From: Timur Tabi <timur@codeaurora.org>
To: Fu Wei <fu.wei@linaro.org>, Mark Rutland <mark.rutland@arm.com>
Cc: Linaro ACPI Mailman List <linaro-acpi@lists.linaro.org>,
linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org,
LKML <linux-kernel@vger.kernel.org>,
linux-doc@vger.kernel.org, Wei Fu <tekkamanninja@gmail.com>,
Arnd Bergmann <arnd@arndb.de>, Guenter Roeck <linux@roeck-us.net>,
Vipul Gandhi <vgandhi@codeaurora.org>,
Wim Van Sebroeck <wim@iguana.be>, Jon Masters <jcm@redhat.com>,
Leo Duran <leo.duran@amd.com>, Jon Corbet <corbet@lwn.net>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
Rafael Wysocki <rjw@rjwysocki.net>,
Dave Young <dyoung@redhat.com>,
Pratyush Anand <panand@redhat.com>,
Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>,
Rob Herring <robherring2@gmail.com>
Subject: Re: [PATCH v8 1/5] Documentation: add sbsa-gwdt driver documentation
Date: Sun, 1 Nov 2015 22:06:35 -0600 [thread overview]
Message-ID: <5636E14B.8000305@codeaurora.org> (raw)
In-Reply-To: <CADyBb7sjZ-XcPkGqtD4Dq-V5CmXY1dSBf7RiC7VLunMBrdMvMw@mail.gmail.com>
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.
WARNING: multiple messages have this Message-ID (diff)
From: Timur Tabi <timur-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
To: Fu Wei <fu.wei-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
Cc: Linaro ACPI Mailman List
<linaro-acpi-cunTk1MwBs8s++Sfvej+rw@public.gmane.org>,
linux-watchdog-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Wei Fu <tekkamanninja-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
Guenter Roeck <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>,
Vipul Gandhi <vgandhi-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
Wim Van Sebroeck <wim-IQzOog9fTRqzQB+pC5nmwQ@public.gmane.org>,
Jon Masters <jcm-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Leo Duran <leo.duran-5C7GfCeVMHo@public.gmane.org>,
Jon Corbet <corbet-T1hC0tSOHrs@public.gmane.org>,
Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Rafael Wysocki <rjw-LthD3rsA81gm4RdzfppkhA@public.gmane.org>,
Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Pratyush Anand <panand-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Suravee Suthikulpanit
<Suravee.Suthikulpanit-5C7GfCeVMHo@public.gmane.org>,
Rob Herring <robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v8 1/5] Documentation: add sbsa-gwdt driver documentation
Date: Sun, 1 Nov 2015 22:06:35 -0600 [thread overview]
Message-ID: <5636E14B.8000305@codeaurora.org> (raw)
In-Reply-To: <CADyBb7sjZ-XcPkGqtD4Dq-V5CmXY1dSBf7RiC7VLunMBrdMvMw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
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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next prev parent reply other threads:[~2015-11-02 4:06 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-27 16:06 [PATCH v8 0/5] Watchdog: introduce ARM SBSA watchdog driver fu.wei
2015-10-27 16:06 ` [PATCH v8 1/5] Documentation: add sbsa-gwdt driver documentation fu.wei
2015-10-27 16:22 ` Mark Rutland
2015-10-27 16:22 ` Mark Rutland
2015-10-28 4:10 ` Fu Wei
2015-10-28 4:10 ` Fu Wei
2015-10-30 17:46 ` Timur Tabi
2015-10-30 17:46 ` Timur Tabi
2015-10-30 18:35 ` Fu Wei
2015-10-30 18:53 ` Timur Tabi
2015-10-30 18:53 ` Timur Tabi
2015-10-30 19:05 ` Mark Rutland
2015-10-30 20:37 ` Timur Tabi
2015-11-02 4:10 ` Fu Wei
2015-11-02 4:10 ` Fu Wei
2015-11-02 4:03 ` Fu Wei
2015-11-02 4:03 ` Fu Wei
2015-11-02 4:06 ` Timur Tabi [this message]
2015-11-02 4:06 ` Timur Tabi
2015-11-02 4:23 ` Jon Masters
2015-10-27 16:06 ` [PATCH v8 2/5] ARM64: add SBSA Generic Watchdog device node in foundation-v8.dts fu.wei
2015-10-27 16:06 ` [PATCH v8 3/5] ARM64: add SBSA Generic Watchdog device node in amd-seattle-soc.dtsi fu.wei
2015-10-27 16:06 ` [PATCH v8 4/5] Watchdog: introdouce "pretimeout" into framework fu.wei
2015-10-27 16:06 ` [PATCH v8 5/5] Watchdog: introduce ARM SBSA watchdog driver fu.wei
2015-11-05 1:59 ` [Linaro-acpi] " Timur Tabi
2015-11-05 5:13 ` Guenter Roeck
2015-11-05 11:58 ` Fu Wei
2015-11-05 13:47 ` Timur Tabi
2015-11-05 13:47 ` Timur Tabi
2015-11-05 13:47 ` Timur Tabi
2015-11-05 14:03 ` Fu Wei
2015-11-05 14:03 ` Fu Wei
2015-11-05 14:08 ` Timur Tabi
2015-11-05 14:35 ` Fu Wei
2015-11-05 14:40 ` Timur Tabi
2015-11-05 15:00 ` Fu Wei
2015-11-05 16:41 ` Guenter Roeck
2015-11-05 17:58 ` Fu Wei
2015-11-05 17:59 ` Timur Tabi
2015-11-05 18:04 ` Fu Wei
2015-11-13 0:06 ` Al Stone
2015-11-13 0:23 ` Timur Tabi
2015-11-19 23:50 ` Al Stone
2015-11-13 0:25 ` Guenter Roeck
2015-11-13 0:25 ` Guenter Roeck
2015-11-20 0:11 ` Al Stone
2015-11-20 0:11 ` Al Stone
2015-11-20 0:26 ` Timur Tabi
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