From: Kalle Valo <kvalo@codeaurora.org>
To: Jonas Gorski <jogo@openwrt.org>
Cc: "linux-wireless\@vger.kernel.org" <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH] bcma: fix linking problem with of_default_bus_match_table
Date: Thu, 23 Jul 2015 20:15:29 +0300 [thread overview]
Message-ID: <877fpqhk26.fsf@kamboji.qca.qualcomm.com> (raw)
In-Reply-To: <55B11085.5040909@openwrt.org> (Jonas Gorski's message of "Thu, 23 Jul 2015 18:04:21 +0200")
Jonas Gorski <jogo@openwrt.org> writes:
>>> I think this isn't enough, AFAICT this needs IS_BUILTIN(CONFIG_BCMA)
>>> && IS_ENABLED(CONFIG_OF), else it will break with OF=n and BCMA=y, as
>>> of_default_bus_match_table is only defined/built-in when OF=y.
>>
>> I just tested and OF=n and BCMA=y case built succesfully for me. I think
>> it's because of_default_bus_match_table is created even when CONFIG_OF
>> is n. Can you double check, please?
>>
>
> Thinking more about it, I know/remember why it complies even if it
> shouldn't: the inline prototype for !OF of of_platform_populate does not
> use any of the arguments so the compiler optimises the reference out.
> So unless you compile with -O0, you are fine.
Thanks for checking. I think this is good enough for now and I'll apply
this once I get the report from kbuild.
--
Kalle Valo
next prev parent reply other threads:[~2015-07-23 17:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-23 6:31 [PATCH] bcma: fix linking problem with of_default_bus_match_table Kalle Valo
2015-07-23 10:02 ` Jonas Gorski
2015-07-23 15:51 ` Kalle Valo
2015-07-23 16:04 ` Jonas Gorski
2015-07-23 17:15 ` Kalle Valo [this message]
2015-07-26 11:57 ` Kalle Valo
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