linux-kernel - Re: linux-next: build warning after merge of the workqueues tree

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Message-ID: <Y8GHXUcXYJcHPkOY@slm.duckdns.org>
Date:   Fri, 13 Jan 2023 06:31:25 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Valentin Schneider <vschneid@...hat.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the workqueues tree

On Fri, Jan 13, 2023 at 02:31:02PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the workqueues tree, today's linux-next build (x86_64
> allnoconfig and several others) produced this warning:
> 
> kernel/workqueue.c:1993:13: warning: 'rebind_worker' defined but not used [-Wunused-function]
>  1993 | static void rebind_worker(struct worker *worker, struct worker_pool *pool)
>       |             ^~~~~~~~~~~~~
> 
> Introduced by commit
> 
>   793777bc193b ("workqueue: Factorize unbind/rebind_workers() logic")

Valentin, this is caused by rebind_worker() being only used by
rebind_workers() which is inside CONFIG_SMP. I don't see any other uses of
rebind_worker(). Just fold it back into rebind_workers()?

Thanks.

-- 
tejun