linux-kernel - Re: Regression in dmaengine/next was removed

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Date:   Mon, 5 Dec 2022 09:56:22 +0100
From:   Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
To:     Vinod Koul <vkoul@...nel.org>
Cc:     kernel@...gutronix.de, Arnd Bergmann <arnd@...nel.org>,
        linux-samsung-soc@...r.kernel.org,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-kernel@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-next@...r.kernel.org, Ben Dooks <ben-linux@...ff.org>,
        dmaengine@...r.kernel.org, Simtec Linux Team <linux@...tec.co.uk>
Subject: Re: Regression in dmaengine/next was removed

Hello Vinod,

On Fri, Dec 02, 2022 at 05:12:53PM +0530, Vinod Koul wrote:
> On 02-12-22, 12:20, Uwe Kleine-König wrote:
> > I made the subject a bit more expressive.

I wonder what I intended to write there, something like "Regression in
dmaengine/next in arm/s3c2410_defconfig", sorry to make it look as if
you already fixed the regression :-)

> > On Fri, Nov 25, 2022 at 09:52:51AM +0100, Krzysztof Kozlowski wrote:
> > > On 25/11/2022 09:51, Uwe Kleine-König wrote:
> > > > On Sun, Nov 20, 2022 at 12:22:31PM +0100, Krzysztof Kozlowski wrote:
> > > >> On 20/11/2022 11:31, Krzysztof Kozlowski wrote:
> > > >>> On 18/11/2022 22:54, Uwe Kleine-König wrote:
> > > >>>> The linux/platform_data/dma-s3c24xx.h header file was removed. It didn't
> > > >>>> declare or define any symbol needed in devs.c though, so the #include
> > > >>>> can just be dropped.
> > > >>>>
> > > >>>> Fixes: cccc46ae3623 ("dmaengine: remove s3c24xx driver")
> > > >>>> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> > > >>>> ---
> > > >>>
> > > >>> The file was not removed... or it should not have been yet. The s3c24xx
> > > >>> dma driver removal should be part of Arnd series taken via SoC ARM.
> > > > 
> > > > The patch enters next with the merge of
> > > > 
> > > > 	git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next
> > > > 
> > > > Ah, the patch that became cccc46ae3623 (i.e. patch #14) is part of a
> > > > bigger series. Its patch #1 removes s3c24xx.c (which you pointed out to be still
> > > > broken) and patch #2 includes the change I suggested here.
> > > > 
> > > >> I think that commit should be just dropped instead.
> > > > 
> > > > +1
> > > > 
> > > > BTW, cccc46ae3623 is included in next since next-20221107 and breaks
> > > > (at least) arm/s3c2410_defconfig. So I would consider reverting
> > > > cccc46ae3623 a fix. (Added linux-next to Cc:)
> > > 
> > > Yes. The build failure of next was reported already by kernel test robot.
> > > 
> > > Vinod, can we drop this patch?
> > 
> > That patch is still contained in the next tags of this week. :-(
> 
> Apologies for delay, I was moving...
> 
> I have reverted and pushed now

Thanks!

Best regards
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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