From: Oliver Upton <oliver.upton@linux.dev>
To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Sascha Bischoff <Sascha.Bischoff@arm.com>
Cc: Oliver Upton <oliver.upton@linux.dev>, nd <nd@arm.com>,
maz@kernel.org, Joey Gouly <Joey.Gouly@arm.com>,
Suzuki Poulose <Suzuki.Poulose@arm.com>,
yuzenghui@huawei.com, will@kernel.org, tglx@linutronix.de,
lpieralisi@kernel.org, Timothy Hayes <Timothy.Hayes@arm.com>
Subject: Re: [PATCH v2 0/5] KVM: arm64: Enable GICv3 guests on GICv5 hosts using FEAT_GCIE_LEGACY
Date: Tue, 8 Jul 2025 15:24:38 -0700 [thread overview]
Message-ID: <175201339872.1946470.9170349330766710670.b4-ty@linux.dev> (raw)
In-Reply-To: <20250627100847.1022515-1-sascha.bischoff@arm.com>
On Fri, 27 Jun 2025 10:09:01 +0000, Sascha Bischoff wrote:
> This series introduces support for running GICv3 guests on GICv5 hosts
> by leveraging the GICv5 legacy compatibility feature
> (FEAT_GCIE_LEGACY). The main motivation is to enable existing GICv3
> VMs on GICv5 system without VM or VMM modifications - things should
> work out of the box.
>
> The changes are focused on two main areas:
>
> [...]
I've picked this up now that the GICv5 driver is baking in -next. No
promises that these patches actually land in 6.17 (if the host side
doesn't land) but I'm quite happy with the KVM bits.
Applied to next, thanks!
[1/5] irqchip/gic-v5: Skip deactivate for forwarded PPI interrupts
https://git.kernel.org/kvmarm/kvmarm/c/244e9a89ca76
[2/5] irqchip/gic-v5: Populate struct gic_kvm_info
https://git.kernel.org/kvmarm/kvmarm/c/1ec38ce3d024
[3/5] arm64/sysreg: Add ICH_VCTLR_EL2
https://git.kernel.org/kvmarm/kvmarm/c/b62f4b5dec91
[4/5] KVM: arm64: gic-v5: Support GICv3 compat
https://git.kernel.org/kvmarm/kvmarm/c/c017e49ed138
[5/5] KVM: arm64: gic-v5: Probe for GICv5
https://git.kernel.org/kvmarm/kvmarm/c/ff2aa6495d4b
--
Best,
Oliver
prev parent reply other threads:[~2025-07-08 22:27 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-27 10:09 [PATCH v2 0/5] KVM: arm64: Enable GICv3 guests on GICv5 hosts using FEAT_GCIE_LEGACY Sascha Bischoff
2025-06-27 10:09 ` [PATCH v2 3/5] arm64/sysreg: Add ICH_VCTLR_EL2 Sascha Bischoff
2025-06-27 10:09 ` [PATCH v2 2/5] irqchip/gic-v5: Populate struct gic_kvm_info Sascha Bischoff
2025-07-01 9:45 ` Lorenzo Pieralisi
2025-07-03 8:58 ` Sascha Bischoff
2025-06-27 10:09 ` [PATCH v2 1/5] irqchip/gic-v5: Skip deactivate for forwarded PPI interrupts Sascha Bischoff
2025-07-02 14:28 ` Jonathan Cameron
2025-07-03 8:58 ` Sascha Bischoff
2025-06-27 10:09 ` [PATCH v2 4/5] KVM: arm64: gic-v5: Support GICv3 compat Sascha Bischoff
2025-06-27 10:09 ` [PATCH v2 5/5] KVM: arm64: gic-v5: Probe for GICv5 Sascha Bischoff
2025-07-08 22:24 ` Oliver Upton [this message]
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