5:34 a.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 1c273e10bc0cc7efb933e0ca10e260cdfc9f0b8c
commit: 0d3b051adbb72ed81956447d0d1e54d5943ee6f5 csky: Add VDSO with GENERIC_GETTIMEOFDAY,
GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO
date: 3 weeks ago
config: csky-randconfig-r025-20210321 (attached as .config)
compiler: csky-linux-gcc (GCC) 9.3.0
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/torvalds/linux.git/commit...
git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 0d3b051adbb72ed81956447d0d1e54d5943ee6f5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=csky
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> arch/csky/kernel/perf_event.c:90:10: warning: no previous
prototype for 'csky_pmu_read_cc' [-Wmissing-prototypes]
90 | uint64_t
csky_pmu_read_cc(void)
| ^~~~~~~~~~~~~~~~
arch/csky/kernel/perf_event.c:878:6: warning: no previous prototype for
'csky_pmu_event_set_period' [-Wmissing-prototypes]
878 | int csky_pmu_event_set_period(struct perf_event *event)
| ^~~~~~~~~~~~~~~~~~~~~~~~~
arch/csky/kernel/perf_event.c:1198:5: warning: no previous prototype for
'init_hw_perf_events' [-Wmissing-prototypes]
1198 | int init_hw_perf_events(void)
| ^~~~~~~~~~~~~~~~~~~
arch/csky/kernel/perf_event.c:1293:5: warning: no previous prototype for
'csky_pmu_device_probe' [-Wmissing-prototypes]
1293 | int csky_pmu_device_probe(struct platform_device *pdev,
| ^~~~~~~~~~~~~~~~~~~~~
vim +/csky_pmu_read_cc +90 arch/csky/kernel/perf_event.c
88
89 /* cycle counter */
90 uint64_t csky_pmu_read_cc(void)
91 {
92 uint32_t lo, hi, tmp;
93 uint64_t result;
94
95 do {
96 tmp = cprgr("<0, 0x3>");
97 lo = cprgr("<0, 0x2>");
98 hi = cprgr("<0, 0x3>");
99 } while (hi != tmp);
100
101 result = (uint64_t) (hi) << 32;
102 result |= lo;
103
104 return result;
105 }
106
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org