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Sat, 28 Nov 2020 07:42:11 -0800 (PST) From: Souptick Joarder To: hca@linux.ibm.com, kbuild-all@lists.01.org, svens@linux.ibm.com Cc: clang-built-linux@googlegroups.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Souptick Joarder Subject: [PATCH linux-next] include/getcpu.h: Fixed kernel test robot warning Date: Sat, 28 Nov 2020 21:11:57 +0530 Message-Id: <1606578117-2895-1-git-send-email-jrdr.linux@gmail.com> X-Mailer: git-send-email 1.9.1 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Kernel test robot generates below warning -> >> arch/s390/kernel/vdso64/getcpu.c:8:5: warning: no previous prototype >> for function '__s390_vdso_getcpu' [-Wmissing-prototypes] int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused) ^ arch/s390/kernel/vdso64/getcpu.c:8:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused) ^ static 1 warning generated. vim +/__s390_vdso_getcpu +8 arch/s390/kernel/vdso64/getcpu.c 7 > 8 int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct > getcpu_cache *unused) It is fixed by adding a prototype. Reported-by: kernel test robot Signed-off-by: Souptick Joarder --- include/linux/getcpu.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/getcpu.h b/include/linux/getcpu.h index c304dcd..43c9208 100644 --- a/include/linux/getcpu.h +++ b/include/linux/getcpu.h @@ -16,4 +16,5 @@ struct getcpu_cache { unsigned long blob[128 / sizeof(long)]; }; +int __s390_vdso_getcpu(unsigned *cpu, unsigned *node, struct getcpu_cache *unused); #endif