From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 1/2] arm64: kvm: allows kvm cpu hotplug
Date: Tue, 09 Jun 2015 19:00:00 +0100 [thread overview]
Message-ID: <557729A0.1030700@arm.com> (raw)
In-Reply-To: <1432877920-12527-2-git-send-email-takahiro.akashi@linaro.org>
Hi Takahiro,
On 29/05/15 06:38, AKASHI Takahiro wrote:
> The current kvm implementation on arm64 does cpu-specific initialization
> at system boot, and has no way to gracefully shutdown a core in terms of
> kvm. This prevents, especially, kexec from rebooting the system on a boot
> core in EL2.
>
> This patch adds a cpu tear-down function and also puts an existing cpu-init
> code into a separate function, kvm_arch_hardware_disable() and
> kvm_arch_hardware_enable() respectively.
> We don't need arm64-specific cpu hotplug hook any more.
>
> Since this patch modifies common part of code between arm and arm64, one
> stub definition, __cpu_reset_hyp_mode(), is added on arm side to avoid
> compiling errors.
>
> Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
This is starting to look good. Any chance you or Geoff could repost the
whole series? This would help getting a better view of the whole thing,
and hopefully put it on track for 4.3.
Thanks,
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2015-06-09 18:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-29 5:38 [PATCH v5 0/2] arm64: kvm: reset hyp context for kexec AKASHI Takahiro
2015-05-29 5:38 ` [PATCH v5 1/2] arm64: kvm: allows kvm cpu hotplug AKASHI Takahiro
2015-06-09 18:00 ` Marc Zyngier [this message]
2015-07-06 14:53 ` Marc Zyngier
2015-07-06 16:57 ` Geoff Levand
2015-07-07 7:43 ` AKASHI Takahiro
2015-07-07 7:46 ` Marc Zyngier
2015-10-12 13:28 ` James Morse
2015-10-13 5:38 ` AKASHI Takahiro
2015-10-13 10:43 ` James Morse
2015-10-15 10:12 ` AKASHI Takahiro
2015-05-29 5:38 ` [PATCH v5 2/2] arm64: kvm: remove !KEXEC dependency AKASHI Takahiro
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