From: Oliver Upton <oliver.upton@linux.dev>
To: kvmarm@lists.linux.dev
Cc: Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Jing Zhang <jingzhangos@google.com>,
Reiji Watanabe <reijiw@google.com>,
Oliver Upton <oliver.upton@linux.dev>
Subject: [PATCH 0/4] KVM: arm64: Consistently use 'generic' vCPU target across all uarches
Date: Fri, 23 Jun 2023 19:42:54 +0000 [thread overview]
Message-ID: <20230623194258.2648987-1-oliver.upton@linux.dev> (raw)
kvm_vcpu_init::target is quite useless at this point. We don't do any
uarch-specific emulation in the first place, and require userspace
select the 'generic' vCPU target on all but a few implementations.
Small series to (1) clean up usage of the target value in the kernel and
(2) switch to the 'generic' target on implementations that previously
had their own target values. The implementation-specific values are
still tolerated, though, to avoid UAPI breakage.
Oliver Upton (4):
KVM: arm64: Delete pointless switch statement in kvm_reset_vcpu()
KVM: arm64: Remove pointless check for changed init target
KVM: arm64: Replace vCPU target with a configuration flag
KVM: arm64: Always return generic v8 as the preferred target
arch/arm64/include/asm/kvm_host.h | 5 +++--
arch/arm64/kvm/arm.c | 18 ++++++++----------
arch/arm64/kvm/guest.c | 4 +---
arch/arm64/kvm/hyp/nvhe/switch.c | 2 +-
arch/arm64/kvm/reset.c | 25 ++++++++++---------------
5 files changed, 23 insertions(+), 31 deletions(-)
base-commit: 192df2aa0113ddddee2a93e453ff46610807b425
--
2.41.0.178.g377b9f9a00-goog
next reply other threads:[~2023-06-23 19:43 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-23 19:42 Oliver Upton [this message]
2023-06-23 19:42 ` [PATCH 1/4] KVM: arm64: Delete pointless switch statement in kvm_reset_vcpu() Oliver Upton
2023-07-10 15:14 ` Zenghui Yu
2023-06-23 19:42 ` [PATCH 2/4] KVM: arm64: Remove pointless check for changed init target Oliver Upton
2023-06-23 19:42 ` [PATCH 3/4] KVM: arm64: Replace vCPU target with a configuration flag Oliver Upton
2023-07-10 15:17 ` Zenghui Yu
2023-06-23 19:42 ` [PATCH 4/4] KVM: arm64: Always return generic v8 as the preferred target Oliver Upton
2023-06-24 0:45 ` Marc Zyngier
2023-06-24 0:55 ` Oliver Upton
2023-07-10 15:13 ` Zenghui Yu
2023-07-10 18:35 ` Oliver Upton
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