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From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 2/3] arm64: KVM: Enable Common Not Private translations
Date: Fri, 27 Jul 2018 12:41:42 +0100	[thread overview]
Message-ID: <20180727114142.2llrh6gcotlvs6lk@armageddon.cambridge.arm.com> (raw)
In-Reply-To: <1529403502-2843-3-git-send-email-vladimir.murzin@arm.com>

On Tue, Jun 19, 2018 at 11:18:21AM +0100, Vladimir Murzin wrote:
> We rely on cpufeature framework to detect and enable CNP so for KVM we
> need to patch hyp to set CNP bit just before TTBR0_EL2 gets written.
> 
> For the guest we encode CNP bit while building vttbr, so we don't need
> to bother with that in a world switch.
> 
> Reviewed-by: James Morse <james.morse@arm.com>
> Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>

Acked-by: Catalin Marinas <catalin.marinas@arm.com>

(but you should get an ack from the kvm maintainers)

  reply	other threads:[~2018-07-27 11:41 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-19 10:18 [PATCH v5 0/3] Support Common Not Private translations Vladimir Murzin
2018-06-19 10:18 ` [PATCH v5 1/3] arm64: mm: " Vladimir Murzin
2018-07-27 11:35   ` Catalin Marinas
2018-07-30 10:08     ` Vladimir Murzin
2018-07-30 15:42       ` Catalin Marinas
2018-07-30 16:29         ` Robin Murphy
2018-07-30 17:03           ` Catalin Marinas
2018-07-31 10:17             ` Vladimir Murzin
2018-07-31 11:29               ` Catalin Marinas
2018-07-30 16:24   ` Suzuki K Poulose
2018-07-31 10:18     ` Vladimir Murzin
2018-06-19 10:18 ` [PATCH v5 2/3] arm64: KVM: Enable " Vladimir Murzin
2018-07-27 11:41   ` Catalin Marinas [this message]
2018-07-27 12:02     ` Marc Zyngier
2018-06-19 10:18 ` [PATCH v5 3/3] arm64: Introduce command line parameter to disable CNP Vladimir Murzin
2018-07-27 11:43   ` Catalin Marinas

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