Hi Like, Thank you for the patch! Yet something to improve: [auto build test ERROR on kvm/linux-next] [cannot apply to v5.4-rc1 next-20190930] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Like-Xu/perf-core-Provide-a-kernel-internal-interface-to-recalibrate-event-period/20191001-081543 base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git linux-next config: nds32-allnoconfig (attached as .config) compiler: nds32le-linux-gcc (GCC) 8.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=8.1.0 make.cross ARCH=nds32 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): nds32le-linux-ld: init/do_mounts.o: in function `perf_event_period': >> do_mounts.c:(.text+0xc): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: init/noinitramfs.o: in function `perf_event_period': noinitramfs.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: arch/nds32/kernel/sys_nds32.o: in function `perf_event_period': sys_nds32.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: arch/nds32/kernel/syscall_table.o: in function `perf_event_period': syscall_table.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: arch/nds32/mm/fault.o: in function `perf_event_period': fault.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/fork.o: in function `perf_event_period': fork.c:(.text+0x374): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/exec_domain.o: in function `perf_event_period': exec_domain.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/cpu.o: in function `perf_event_period': cpu.c:(.text+0xd4): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/exit.o: in function `perf_event_period': exit.c:(.text+0xf30): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sysctl.o: in function `perf_event_period': sysctl.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sysctl_binary.o: in function `perf_event_period': sysctl_binary.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/capability.o: in function `perf_event_period': capability.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/ptrace.o: in function `perf_event_period': ptrace.c:(.text+0x3f4): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/signal.o: in function `perf_event_period': signal.c:(.text+0x580): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sys.o: in function `perf_event_period': sys.c:(.text+0x70c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/umh.o: in function `perf_event_period': umh.c:(.text+0x4c8): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/pid.o: in function `perf_event_period': pid.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/nsproxy.o: in function `perf_event_period': nsproxy.c:(.text+0x14c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/reboot.o: in function `perf_event_period': reboot.c:(.text+0x6c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/core.o: in function `perf_event_period': core.c:(.text+0x338): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/loadavg.o: in function `perf_event_period': loadavg.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/clock.o: in function `perf_event_period': clock.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/cputime.o: in function `perf_event_period': cputime.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/idle.o: in function `perf_event_period': idle.c:(.text+0x94): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/fair.o: in function `perf_event_period': fair.c:(.text+0xe68): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/rt.o: in function `perf_event_period': rt.c:(.text+0x9bc): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/deadline.o: in function `perf_event_period': deadline.c:(.text+0x138c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/wait.o: in function `perf_event_period': wait.c:(.text+0x16c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/wait_bit.o: in function `perf_event_period': wait_bit.c:(.text+0x70): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/swait.o: in function `perf_event_period': swait.c:(.text+0x28): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/sched/completion.o: in function `perf_event_period': completion.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/power/qos.o: in function `perf_event_period': qos.c:(.text+0xbc): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/printk/printk.o: in function `perf_event_period': printk.c:(.text+0x1cc): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/time/time.o: in function `perf_event_period': time.c:(.text+0x3c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/time/timer.o: in function `perf_event_period': timer.c:(.text+0x3a4): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/time/hrtimer.o: in function `perf_event_period': hrtimer.c:(.text+0x5c4): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/time/posix-stubs.o: in function `perf_event_period': posix-stubs.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: kernel/time/tick-common.o: in function `perf_event_period': tick-common.c:(.text+0x18c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/fadvise.o: in function `perf_event_period': fadvise.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/page-writeback.o: in function `perf_event_period': page-writeback.c:(.text+0x668): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/readahead.o: in function `perf_event_period': readahead.c:(.text+0x198): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/debug.o: in function `perf_event_period': debug.c:(.text+0x74): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/mincore.o: in function `perf_event_period': mincore.c:(.text+0x184): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/mlock.o: in function `perf_event_period': mlock.c:(.text+0x528): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/mmap.o: in function `perf_event_period': mmap.c:(.text+0x63c): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/mprotect.o: in function `perf_event_period': mprotect.c:(.text+0x2b8): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/mremap.o: in function `perf_event_period': mremap.c:(.text+0xdc): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: mm/msync.o: in function `perf_event_period': msync.c:(.text+0x0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: fs/open.o: in function `perf_event_period': open.c:(.text+0x3f4): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: fs/read_write.o: in function `perf_event_period': read_write.c:(.text+0x300): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here nds32le-linux-ld: fs/stat.o: in function `perf_event_period': stat.c:(.text+0x2f0): multiple definition of `perf_event_period'; init/main.o:main.c:(.text+0x0): first defined here --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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