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Subject: Re: linux-next: build warning after merge of the tip tree
To:     Ingo Molnar <mingo@kernel.org>,
        Stephen Rothwell <sfr@canb.auug.org.au>
Cc:     Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
        "H. Peter Anvin" <hpa@zytor.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Linux Next Mailing List <linux-next@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
References: <20200107164317.51190747@canb.auug.org.au>
 <20200107071604.GA45744@gmail.com>
From:   Shile Zhang <shile.zhang@linux.alibaba.com>
Message-ID: <399f0d7d-ffbd-3226-6b6b-8bb7daef2051@linux.alibaba.com>
Date:   Tue, 7 Jan 2020 15:22:55 +0800
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On 2020/1/7 15:16, Ingo Molnar wrote:
> * Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
>> Hi all,
>>
>> [This has been happening for a while, I just missed it :-( ]
>>
>> After merging the tip tree, today's linux-next build (x86_64 allnoconfig)
>> produced this warning:
>>
>> arch/x86/kernel/unwind_orc.c:210:12: warning: 'orc_sort_cmp' defined but not used [-Wunused-function]
>>    210 | static int orc_sort_cmp(const void *_a, const void *_b)
>>        |            ^~~~~~~~~~~~
>> arch/x86/kernel/unwind_orc.c:190:13: warning: 'orc_sort_swap' defined but not used [-Wunused-function]
>>    190 | static void orc_sort_swap(void *_a, void *_b, int size)
>>        |             ^~~~~~~~~~~~~
>>
>> Introduced by commit
>>
>>    f14bf6a350df ("x86/unwind/orc: Remove boot-time ORC unwind tables sorting")
> Now fixed via:
>
>    22a7fa8848c5: ("x86/unwind/orc: Fix !CONFIG_MODULES build warning")
>
> Will push it out after some testing, should go out with the next
> tip:auto-latest version.
Thanks very much! sorry for trouble.
>
> Thanks,
>
> 	Ingo