tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   5695e51619745d4fe3ec2506a2f0cd982c5e27a4
commit: 7d68c89169508064c460a1208f38ed0589d226fa powerpc/32s: Allow deselecting 
CONFIG_PPC_FPU on mpc832x
date:   3 months ago
config: powerpc-randconfig-r021-20210228 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 
83bc7815c4235786111aa2abf7193292e4a602f5)
reproduce (this is a W=1 build):
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install powerpc cross compiling tool for clang build
        # apt-get install binutils-powerpc-linux-gnu
        # 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7d68c89169508064c460a1208f38ed0589d226fa
        git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 7d68c89169508064c460a1208f38ed0589d226fa
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>

All errors (new ones prefixed by >>):

>> drivers/cpufreq/pmac32-cpufreq.c:262:2: error: implicit declaration of 
>> function 'enable_kernel_fp' [-Werror,-Wimplicit-function-declaration]
           enable_kernel_fp();
           ^
   1 error generated.


vim +/enable_kernel_fp +262 drivers/cpufreq/pmac32-cpufreq.c

14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  229  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  230  /* Switch CPU speed under PMU control
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  231   */
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  232  static int pmu_set_cpu_speed(int low_speed)
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  233  {
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  234    struct adb_request req;
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  235    unsigned long save_l2cr;
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  236    unsigned long save_l3cr;
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  237    unsigned int pic_prio;
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  238    unsigned long flags;
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  239  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  240    preempt_disable();
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  241  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  242  #ifdef DEBUG_FREQ
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  243    printk(KERN_DEBUG "HID1, before: %x\n", mfspr(SPRN_HID1));
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  244  #endif
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  245    pmu_suspend();
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  246  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  247    /* Disable all interrupt sources on openpic */
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  248    pic_prio = mpic_cpu_get_priority();
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  249    mpic_cpu_set_priority(0xf);
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  250  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  251    /* Make sure the decrementer won't interrupt us */
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  252    asm volatile("mtdec %0" : : "r" (0x7fffffff));
80f7228b59e4bb arch/powerpc/platforms/powermac/cpufreq_32.c   Adrian Bunk    
2006-06-30  253    /* Make sure any pending DEC interrupt occurring while we did
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  254     * the above didn't re-enable the DEC */
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  255    mb();
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  256    asm volatile("mtdec %0" : : "r" (0x7fffffff));
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  257  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  258    /* We can now disable MSR_EE */
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  259    local_irq_save(flags);
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  260  
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  261    /* Giveup the FPU & vec */
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26 @262    enable_kernel_fp();
14cf11af6cf608 arch/powerpc/platforms/powermac/pmac_cpufreq.c Paul Mackerras 
2005-09-26  263  

:::::: The code at line 262 was first introduced by commit
:::::: 14cf11af6cf608eb8c23e989ddb17a715ddce109 powerpc: Merge enough to start 
building in arch/powerpc.

:::::: TO: Paul Mackerras <pau...@samba.org>
:::::: CC: Paul Mackerras <pau...@samba.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org

Attachment: .config.gz
Description: application/gzip

Reply via email to