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From: Oliver Upton <oliver.upton@linux.dev>
To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
	kvm@vger.kernel.org, Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oliver.upton@linux.dev>,
	Will Deacon <will@kernel.org>, James Morse <james.morse@arm.com>,
	Zenghui Yu <yuzenghui@huawei.com>,
	vdonnefort@google.com, Suzuki K Poulose <suzuki.poulose@arm.com>
Subject: Re: [PATCH 0/5] KVM: arm64: vgic fixes for 6.7
Date: Tue, 12 Dec 2023 07:45:36 +0000	[thread overview]
Message-ID: <170236713184.438197.11882636144565219983.b4-ty@linux.dev> (raw)
In-Reply-To: <20231207151201.3028710-1-maz@kernel.org>

On Thu, 7 Dec 2023 15:11:56 +0000, Marc Zyngier wrote:
> It appears that under some cirumstances, the lifetime of a vcpu
> doesn't correctly align with that of the structure describing the
> redistributor associated with that vcpu. That's not great.
> 
> Fixing it is, unfortunately, not as trivial as it appears as the
> required locking gets in the way.
> 
> [...]

Applied to kvmarm/fixes, thanks!

[1/5] KVM: arm64: vgic: Simplify kvm_vgic_destroy()
      https://git.kernel.org/kvmarm/kvmarm/c/01ad29d224ff
[2/5] KVM: arm64: vgic: Add a non-locking primitive for kvm_vgic_vcpu_destroy()
      https://git.kernel.org/kvmarm/kvmarm/c/d26b9cb33c2d
[3/5] KVM: arm64: vgic: Force vcpu vgic teardown on vcpu destroy
      https://git.kernel.org/kvmarm/kvmarm/c/02e3858f08fa
[4/5] KVM: arm64: vgic: Ensure that slots_lock is held in vgic_register_all_redist_iodevs()
      https://git.kernel.org/kvmarm/kvmarm/c/6bef365e310a
[5/5] KVM: Convert comment into an assertion in kvm_io_bus_register_dev()
      https://git.kernel.org/kvmarm/kvmarm/c/b1a39a718db4

--
Best,
Oliver

WARNING: multiple messages have this Message-ID (diff)
From: Oliver Upton <oliver.upton@linux.dev>
To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
	kvm@vger.kernel.org, Marc Zyngier <maz@kernel.org>
Cc: Oliver Upton <oliver.upton@linux.dev>,
	Will Deacon <will@kernel.org>, James Morse <james.morse@arm.com>,
	Zenghui Yu <yuzenghui@huawei.com>,
	vdonnefort@google.com, Suzuki K Poulose <suzuki.poulose@arm.com>
Subject: Re: [PATCH 0/5] KVM: arm64: vgic fixes for 6.7
Date: Tue, 12 Dec 2023 07:45:36 +0000	[thread overview]
Message-ID: <170236713184.438197.11882636144565219983.b4-ty@linux.dev> (raw)
In-Reply-To: <20231207151201.3028710-1-maz@kernel.org>

On Thu, 7 Dec 2023 15:11:56 +0000, Marc Zyngier wrote:
> It appears that under some cirumstances, the lifetime of a vcpu
> doesn't correctly align with that of the structure describing the
> redistributor associated with that vcpu. That's not great.
> 
> Fixing it is, unfortunately, not as trivial as it appears as the
> required locking gets in the way.
> 
> [...]

Applied to kvmarm/fixes, thanks!

[1/5] KVM: arm64: vgic: Simplify kvm_vgic_destroy()
      https://git.kernel.org/kvmarm/kvmarm/c/01ad29d224ff
[2/5] KVM: arm64: vgic: Add a non-locking primitive for kvm_vgic_vcpu_destroy()
      https://git.kernel.org/kvmarm/kvmarm/c/d26b9cb33c2d
[3/5] KVM: arm64: vgic: Force vcpu vgic teardown on vcpu destroy
      https://git.kernel.org/kvmarm/kvmarm/c/02e3858f08fa
[4/5] KVM: arm64: vgic: Ensure that slots_lock is held in vgic_register_all_redist_iodevs()
      https://git.kernel.org/kvmarm/kvmarm/c/6bef365e310a
[5/5] KVM: Convert comment into an assertion in kvm_io_bus_register_dev()
      https://git.kernel.org/kvmarm/kvmarm/c/b1a39a718db4

--
Best,
Oliver

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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-12-12  7:45 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-07 15:11 [PATCH 0/5] KVM: arm64: vgic fixes for 6.7 Marc Zyngier
2023-12-07 15:11 ` Marc Zyngier
2023-12-07 15:11 ` [PATCH 1/5] KVM: arm64: vgic: Simplify kvm_vgic_destroy() Marc Zyngier
2023-12-07 15:11   ` Marc Zyngier
2023-12-07 15:11 ` [PATCH 2/5] KVM: arm64: vgic: Add a non-locking primitive for kvm_vgic_vcpu_destroy() Marc Zyngier
2023-12-07 15:11   ` Marc Zyngier
2023-12-07 15:11 ` [PATCH 3/5] KVM: arm64: vgic: Force vcpu vgic teardown on vcpu destroy Marc Zyngier
2023-12-07 15:11   ` Marc Zyngier
2023-12-07 15:12 ` [PATCH 4/5] KVM: arm64: vgic: Ensure that slots_lock is held in vgic_register_all_redist_iodevs() Marc Zyngier
2023-12-07 15:12   ` Marc Zyngier
2023-12-07 15:12 ` [PATCH 5/5] KVM: Convert comment into an assertion in kvm_io_bus_register_dev() Marc Zyngier
2023-12-07 15:12   ` Marc Zyngier
2023-12-12  7:45 ` Oliver Upton [this message]
2023-12-12  7:45   ` [PATCH 0/5] KVM: arm64: vgic fixes for 6.7 Oliver Upton

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