Re: [PATCH v2 00/21] Allow compile-testing NO_DMA (drivers)

From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Christoph Hellwig <hch@lst.de>,
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Subject: Re: [PATCH v2 00/21] Allow compile-testing NO_DMA (drivers)
Date: Fri, 16 Mar 2018 16:41:57 +0100	[thread overview]
Message-ID: <CAMuHMdUKULvoB6-6EhsYpdbWEEEfjtn27GbzpXj7+Mz+=qeOnw@mail.gmail.com> (raw)
In-Reply-To: <20180316151410.GA6527@gondor.apana.org.au>

Hi Herbert,

On Fri, Mar 16, 2018 at 4:14 PM, Herbert Xu <herbert@gondor.apana.org.au> wrote:
> On Fri, Mar 16, 2018 at 02:51:33PM +0100, Geert Uytterhoeven wrote:
>> This patch series:
>>   - Removes dependencies on HAS_DMA for symbols that already have
>>     platform dependencies implying HAS_DMA.
>>
>> To avoid allmodconfig/allyesconfig regressions on NO_DMA=y platforms,
>> this (drivers) series should be applied after the previous (core)
>> series (but not many people may notice/care ;-)
>>
>> Changes compared to v1:
>>   - Add Reviewed-by, Acked-by,
>>   - Drop dependency of SND_SOC_LPASS_IPQ806X on HAS_DMA,
>>   - Drop dependency of VIDEOBUF{,2}_DMA_{CONTIG,SG} on HAS_DMA,
>>   - Drop new dependencies of VIDEO_IPU3_CIO2, DVB_C8SECTPFE, and
>>     MTD_NAND_MARVELL on HAS_DMA,
>>   - Split in per-subsystem patches,
>>   - Split-off the core part in a separate series.
>>
>> This series is against v4.16-rc5. It can also be found at
>> https://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k.git/log/?h=no-dma-compile-testing-v2
>>
>> It has been compile-tested with allmodconfig and allyesconfig for
>> m68k/sun3, and has received attention from the kbuild test robot.
>
> Do these patches have any dependencies? Can they be applied directly
> in a subsystem tree?

| To avoid allmodconfig/allyesconfig regressions on NO_DMA=y platforms,
| this (drivers) series should be applied after the previous (core)
| series (but not many people may notice/care ;-)

Apart from introducing build failures in allmodconfig/allyesconfig builds on
(uncommon) NO_DMA=y platforms, they can be applied directly and individually.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds