Hi Vincenzo,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[cannot apply to v5.4 next-20191129]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see
https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Vincenzo-Frascino/Mips32-gettime...
base:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
a6ed68d6468bd5a3da78a103344ded1435fed57a
config: mips-jmr3927_defconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 7.4.0
reproduce:
wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=mips
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
In file included from <command-line>:0:0:
lib/vdso/gettimeofday.c: In function '__cvdso_gettimeofday':
> lib/vdso/gettimeofday.c:152:11: error: implicit declaration of
function 'gettimeofday_fallback'; did you mean 'clock_gettime32_fallback'?
[-Werror=implicit-function-declaration]
return gettimeofday_fallback(tv,
tz);
^~~~~~~~~~~~~~~~~~~~~
clock_gettime32_fallback
cc1: all warnings being treated as errors
vim +152 lib/vdso/gettimeofday.c
00b26474c2f161 Vincenzo Frascino 2019-06-21 142
00b26474c2f161 Vincenzo Frascino 2019-06-21 143 static __maybe_unused int
00b26474c2f161 Vincenzo Frascino 2019-06-21 144 __cvdso_gettimeofday(struct
__kernel_old_timeval *tv, struct timezone *tz)
00b26474c2f161 Vincenzo Frascino 2019-06-21 145 {
00b26474c2f161 Vincenzo Frascino 2019-06-21 146 const struct vdso_data *vd =
__arch_get_vdso_data();
00b26474c2f161 Vincenzo Frascino 2019-06-21 147
00b26474c2f161 Vincenzo Frascino 2019-06-21 148 if (likely(tv != NULL)) {
00b26474c2f161 Vincenzo Frascino 2019-06-21 149 struct __kernel_timespec ts;
00b26474c2f161 Vincenzo Frascino 2019-06-21 150
00b26474c2f161 Vincenzo Frascino 2019-06-21 151 if (do_hres(&vd[CS_HRES_COARSE],
CLOCK_REALTIME, &ts))
00b26474c2f161 Vincenzo Frascino 2019-06-21 @152 return gettimeofday_fallback(tv,
tz);
00b26474c2f161 Vincenzo Frascino 2019-06-21 153
00b26474c2f161 Vincenzo Frascino 2019-06-21 154 tv->tv_sec = ts.tv_sec;
00b26474c2f161 Vincenzo Frascino 2019-06-21 155 tv->tv_usec = (u32)ts.tv_nsec /
NSEC_PER_USEC;
00b26474c2f161 Vincenzo Frascino 2019-06-21 156 }
00b26474c2f161 Vincenzo Frascino 2019-06-21 157
00b26474c2f161 Vincenzo Frascino 2019-06-21 158 if (unlikely(tz != NULL)) {
00b26474c2f161 Vincenzo Frascino 2019-06-21 159 tz->tz_minuteswest =
vd[CS_HRES_COARSE].tz_minuteswest;
00b26474c2f161 Vincenzo Frascino 2019-06-21 160 tz->tz_dsttime =
vd[CS_HRES_COARSE].tz_dsttime;
00b26474c2f161 Vincenzo Frascino 2019-06-21 161 }
00b26474c2f161 Vincenzo Frascino 2019-06-21 162
00b26474c2f161 Vincenzo Frascino 2019-06-21 163 return 0;
00b26474c2f161 Vincenzo Frascino 2019-06-21 164 }
00b26474c2f161 Vincenzo Frascino 2019-06-21 165
:::::: The code at line 152 was first introduced by commit
:::::: 00b26474c2f1613d7ab894c525f775c67c8a9e8f lib/vdso: Provide generic VDSO
implementation
:::::: TO: Vincenzo Frascino <vincenzo.frascino(a)arm.com>
:::::: CC: Thomas Gleixner <tglx(a)linutronix.de>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation