From: Jiri Slaby <jslaby-AlSwsSmVLrQ@public.gmane.org>
To: Jean Delvare <khali-PUYAD+kWke1g9hUCZPvPmw@public.gmane.org>
Cc: Geert Uytterhoeven
<geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
dirk.brandewie-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Michal Marek <mmarek-AlSwsSmVLrQ@public.gmane.org>,
linux-kbuild-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
jbaron-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org,
Jiri Slaby <jirislaby-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: i2c-designware-core: KBUILD_MODNAME undeclared [was: Build regressions/improvements in v3.6-rc1]
Date: Fri, 31 Aug 2012 15:18:02 +0200 [thread overview]
Message-ID: <5040B98A.8090304@suse.cz> (raw)
In-Reply-To: <20120831144429.554345d0-R0o5gVi9kd7kN2dkZ6Wm7A@public.gmane.org>
On 08/31/2012 02:44 PM, Jean Delvare wrote:
> Hi Jiri, Geert,
>
> On Wed, 15 Aug 2012 22:01:38 +0200, Jiri Slaby wrote:
>> On 08/04/2012 11:24 AM, Geert Uytterhoeven wrote:
>>> Below is the list of build error/warning regressions/improvements in
>>> v3.6-rc1[1] compared to v3.5[2].
>> ...
>>> + drivers/i2c/busses/i2c-designware-core.c: error: 'KBUILD_MODNAME' undeclared (first use in this function):
>>
>> This is a real problem we are facing here. It happens on PPC when all
>> I2C_DESIGNWARE_PLATFORM, I2C_DESIGNWARE_PCI and DYNAMIC_DEBUG are set.
>>
>> It's because i2c-designware-core.c is used in two modules
>> (i2c-designware-platform and i2c-designware-pci) and KBUILD_MODNAME is
>> not defined for those because (scripts/Makefile.lib):
>> # $(modname_flags) #defines KBUILD_MODNAME as the name of the module
>> # it will end up in (or would, if it gets compiled in)
>> # Note: Files that end up in two or more modules are compiled
>> # without the KBUILD_MODNAME definition. The reason is
>> # that any made-up name would differ in different configs.
>>
>> But DYNAMIC_DEBUG needs KBUILD_MODNAME for dev_dbg used in that source.
>>
>> Any ideas? Why is it not a separate module for example?
>
> It should be. Axel Lin has posted a patch which does that and it should
> fix your problem:
> https://lkml.org/lkml/2012/6/13/233
>
> Please test and confirm it does the right thing. I'll push the patch
> upstream if it does.
Yes, it does.
thanks,
--
js
suse labs
prev parent reply other threads:[~2012-08-31 13:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1344072256-13170-1-git-send-email-geert@linux-m68k.org>
2012-08-15 20:01 ` i2c-designware-core: KBUILD_MODNAME undeclared [was: Build regressions/improvements in v3.6-rc1] Jiri Slaby
2012-08-31 12:44 ` Jean Delvare
[not found] ` <20120831144429.554345d0-R0o5gVi9kd7kN2dkZ6Wm7A@public.gmane.org>
2012-08-31 13:18 ` Jiri Slaby [this message]
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