Hi "Ronald, Thank you for the patch! Yet something to improve: [auto build test ERROR on input/next] [also build test ERROR on v5.11 next-20210217] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Ronald-Tschal-r/Input-applespi-Don-t-wait-for-responses-to-commands-indefinitely/20210218-032205 base: https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next config: i386-randconfig-s001-20210217 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-215-g0fb77bb6-dirty # https://github.com/0day-ci/linux/commit/838cd23e96675132bdd30878d1b24a59b8a534e1 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Ronald-Tschal-r/Input-applespi-Don-t-wait-for-responses-to-commands-indefinitely/20210218-032205 git checkout 838cd23e96675132bdd30878d1b24a59b8a534e1 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): ld: drivers/input/keyboard/applespi.o: in function `applespi_enable_early_event_tracing': >> drivers/input/keyboard/applespi.c:1666: undefined reference to `trace_set_clr_event' vim +1666 drivers/input/keyboard/applespi.c 1653 1654 static void applespi_enable_early_event_tracing(struct device *dev) 1655 { 1656 char *buf, *event; 1657 int sts; 1658 1659 if (trace_event && trace_event[0]) { 1660 buf = kstrdup(trace_event, GFP_KERNEL); 1661 if (!buf) 1662 return; 1663 1664 while ((event = strsep(&buf, ","))) { 1665 if (event[0]) { > 1666 sts = trace_set_clr_event("applespi", event, 1); 1667 if (sts) 1668 dev_warn(dev, 1669 "Error setting trace event '%s': %d\n", 1670 event, sts); 1671 } 1672 } 1673 1674 kfree(buf); 1675 } 1676 } 1677 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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