linux-kernel - Re: [PATCH v8 1/5] Documentation: add sbsa-gwdt driver documentation

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Message-ID: <5636E14B.8000305@codeaurora.org>
Date:	Sun, 1 Nov 2015 22:06:35 -0600
From:	Timur Tabi <timur@...eaurora.org>
To:	Fu Wei <fu.wei@...aro.org>, Mark Rutland <mark.rutland@....com>
Cc:	Linaro ACPI Mailman List <linaro-acpi@...ts.linaro.org>,
	linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>, linux-doc@...r.kernel.org,
	Wei Fu <tekkamanninja@...il.com>,
	Arnd Bergmann <arnd@...db.de>,
	Guenter Roeck <linux@...ck-us.net>,
	Vipul Gandhi <vgandhi@...eaurora.org>,
	Wim Van Sebroeck <wim@...ana.be>,
	Jon Masters <jcm@...hat.com>, Leo Duran <leo.duran@....com>,
	Jon Corbet <corbet@....net>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	Rafael Wysocki <rjw@...ysocki.net>,
	Dave Young <dyoung@...hat.com>,
	Pratyush Anand <panand@...hat.com>,
	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>,
	Rob Herring <robherring2@...il.com>
Subject: Re: [PATCH v8 1/5] Documentation: add sbsa-gwdt driver documentation

Fu Wei wrote:
> In virtualization system, Linux kernel with KVM support as a
> Hypervisor, and guest are using a one of SBSA watchdog.
> WS0 is handled by guest OS, and WS1 will be handled by Hypervisor.

I don't see how that would work, because the host kernel cannot 
reconfigure the behavior of WS1.

Besides, don't KVM guests use some kind of software and/or 
paravirtualized watchdog?

-- 
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the
Code Aurora Forum, hosted by The Linux Foundation.
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