Messages in this thread | | | Date | Fri, 3 Sep 2021 08:04:46 +0800 | From | kernel test robot <> | Subject | [rcu:dev.2021.08.25a 98/115] kernel/time/hrtimer.c:1631:6: warning: no previous prototype for 'hrtimer_interrupt_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: cf9fcdcca72481c55d41aa2fbe276a79db5f62ec [98/115] EXP cpu: Print out hrtimer_interrupt() information config: powerpc-allyesconfig (attached as .config) compiler: powerpc64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=cf9fcdcca72481c55d41aa2fbe276a79db5f62ec 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 cf9fcdcca72481c55d41aa2fbe276a79db5f62ec # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=powerpc
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:120:35: warning: initialized field overwritten [-Woverride-init] 120 | [CLOCK_REALTIME] = HRTIMER_BASE_REALTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:120:35: note: (near initialization for 'hrtimer_clock_to_base_table[0]') kernel/time/hrtimer.c:121:35: warning: initialized field overwritten [-Woverride-init] 121 | [CLOCK_MONOTONIC] = HRTIMER_BASE_MONOTONIC, | ^~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:121:35: note: (near initialization for 'hrtimer_clock_to_base_table[1]') kernel/time/hrtimer.c:122:35: warning: initialized field overwritten [-Woverride-init] 122 | [CLOCK_BOOTTIME] = HRTIMER_BASE_BOOTTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:122:35: note: (near initialization for 'hrtimer_clock_to_base_table[7]') kernel/time/hrtimer.c:123:35: warning: initialized field overwritten [-Woverride-init] 123 | [CLOCK_TAI] = HRTIMER_BASE_TAI, | ^~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:123:35: note: (near initialization for 'hrtimer_clock_to_base_table[11]') >> kernel/time/hrtimer.c:1631:6: warning: no previous prototype for 'hrtimer_interrupt_get_debug' [-Wmissing-prototypes] 1631 | void hrtimer_interrupt_get_debug(int cpu, unsigned short *nr_hangs, ktime_t *delta) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/hrtimer_interrupt_get_debug +1631 kernel/time/hrtimer.c
1630 > 1631 void hrtimer_interrupt_get_debug(int cpu, unsigned short *nr_hangs, ktime_t *delta) 1632 { 1633 *nr_hangs = READ_ONCE(per_cpu(hrtimer_bases, cpu).nr_hangs); 1634 *delta = READ_ONCE(per_cpu(hrtimer_interrupt_delta, cpu)); 1635 } 1636
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