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From: Peter Maydell <peter.maydell@linaro.org>
To: Christoffer Dall <cdall@linaro.org>
Cc: James Morse <james.morse@arm.com>,
	kvm-devel <kvm@vger.kernel.org>,
	Marc Zyngier <marc.zyngier@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will.deacon@arm.com>,
	lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>,
	gengdongjiu <gengdongjiu@huawei.com>,
	wangxiongfeng2@huawei.com, wuquanming@huawei.com,
	huangshaoyu@huawei.com,
	arm-mail-list <linux-arm-kernel@lists.infradead.org>,
	Andre Przywara <andre.przywara@arm.com>,
	"kvmarm@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>
Subject: Re: [PATCH] kvm: pass the virtual SEI syndrome to guest OS
Date: Tue, 21 Mar 2017 22:10:41 +0000	[thread overview]
Message-ID: <CAFEAcA_NBvRQpuXJ2iZs_8n3b6920Z6E5ueuiAeF-4JCcqPRxQ@mail.gmail.com> (raw)
In-Reply-To: <20170321193933.GB31111@cbox>

On 21 March 2017 at 19:39, Christoffer Dall <cdall@linaro.org> wrote:
> My confusion here comes from not thinking about QEMU or KVM as firmware,
> but as the machine, so it would be sort of like the functionality is
> baked into hardware rather than firmware.

There is precedent for that kind of thing -- we implement PSCI
in KVM/QEMU for the guest, though in real hardware it would be
provided by firmware at EL3.

thanks
-- PMM

  reply	other threads:[~2017-03-21 22:17 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-20  7:55 [PATCH] kvm: pass the virtual SEI syndrome to guest OS Dongjiu Geng
2017-03-20 11:24 ` Marc Zyngier
2017-03-20 12:28   ` gengdongjiu
2017-03-20 13:58     ` Marc Zyngier
2017-03-20 15:08       ` James Morse
2017-03-21  6:32         ` gengdongjiu
2017-03-21 11:34           ` Christoffer Dall
2017-03-21 19:11             ` James Morse
2017-03-21 19:39               ` Christoffer Dall
2017-03-21 22:10                 ` Peter Maydell [this message]
2017-03-22 11:15                   ` Marc Zyngier
2017-03-28 10:48                 ` James Morse
2017-03-28 11:23                   ` Christoffer Dall
2017-03-28 11:33                     ` Peter Maydell
2017-03-28 13:27                       ` James Morse
2017-03-28 11:54                     ` Achin Gupta
2017-03-28 12:16                       ` gengdongjiu
2017-03-28 13:40                         ` James Morse
2017-03-29  9:36                           ` gengdongjiu
2017-03-29 10:36                             ` Achin Gupta
2017-03-29 11:58                               ` Laszlo Ersek
2017-03-29 12:51                                 ` Michael S. Tsirkin
2017-03-29 13:36                                   ` Laszlo Ersek
2017-03-29 13:54                                     ` Michael S. Tsirkin
2017-03-29 13:56                                     ` Punit Agrawal
2017-04-06 12:35                                 ` gengdongjiu
2017-04-06 18:55                                   ` Laszlo Ersek
2017-04-07  2:52                                     ` gengdongjiu
2017-04-07  9:21                                       ` Laszlo Ersek
2017-04-21 13:27                                     ` gengdongjiu
2017-04-24 11:27                                       ` Laszlo Ersek
2017-03-29 14:36                               ` gengdongjiu
2017-03-29 14:48                                 ` Christoffer Dall
2017-03-29 15:37                                   ` Laszlo Ersek
2017-03-29 17:44                                     ` Christoffer Dall
2017-03-30  1:22                                       ` gengdongjiu
2017-03-28 12:22                       ` Christoffer Dall
2017-03-28 13:24                         ` Achin Gupta
2017-03-28 13:40                           ` Christoffer Dall
2017-03-21 13:10           ` James Morse
2017-03-22 13:37             ` gengdongjiu
2017-03-22 18:56               ` James Morse
2017-03-21  6:07       ` gengdongjiu
2017-03-21 13:51 ` kbuild test robot
2017-03-22  3:20   ` gengdongjiu

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