[oracle-dtrace:devel/v2/6.6/dtrace 8/11] arch/arm/vdso/vgettimeofday.c:15:9: error: call to undeclared function '__cvdso_clock_gettime32'; ISO C99 and later do not support implicit function declarations

[oracle-dtrace:devel/v2/6.6/dtrace 8/11] arch/arm/vdso/vgettimeofday.c:15:9: error: call to undeclared function '__cvdso_clock_gettime32'; ISO C99 and later do not support implicit function declarations

[kernel test robot]

tree:   https://github.com/oracle/dtrace-linux-kernel devel/v2/6.6/dtrace
head:   03ef4d82312b48741fbdafdd2aaebf3f0567f9a6
commit: f9d9484f2e95b50c63c6e6bd96d727f6d7ab1f3e [8/11] ctf: generate CTF information for the kernel
config: arm-bcm2835_defconfig (https://download.01.org/0day-ci/archive/20231206/202312061248.Me86lIls-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231206/202312061248.Me86lIls-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312061248.Me86lIls-lkp@intel.com/

All errors (new ones prefixed by >>):

>> arch/arm/vdso/vgettimeofday.c:15:9: error: call to undeclared function '__cvdso_clock_gettime32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
      15 |         return __cvdso_clock_gettime32(clock, ts);
         |                ^
   arch/arm/vdso/vgettimeofday.c:15:9: note: did you mean '__cvdso_clock_gettime'?
   lib/vdso/gettimeofday.c:266:1: note: '__cvdso_clock_gettime' declared here
     266 | __cvdso_clock_gettime(clockid_t clock, struct __kernel_timespec *ts)
         | ^
>> arch/arm/vdso/vgettimeofday.c:33:9: error: call to undeclared function '__cvdso_clock_getres_time32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
      33 |         return __cvdso_clock_getres_time32(clock_id, res);
         |                ^
   arch/arm/vdso/vgettimeofday.c:33:9: note: did you mean '__cvdso_clock_getres_common'?
   lib/vdso/gettimeofday.c:357:5: note: '__cvdso_clock_getres_common' declared here
     357 | int __cvdso_clock_getres_common(const struct vdso_data *vd, clockid_t clock,
         |     ^
   2 errors generated.


vim +/__cvdso_clock_gettime32 +15 arch/arm/vdso/vgettimeofday.c

8512287a816559 Nathan Lynch      2015-03-25  11  
20e2fc42312f96 Vincenzo Frascino 2019-11-04  12  int __vdso_clock_gettime(clockid_t clock,
20e2fc42312f96 Vincenzo Frascino 2019-11-04  13  			 struct old_timespec32 *ts)
8512287a816559 Nathan Lynch      2015-03-25  14  {
20e2fc42312f96 Vincenzo Frascino 2019-11-04 @15  	return __cvdso_clock_gettime32(clock, ts);
8512287a816559 Nathan Lynch      2015-03-25  16  }
8512287a816559 Nathan Lynch      2015-03-25  17  
74d06efb9c2f99 Vincenzo Frascino 2019-11-04  18  int __vdso_clock_gettime64(clockid_t clock,
74d06efb9c2f99 Vincenzo Frascino 2019-11-04  19  			   struct __kernel_timespec *ts)
74d06efb9c2f99 Vincenzo Frascino 2019-11-04  20  {
74d06efb9c2f99 Vincenzo Frascino 2019-11-04  21  	return __cvdso_clock_gettime(clock, ts);
74d06efb9c2f99 Vincenzo Frascino 2019-11-04  22  }
74d06efb9c2f99 Vincenzo Frascino 2019-11-04  23  
20e2fc42312f96 Vincenzo Frascino 2019-11-04  24  int __vdso_gettimeofday(struct __kernel_old_timeval *tv,
20e2fc42312f96 Vincenzo Frascino 2019-11-04  25  			struct timezone *tz)
8512287a816559 Nathan Lynch      2015-03-25  26  {
20e2fc42312f96 Vincenzo Frascino 2019-11-04  27  	return __cvdso_gettimeofday(tv, tz);
8512287a816559 Nathan Lynch      2015-03-25  28  }
8512287a816559 Nathan Lynch      2015-03-25  29  
052e76a31b4a64 Vincenzo Frascino 2019-11-04  30  int __vdso_clock_getres(clockid_t clock_id,
052e76a31b4a64 Vincenzo Frascino 2019-11-04  31  			struct old_timespec32 *res)
052e76a31b4a64 Vincenzo Frascino 2019-11-04  32  {
052e76a31b4a64 Vincenzo Frascino 2019-11-04 @33  	return __cvdso_clock_getres_time32(clock_id, res);
052e76a31b4a64 Vincenzo Frascino 2019-11-04  34  }
052e76a31b4a64 Vincenzo Frascino 2019-11-04  35  

:::::: The code at line 15 was first introduced by commit
:::::: 20e2fc42312f960f497ac2d617e3742754e1fa5e ARM: 8930/1: Add support for generic vDSO

:::::: TO: Vincenzo Frascino <vincenzo.frascino@arm.com>
:::::: CC: Russell King <rmk+kernel@armlinux.org.uk>

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https://github.com/intel/lkp-tests/wiki