linux-kernel - Re: [PATCH v9 1/2] dt-bindings: vcpu_stall_detector: Add qemu,vcpu-stall-detector compatible

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Message-ID: <20220701210118.GA1523163-robh@kernel.org>
Date:   Fri, 1 Jul 2022 15:01:18 -0600
From:   Rob Herring <robh@...nel.org>
To:     Sebastian Ene <sebastianene@...gle.com>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Arnd Bergmann <arnd@...db.de>, devicetree@...r.kernel.org,
        maz@...nel.org, vdonnefort@...gle.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        will@...nel.org, Dragan Cvetic <dragan.cvetic@...inx.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v9 1/2] dt-bindings: vcpu_stall_detector: Add
 qemu,vcpu-stall-detector compatible

On Fri, 01 Jul 2022 14:40:13 +0000, Sebastian Ene wrote:
> The VCPU stall detection mechanism allows to configure the expiration
> duration and the internal counter clock frequency measured in Hz.
> Add these properties in the schema.
> 
> While this is a memory mapped virtual device, it is expected to be loaded
> when the DT contains the compatible: "qemu,vcpu-stall-detector" node.
> In a protected VM we trust the generated DT nodes and we don't rely on
> the host to present the hardware peripherals.
> 
> Signed-off-by: Sebastian Ene <sebastianene@...gle.com>
> ---
>  .../misc/qemu,vcpu-stall-detector.yaml        | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/misc/qemu,vcpu-stall-detector.yaml
> 

Reviewed-by: Rob Herring <robh@...nel.org>