Messages in this thread | | | Date | Fri, 3 Sep 2021 06:01:47 +0800 | From | kernel test robot <> | Subject | [rcu:dev.2021.08.25a 99/115] kernel/time/hrtimer.c:1478:7: warning: no previous prototype for '__run_hrtimer_get_debug' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2021.08.25a head: 2ba1d046d9bc5b4496027d120e3ddcdfbb2fe9f4 commit: b5d3ff1ac4a5c2cad4fe4c253029971886ff7fcf [99/115] EXP cpu: Print out last hrtimer handler config: i386-tinyconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=b5d3ff1ac4a5c2cad4fe4c253029971886ff7fcf git remote add rcu https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git git fetch --no-tags rcu dev.2021.08.25a git checkout b5d3ff1ac4a5c2cad4fe4c253029971886ff7fcf # save the attached .config to linux build tree make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
kernel/time/hrtimer.c:120:21: warning: initialized field overwritten [-Woverride-init] 120 | [CLOCK_REALTIME] = HRTIMER_BASE_REALTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:120:21: note: (near initialization for 'hrtimer_clock_to_base_table[0]') kernel/time/hrtimer.c:121:22: warning: initialized field overwritten [-Woverride-init] 121 | [CLOCK_MONOTONIC] = HRTIMER_BASE_MONOTONIC, | ^~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:121:22: note: (near initialization for 'hrtimer_clock_to_base_table[1]') kernel/time/hrtimer.c:122:21: warning: initialized field overwritten [-Woverride-init] 122 | [CLOCK_BOOTTIME] = HRTIMER_BASE_BOOTTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:122:21: note: (near initialization for 'hrtimer_clock_to_base_table[7]') kernel/time/hrtimer.c:123:17: warning: initialized field overwritten [-Woverride-init] 123 | [CLOCK_TAI] = HRTIMER_BASE_TAI, | ^~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:123:17: note: (near initialization for 'hrtimer_clock_to_base_table[11]') >> kernel/time/hrtimer.c:1478:7: warning: no previous prototype for '__run_hrtimer_get_debug' [-Wmissing-prototypes] 1478 | void *__run_hrtimer_get_debug(int cpu) | ^~~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c: In function '__run_hrtimer': kernel/time/hrtimer.c:1507:7: warning: variable 'expires_in_hardirq' set but not used [-Wunused-but-set-variable] 1507 | bool expires_in_hardirq; | ^~~~~~~~~~~~~~~~~~
vim +/__run_hrtimer_get_debug +1478 kernel/time/hrtimer.c
1477 > 1478 void *__run_hrtimer_get_debug(int cpu) 1479 { 1480 return READ_ONCE(per_cpu(__run_hrtimer_fn, cpu)); 1481 } 1482
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