From: christoffer.dall@linaro.org (Christoffer Dall)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 11/12] arm64: KVM: vgic-v3: Reset LRs at boot time
Date: Tue, 8 Mar 2016 19:12:24 -0800 [thread overview]
Message-ID: <20160309031224.GC26583@lvm> (raw)
In-Reply-To: <1457343214-19547-12-git-send-email-marc.zyngier@arm.com>
On Mon, Mar 07, 2016 at 09:33:33AM +0000, Marc Zyngier wrote:
> In order to let the GICv3 code be more lazy in the way it
> accesses the LRs, it is necessary to start with a clean slate.
>
> Let's reset the LRs on each CPU when the vgic is probed (which
> includes a round trip to EL2...).
>
> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
next prev parent reply other threads:[~2016-03-09 3:12 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-07 9:33 [PATCH v3 00/12] Virtual GIC save/restore optimization Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 01/12] KVM: arm/arm64: vgic-v2: Avoid accessing GICH registers Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 02/12] KVM: arm/arm64: vgic-v2: Save maintenance interrupt state only if required Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 03/12] KVM: arm/arm64: vgic-v2: Move GICH_ELRSR saving to its own function Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 04/12] KVM: arm/arm64: vgic-v2: Do not save an LR known to be empty Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 05/12] KVM: arm/arm64: vgic-v2: Reset LRs at boot time Marc Zyngier
2016-03-09 3:07 ` Christoffer Dall
2016-03-07 9:33 ` [PATCH v3 06/12] KVM: arm/arm64: vgic-v2: Only wipe LRs on vcpu exit Marc Zyngier
2016-03-09 3:09 ` Christoffer Dall
2016-03-07 9:33 ` [PATCH v3 07/12] KVM: arm/arm64: vgic-v2: Make GICD_SGIR quicker to hit Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 08/12] arm64: KVM: vgic-v3: Avoid accessing ICH registers Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 09/12] arm64: KVM: vgic-v3: Save maintenance interrupt state only if required Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 10/12] arm64: KVM: vgic-v3: Do not save an LR known to be empty Marc Zyngier
2016-03-07 9:33 ` [PATCH v3 11/12] arm64: KVM: vgic-v3: Reset LRs at boot time Marc Zyngier
2016-03-09 3:12 ` Christoffer Dall [this message]
2016-03-07 9:33 ` [PATCH v3 12/12] arm64: KVM: vgic-v3: Only wipe LRs on vcpu exit Marc Zyngier
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