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[116.206.12.32]) by smtp.gmail.com with ESMTPSA id p2-20020a634202000000b003a0c6ec24d2sm15003667pga.89.2022.04.26.23.26.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Apr 2022 23:26:27 -0700 (PDT) Date: Wed, 27 Apr 2022 13:26:25 +0700 From: Bagas Sanjaya To: Thiago Jung Bauermann Subject: ppc64_defconfig Werror: no previous prototype on arch/powerpc/kernel/ftrace.c Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , linux-kernel@vger.kernel.org, Paul Mackerras , Miguel Ojeda , linuxppc-dev@lists.ozlabs.org, Luc Van Oostenryck Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Greetings, I did ppc64_defconfig build (gcc 11.2.0) on current master at commit 46cf2c613f4b10 ("Merge tag 'pinctrl-v5.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl"), and it errored out early like this: CC arch/powerpc/kernel/trace/ftrace.o arch/powerpc/kernel/trace/ftrace.c:978:7: error: no previous prototype for ‘arch_ftrace_match_adjust’ [-Werror=missing-prototypes] 978 | char *arch_ftrace_match_adjust(char *str, const char *search) | ^~~~~~~~~~~~~~~~~~~~~~~~ CC init/init_task.o cc1: all warnings being treated as errors make[3]: *** [scripts/Makefile.build:288: arch/powerpc/kernel/trace/ftrace.o] Error 1 make[2]: *** [scripts/Makefile.build:550: arch/powerpc/kernel/trace] Error 2 make[1]: *** [scripts/Makefile.build:550: arch/powerpc/kernel] Error 2 make: *** [Makefile:1834: arch/powerpc] Error 2 The code in question is introduced by commit 7132e2d669bd42 ("ftrace: Match dot symbols when searching functions on ppc64"). Reported-by: Bagas Sanjaya -- An old man doll... just what I always wanted! - Clara