linux-kernel - Re: [PATCH v3 00/15] Canaan devicetree fixes

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Date:   Fri, 1 Jul 2022 12:14:10 +0100
From:   Sudeep Holla <sudeep.holla@....com>
To:     Damien Le Moal <damien.lemoal@...nsource.wdc.com>
Cc:     Niklas Cassel <Niklas.Cassel@....com>,
        Conor Dooley <mail@...chuod.ie>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>,
        Vinod Koul <vkoul@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Serge Semin <fancer.lancer@...il.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Palmer Dabbelt <palmer@...belt.com>,
        Palmer Dabbelt <palmer@...osinc.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Conor Dooley <conor.dooley@...rochip.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Dillon Min <dillon.minfei@...il.com>,
        Jose Abreu <joabreu@...opsys.com>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>,
        "alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
        "linux-spi@...r.kernel.org" <linux-spi@...r.kernel.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>
Subject: Re: [PATCH v3 00/15] Canaan devicetree fixes

On Fri, Jul 01, 2022 at 06:16:14AM +0900, Damien Le Moal wrote:
> On 7/1/22 02:53, Sudeep Holla wrote:
> > On Thu, Jun 30, 2022 at 04:28:26PM +0000, Niklas Cassel wrote:
> >> On Wed, Jun 29, 2022 at 07:43:29PM +0100, Conor Dooley wrote:
> >>> From: Conor Dooley <conor.dooley@...rochip.com>
> >>>
> >>> Hey all,
> >>> This series should rid us of dtbs_check errors for the RISC-V Canaan k210
> >>> based boards. To make keeping it that way a little easier, I changed the
> >>> Canaan devicetree Makefile so that it would build all of the devicetrees
> >>> in the directory if SOC_CANAAN.
> >>>
> >>> I *DO NOT* have any Canaan hardware so I have not tested any of this in
> >>> action. Since I sent v1, I tried to buy some since it's cheap - but could
> >>> out of the limited stockists none seemed to want to deliver to Ireland :(
> >>> I based the series on next-20220617.
> >>>
> >>
> >> I first tried to apply your series on top of next-20220630,
> >> but was greeted by a bunch of different warnings on boot,
> >> including endless RCU stall warnings.
> >> However, even when booting next-20220630 without your patches,
> >> I got the same warnings and RCU stall.
> >>
> > 
> > Is it possible to share the boot logs please ?
> > Conor is having issues with my arch_topology/cacheinfo updates in -next.
> > I would like to know if your issue is related to that or not ?
> 
> FYI, I see rcu warnings on boot on my dual-socket 8-cores Xeon system, but
> the same kernel does not have the rcu warnings with an AMD Epyc single
> socket 16-cores box.

And any chances of seeing the logs ?

-- 
Regards,
Sudeep