2, and stops copying a
> non-protected guest's state on every world switch.
>
> [...]
Applied to next, thanks!
[1/8] KVM: arm64: Extract MPIDR computation into a shared header
https://git.kernel.org/kvmarm/kvmarm/c/c0646b964733
[2/8] KVM: arm64: Make vcpu_{read,write}_sys_reg available to HYP code
https://git.kernel.org/kvmarm/kvmarm/c/f88099ad9fc2
[3/8] KVM: arm64: Factor out reusable vCPU reset helpers
https://git.kernel.org/kvmarm/kvmarm/c/29b2e2ab7fa7
[4/8] KVM: arm64: Move PSCI helper functions to a shared header
https://git.kernel.org/kvmarm/kvmarm/c/86db2bd7f5f0
[5/8] KVM: arm64: Add host and hypervisor vCPU lookup primitives
https://git.kernel.org/kvmarm/kvmarm/c/e9f88aa0b16c
[6/8] KVM: arm64: Minimise EL2's exposure of host VGIC state during world switch
https://git.kernel.org/kvmarm/kvmarm/c/79c3122a1e14
[7/8] KVM: arm64: Add primitives to flush/sync the VGIC state at EL2
https://git.kernel.org/kvmarm/kvmarm/c/42fe26543e66
[8/8] KVM: arm64: Implement lazy vCPU state sync for non-protected guests
https://git.kernel.org/kvmarm/kvmarm/c/734dc8c01c83
--
Best,
Oliver
prev parent reply other threads:[~2026-07-31 18:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-29 13:18 Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 1/8] KVM: arm64: Extract MPIDR computation into a shared header Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 2/8] KVM: arm64: Make vcpu_{read,write}_sys_reg available to HYP code Fuad Tabba
2026-07-29 13:52 ` Joey Gouly
2026-07-29 14:51 ` Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 3/8] KVM: arm64: Factor out reusable vCPU reset helpers Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 4/8] KVM: arm64: Move PSCI helper functions to a shared header Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 5/8] KVM: arm64: Add host and hypervisor vCPU lookup primitives Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 6/8] KVM: arm64: Minimise EL2's exposure of host VGIC state during world switch Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 7/8] KVM: arm64: Add primitives to flush/sync the VGIC state at EL2 Fuad Tabba
2026-07-29 13:18 ` [PATCH v7 8/8] KVM: arm64: Implement lazy vCPU state sync for non-protected guests Fuad Tabba
2026-07-31 18:51 ` Oliver Upton [this message]
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