Hi Binoy, [auto build test ERROR on tip/perf/core] [also build test ERROR on v4.8-rc3 next-20160824] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] [Check https://git-scm.com/docs/git-format-patch for more information]
url: https://github.com/0day-ci/linux/commits/Binoy-Jayan/tracing-Deference-pointers-without-RCU-checks/20160824-192127 config: sparc64-allyesconfig (attached as .config) compiler: sparc64-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609 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=sparc64 All errors (new ones prefixed by >>): kernel/trace/trace_irqsoff.c: In function 'stop_critical_timings': >> kernel/trace/trace_irqsoff.c:454:14: error: passing argument 1 of >> 'get_delta' from incompatible pointer type >> [-Werror=incompatible-pointer-types] get_delta(&ts_critical_timings)); ^ kernel/trace/trace_irqsoff.c:430:23: note: expected 'cycle_t * {aka long long unsigned int *}' but argument is of type 'cycle_t * {aka long long unsigned int *}' static inline cycle_t get_delta(cycle_t __percpu *ts) ^ kernel/trace/trace_irqsoff.c: In function 'time_hardirqs_on': kernel/trace/trace_irqsoff.c:466:14: error: passing argument 1 of 'get_delta' from incompatible pointer type [-Werror=incompatible-pointer-types] get_delta(&ts_irqs)); ^ kernel/trace/trace_irqsoff.c:430:23: note: expected 'cycle_t * {aka long long unsigned int *}' but argument is of type 'cycle_t * {aka long long unsigned int *}' static inline cycle_t get_delta(cycle_t __percpu *ts) ^ cc1: some warnings being treated as errors vim +/get_delta +454 kernel/trace/trace_irqsoff.c 448 if (preempt_trace() || irq_trace()) 449 stop_critical_timing(CALLER_ADDR0, CALLER_ADDR1); 450 451 if (trace_latency_critical_timings_enabled()) { 452 trace_latency_critical_timings( 453 raw_smp_processor_id(), > 454 get_delta(&ts_critical_timings)); 455 } 456 457 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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