From: govinds@codeaurora.org
To: Kalle Valo <kvalo@codeaurora.org>
Cc: yamada.masahiro@socionext.com, linux-wireless@vger.kernel.org,
ath10k@lists.infradead.org
Subject: Re: [PATCH 01/13] ath10k: platform driver for WCN3990 SNOC WLAN module
Date: Fri, 23 Mar 2018 17:24:55 +0530 [thread overview]
Message-ID: <eccd10c7db468515fe255b75f102e301@codeaurora.org> (raw)
In-Reply-To: <87lgf0cn24.fsf@kamboji.qca.qualcomm.com>
On 2018-03-10 14:41, Kalle Valo wrote:
> <yamada.masahiro@socionext.com> writes:
>
>>> >> Kbuild bot found an odd problem with this patch:
>>> >>
>>> >> include/linux/dynamic_debug.h:77:14: error: 'KBUILD_MODNAME'
>>> >> undeclared (first use in this function); did you mean
>>> 'KBUILD_BASENAME'?
>>> >>
>>> >> Full report:
>>> >>
>>> >>
>>> http://lists.infradead.org/pipermail/ath10k/2018-February/010907.html
>>> >>
>>> >> Any ideas? Is this is some unrelated issue or what? This patch is not
>>> >> even touching hif.h or ce.c.
>>> >
>>> > I didn't encountered this issue as in my defconfig only
>>> > CONFIG_ATH10K_SNOC was defined. This problem is coming when we define
>>> > CONFIG_ATH10K_SNOC and CONFIG_ATH10K_PCI simultaneously in defconfig
>>> > and this is known issue when multiple modules share objects(in this
>>> > case ce.o). I saw similar reported problem and found
>>> > https://patchwork.kernel.org/patch/10060825/.
>>> >
>>> > After picking the below change issue is not seen.
>>>
>>> Let's ask the kbuild maintainer. Masahiro, any chances of getting
>>> this
>>> patch applied anytime soon:
>>>
>>> kbuild: define KBUILD_MODNAME even if multiple modules share objects
>>>
>>> https://patchwork.kernel.org/patch/10060825/
>>>
>>> In ath10k we would need it as otherwise we are not able to link ce.o
>>> both to ath10k_pci.ko and ath10k_snoc.ko. What do you think?
>>>
>>> Full discussion and the ath10k patch here:
>>>
>>> https://patchwork.kernel.org/patch/10220657/
>>>
>>
>> I plan to submit v2, but even if the undefined KBUILD_MODNAME is
>> fixed,
>> I expect another problem from this patch.
>>
>> If both CONFIG_ATH10K_PCI and CONFIG_ATH10_SNOC are 'y'
>> two instances of ce.o would be linked into vmliux,
>> then causes multiple definition error.
>
> Oh, I didn't realise this. Thanks for pointing it out. Govind is
> looking
> at other ways to fix this.
https://patchwork.kernel.org/patch/10298659/ is raised to address this
problem.
Thanks,
Govind
next prev parent reply other threads:[~2018-03-23 11:54 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-15 8:47 [PATCH 01/13] ath10k: platform driver for WCN3990 SNOC WLAN module Govind Singh
2018-03-01 10:06 ` Kalle Valo
2018-03-01 10:13 ` Govind Singh
2018-03-06 12:41 ` Kalle Valo
2018-03-08 0:25 ` yamada.masahiro
2018-03-10 9:11 ` Kalle Valo
2018-03-23 11:54 ` govinds [this message]
2018-04-04 1:56 ` yamada.masahiro
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