Hi Anton, [auto build test ERROR on powerpc/next -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Anton-Blanchard/powerpc-Don-t-disable-kernel-FP-VMX-VSX-MSR-bits-on-context-switch/20151028-091736 config: powerpc-mpc85xx_cds_defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/kernel/process.c: In function 'giveup_spe': >> arch/powerpc/kernel/process.c:247:24: error: parameter name omitted void giveup_spe(struct task_struct *) ^ >> arch/powerpc/kernel/process.c:252:31: error: 'tsk' undeclared (first use in >> this function) check_if_tm_restore_required(tsk); ^ arch/powerpc/kernel/process.c:252:31: note: each undeclared identifier is reported only once for each function it appears in >> arch/powerpc/kernel/process.c:258:2: error: implicit declaration of function >> '__giveup_spe' [-Werror=implicit-function-declaration] __giveup_spe(tsk); ^ cc1: all warnings being treated as errors vim +247 arch/powerpc/kernel/process.c 241 } 242 } 243 EXPORT_SYMBOL_GPL(flush_vsx_to_thread); 244 #endif /* CONFIG_VSX */ 245 246 #ifdef CONFIG_SPE > 247 void giveup_spe(struct task_struct *) 248 { 249 u64 oldmsr = mfmsr(); 250 u64 newmsr; 251 > 252 check_if_tm_restore_required(tsk); 253 254 newmsr = oldmsr | MSR_SPE; 255 if (oldmsr != newmsr) 256 mtmsr_isync(newmsr); 257 > 258 __giveup_spe(tsk); 259 } 260 EXPORT_SYMBOL(giveup_spe); 261 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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