linux-kernel - Re: next-20251027: s390: pf1550-onkey.c:154:12: error: 'pf1550_onkey_resume' defined but not used [-Werror=unused-function]

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Message-ID: <aQGEFr9aXB69_Eei@sam-fedora>
Date: Tue, 28 Oct 2025 23:03:50 -0400
From: Samuel Kayode <samkay014@...il.com>
To: Naresh Kamboju <naresh.kamboju@...aro.org>
Cc: linux-s390@...r.kernel.org, open list <linux-kernel@...r.kernel.org>,
	lkft-triage@...ts.linaro.org,
	Linux Regressions <regressions@...ts.linux.dev>,
	Anders Roxell <anders.roxell@...aro.org>,
	Arnd Bergmann <arnd@...db.de>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	Ben Copeland <benjamin.copeland@...aro.org>,
	Samuel Kayode <samuel.kayode@...oirfairelinux.com>,
	Samuel Kayode <samkay014@...il.com>,
	Jerome Oufella <jerome.oufella@...oirfairelinux.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Frank Li <Frank.Li@....com>, Sean Nyekjaer <sean@...nix.com>,
	Lee Jones <lee@...nel.org>, Heiko Carstens <hca@...ux.ibm.com>
Subject: Re: next-20251027: s390: pf1550-onkey.c:154:12: error:
 'pf1550_onkey_resume' defined but not used [-Werror=unused-function]

Hi,

fix is at
https://lore.kernel.org/r/20251028-pf1550-v1-1-c50fae56b9b1@gmail.com

Thanks for reporting
Sam

On Mon, Oct 27, 2025 at 02:26:37PM +0530, Naresh Kamboju wrote:
> The following S390 allyesconfig build regressions noticed on the
> Linux next-20251027 tag with gcc-14.
> 
> * S390, build
>   - gcc-14-allyesconfig
> 
> First seen on next-20251027
> Good: next-20251024
> Bad: next-20251027
> 
> Regression Analysis:
> - New regression? yes
> - Reproducibility? yes
> 
> Build regression: next-20251027: pf1550-onkey.c:154:12: error:
> 'pf1550_onkey_resume' defined but not used [-Werror=unused-function]
> 
> Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> 
> ## Build error
> drivers/input/misc/pf1550-onkey.c:154:12: error: 'pf1550_onkey_resume'
> defined but not used [-Werror=unused-function]
>   154 | static int pf1550_onkey_resume(struct device *dev)
>       |            ^~~~~~~~~~~~~~~~~~~
> drivers/input/misc/pf1550-onkey.c:133:12: error:
> 'pf1550_onkey_suspend' defined but not used [-Werror=unused-function]
>   133 | static int pf1550_onkey_suspend(struct device *dev)
>       |            ^~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
> make[6]: *** [/builds/linux/scripts/Makefile.build:287:
> drivers/input/misc/pf1550-onkey.o] Error 1
> 
> 
> ## Source
> * Kernel version: 6.18.0-rc2-next-20251027
> * Git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next.git
> * Git describe: next-20251027
> * Git commit: 8fec172c82c2b5f6f8e47ab837c1dc91ee3d1b87
> * Architectures: S390
> * Toolchains: gcc-14
> * Kconfigs: allyesconfig
> 
> ## Build
> * Test log:  https://storage.tuxsuite.com/public/linaro/lkft/builds/34dKrowtK5wNPnem1T5LSEjjq5o/build.log
> * Test details:
> https://regressions.linaro.org/lkft/linux-next-master/next-20251027/log-parser-build-kernel/gcc-compiler-_drivers_input_misc_pf-onkey_c_error_pf_onkey_resume_defined_but_not_used/
> * Build plan: https://tuxapi.tuxsuite.com/v1/groups/linaro/projects/lkft/builds/34dKrowtK5wNPnem1T5LSEjjq5o
> * Build link: https://storage.tuxsuite.com/public/linaro/lkft/builds/34dKrowtK5wNPnem1T5LSEjjq5o/
> * Kernel config:
> https://storage.tuxsuite.com/public/linaro/lkft/builds/34dKrowtK5wNPnem1T5LSEjjq5o/config
> 
> --
> Linaro LKFT