Re: [PATCH v1 1/1] thermal: rcar_gen3_thermal: request IRQ after device initialization

From: Simon Horman
Date: Tue Apr 23 2019 - 06:01:14 EST


On Tue, Apr 16, 2019 at 07:48:30PM +0200, Eugeniu Rosca wrote:
> Hi Jiada,
>
> Adding below people, since they've made recent contributions to the
> driver and might be interested in your patch:
>
> git log master --since="1 year" -- drivers/thermal/rcar_gen3_thermal.c \
> | grep -o "\-by:.*" | sed 's/\-by: //' | sort | uniq -c | sort -rn
> 7 Eduardo Valentin <edubezval@xxxxxxxxx>
> 6 Simon Horman <horms+renesas@xxxxxxxxxxxx>
> 5 Niklas SÃderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> 2 Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> 1 Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
> 1 Marek Vasut <marek.vasut+renesas@xxxxxxxxx>
> 1 Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
> 1 Hien Dang <hien.dang.eb@xxxxxxxxxxx>
> 1 Fabrizio Castro <fabrizio.castro@xxxxxxxxxxxxxx>
> 1 Dien Pham <dien.pham.ry@xxxxxxxxxxx>
> 1 Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> 1 Biju Das <biju.das@xxxxxxxxxxxxxx>
>
> I confirm that loading and unloading the rcar3 thermal driver in a
> loop produces soft lockup using v5.1-rc5-10-g618d919cae2f on
> H3-ES2.0-Salvator-X.
>
> Full log and .config can be found here:
> https://gist.github.com/erosca/1f76b6dd897cdc39581fca475155e363
>
> I post an excerpt from the above [1] (why not including it in the
> description?). Also, why not rephrasing the commit summary line in such
> a way that everybody understands this patch fixes a severe issue, e.g.
> "thermal: rcar_gen3_thermal: Fix soft lockup on probe" ?
>
> BTW, with this patch applied I left the thermal driver being
> loaded/unloaded on the target for over one hour w/o seeing the issue
> reproduced. So, while there might be slight variations in how the final
> solution looks like, I think the patch already deserves a:
>
> Tested-by: Eugeniu Rosca <erosca@xxxxxxxxxxxxxx>
>
> [1] Soft lockup reproduced with v5.1-rc5-10-g618d919cae2f

Thanks,

Unfortunately I do not see the patch in my inbox.
Would you care to repost it including the following recipients.

linux-pm@xxxxxxxxxxxxxxx
Zhang Rui <rui.zhang@xxxxxxxxx>
Eduardo Valentin <edubezval@xxxxxxxxx>
linux-renesas-soc@xxxxxxxxxxxxxxx
Niklas SÃderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>

Feel free to include the suggestions made by Eugeniu above and post a v2.