linux-kernel - Re: [PATCH 1/2] dt-bindings: watchdog: Add qemu,vm-watchdog compatible

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Date:   Wed, 6 Apr 2022 16:34:34 +0000
From:   Sebastian Ene <sebastianene@...gle.com>
To:     Rob Herring <robh@...nel.org>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Guenter Roeck <linux@...ck-us.net>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Rob Herring <robh+dt@...nel.org>, qperret@...gle.com,
        maz@...nel.org, linux-watchdog@...r.kernel.org, will@...nel.org
Subject: Re: [PATCH 1/2] dt-bindings: watchdog: Add qemu,vm-watchdog
 compatible

On Wed, Apr 06, 2022 at 07:25:24AM -0500, Rob Herring wrote:
> On Tue, 05 Apr 2022 14:19:54 +0000, Sebastian Ene wrote:
> > This watchdog can be used to detect stalls on vCPUs.
> > 
> > Signed-off-by: Sebastian Ene <sebastianene@...gle.com>
> > ---
> >  .../devicetree/bindings/watchdog/vm-wdt.yaml  | 44 +++++++++++++++++++
> >  1 file changed, 44 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/watchdog/vm-wdt.yaml
> > 

Hello Rob,

> 
> My bot found errors running 'make DT_CHECKER_FLAGS=-m dt_binding_check'
> on your patch (DT_CHECKER_FLAGS is new in v5.13):
> 
> yamllint warnings/errors:
> 
> dtschema/dtc warnings/errors:
> /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/watchdog/vm-wdt.yaml: properties:timeout-sec: '$ref' should not be valid under {'const': '$ref'}
> 	hint: Standard unit suffix properties don't need a type $ref
> 	from schema $id: http://devicetree.org/meta-schemas/core.yaml#
> /builds/robherring/linux-dt-review/Documentation/devicetree/bindings/watchdog/vm-wdt.yaml: ignoring, error in schema: properties: timeout-sec
> Documentation/devicetree/bindings/watchdog/vm-wdt.example.dtb:0:0: /example-0/watchdog: failed to match any schema with compatible: ['qemu,vm-watchdog']
> 
> doc reference errors (make refcheckdocs):
> 
> See https://patchwork.ozlabs.org/patch/
> 

I will fix them, thanks for letting me know.

> This check can fail if there are any dependencies. The base for a patch
> series is generally the most recent rc1.
> 
> If you already ran 'make dt_binding_check' and didn't see the above
> error(s), then make sure 'yamllint' is installed and dt-schema is up to
> date:
> 
> pip3 install dtschema --upgrade
> 
> Please check and re-submit.
> 

Cheers,
Sebastian