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From: Michael Ellerman <mpe@ellerman.id.au>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org,
	Nathan Chancellor <natechancellor@gmail.com>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
	clang-built-linux@googlegroups.com,
	kbuild test robot <lkp@intel.com>
Subject: Re: [PATCH] input: i8042: Remove special PowerPC handling
Date: Thu, 21 May 2020 17:39:13 +1000
Message-ID: <87wo557n4u.fsf@mpe.ellerman.id.au> (raw)
In-Reply-To: <20200520171618.GT89269@dtor-ws>

Dmitry Torokhov <dmitry.torokhov@gmail.com> writes:
> Hi Michael,
>
> On Wed, May 20, 2020 at 04:07:00PM +1000, Michael Ellerman wrote:
>> [ + Dmitry & linux-input ]
>> 
>> Nathan Chancellor <natechancellor@gmail.com> writes:
>> > This causes a build error with CONFIG_WALNUT because kb_cs and kb_data
>> > were removed in commit 917f0af9e5a9 ("powerpc: Remove arch/ppc and
>> > include/asm-ppc").
>> >
>> > ld.lld: error: undefined symbol: kb_cs
>> >> referenced by i8042-ppcio.h:28 (drivers/input/serio/i8042-ppcio.h:28)
>> >> input/serio/i8042.o:(__i8042_command) in archive drivers/built-in.a
>> >> referenced by i8042-ppcio.h:28 (drivers/input/serio/i8042-ppcio.h:28)
>> >> input/serio/i8042.o:(__i8042_command) in archive drivers/built-in.a
>> >> referenced by i8042-ppcio.h:28 (drivers/input/serio/i8042-ppcio.h:28)
>> >> input/serio/i8042.o:(__i8042_command) in archive drivers/built-in.a
>> >
>> > ld.lld: error: undefined symbol: kb_data
>> >> referenced by i8042.c:309 (drivers/input/serio/i8042.c:309)
>> >> input/serio/i8042.o:(__i8042_command) in archive drivers/built-in.a
>> >> referenced by i8042-ppcio.h:33 (drivers/input/serio/i8042-ppcio.h:33)
>> >> input/serio/i8042.o:(__i8042_command) in archive drivers/built-in.a
>> >> referenced by i8042.c:319 (drivers/input/serio/i8042.c:319)
>> >> input/serio/i8042.o:(__i8042_command) in archive drivers/built-in.a
>> >> referenced 15 more times
>> >
>> > Presumably since nobody has noticed this for the last 12 years, there is
>> > not anyone actually trying to use this driver so we can just remove this
>> > special walnut code and use the generic header so it builds for all
>> > configurations.
>> >
>> > Fixes: 917f0af9e5a9 ("powerpc: Remove arch/ppc and include/asm-ppc")
>> > Reported-by: kbuild test robot <lkp@intel.com>
>> > Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
>> > ---
>> >  drivers/input/serio/i8042-ppcio.h | 57 -------------------------------
>> >  drivers/input/serio/i8042.h       |  2 --
>> >  2 files changed, 59 deletions(-)
>> >  delete mode 100644 drivers/input/serio/i8042-ppcio.h
>> 
>> This LGTM.
>> 
>> Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
>> 
>> I assumed drivers/input/serio would be pretty quiet, but there's
>> actually some commits to it in linux-next. So perhaps this should go via
>> the input tree.
>> 
>> Dmitry do you want to take this, or should I take it via powerpc?
>> 
>> Original patch is here:
>>   https://lore.kernel.org/lkml/20200518181043.3363953-1-natechancellor@gmail.com
>
> I'm fine with you taking it through powerpc.
>
> Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Thanks.

> Also, while I have your attention ;), could you please ack or take
> https://lore.kernel.org/lkml/20191002214854.GA114387@dtor-ws/ as I
> believe this is the last user or input_polled_dev API and I would like
> to drop it from the tree.

Ooof. Sorry, you are very patient :)

I have put it in my next-test.

In future feel free to send me mail off-list, or ping me on irc, if I
haven't picked something up after several months!

cheers

      reply index

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87a7254bxd.fsf@mpe.ellerman.id.au>
     [not found] ` <20200518181043.3363953-1-natechancellor@gmail.com>
2020-05-20  6:07   ` Michael Ellerman
2020-05-20 17:16     ` Dmitry Torokhov
2020-05-21  7:39       ` Michael Ellerman [this message]

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