Hi Manish, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v5.12-rc5 next-20210331] [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/Manish-Varma/fs-Improve-eventpoll-logging-to-stop-indicting-timerfd/20210401-101954 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git d19cc4bfbff1ae72c3505a00fb8ce0d3fa519e6c config: um-randconfig-r006-20210401 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/49789288695d81f196d99fadd89b5101b26bca8b git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Manish-Varma/fs-Improve-eventpoll-logging-to-stop-indicting-timerfd/20210401-101954 git checkout 49789288695d81f196d99fadd89b5101b26bca8b # save the attached .config to linux build tree make W=1 ARCH=um If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] fs/eventpoll.c: In function 'ep_create_wakeup_source': >> fs/eventpoll.c:1375:26: error: 'wakesource_create_id' undeclared (first use in this function); did you mean 'wakeup_source_create'? 1375 | id = atomic_inc_return(&wakesource_create_id); | ^~~~~~~~~~~~~~~~~~~~ | wakeup_source_create fs/eventpoll.c:1375:26: note: each undeclared identifier is reported only once for each function it appears in vim +1375 fs/eventpoll.c 1357 1358 static int ep_create_wakeup_source(struct epitem *epi) 1359 { 1360 struct name_snapshot n; 1361 struct wakeup_source *ws; 1362 pid_t task_pid; 1363 char buf[64]; 1364 int id; 1365 1366 task_pid = task_pid_nr(current); 1367 1368 if (!epi->ep->ws) { 1369 snprintf(buf, sizeof(buf), "epoll:%d", task_pid); 1370 epi->ep->ws = wakeup_source_register(NULL, buf); 1371 if (!epi->ep->ws) 1372 return -ENOMEM; 1373 } 1374 > 1375 id = atomic_inc_return(&wakesource_create_id); 1376 take_dentry_name_snapshot(&n, epi->ffd.file->f_path.dentry); 1377 snprintf(buf, sizeof(buf), "epollitem%d:%d.%s", id, task_pid, n.name.name); 1378 ws = wakeup_source_register(NULL, buf); 1379 release_dentry_name_snapshot(&n); 1380 1381 if (!ws) 1382 return -ENOMEM; 1383 rcu_assign_pointer(epi->ws, ws); 1384 1385 return 0; 1386 } 1387 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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