Hi ,

On 25 November 2016 at 22:32, kbuild test robot [off-list ref] wrote:

Hi Fu,

[auto build test ERROR on pm/linux-next]
[also build test ERROR on v4.9-rc6]
[cannot apply to tip/timers/core next-20161125]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/fu-wei-linaro-org/acpi-clocksource-add-GTDT-driver-and-GTDT-support-in-arm_arch_timer/20161125-171111
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: arm64-defconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm64

Note: the linux-review/fu-wei-linaro-org/acpi-clocksource-add-GTDT-driver-and-GTDT-support-in-arm_arch_timer/20161125-171111 HEAD 498f1f2503da21841b0e7679ddbdb86a40451bdb builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   drivers/clocksource/arm_arch_timer.c: In function 'arch_timer_acpi_init':

Sorry, again,

a "+ int ret;" should be move from [12/15] to here, I have fix the
problem in my repo, it would happen in next patchset

https://git.linaro.org/people/fu.wei/linux.git/log/?h=topic-gtdt-wakeup-timer_upstream_v18_devel

quoted

quoted

drivers/clocksource/arm_arch_timer.c:1071:2: error: 'ret' undeclared (first use in this function)

     ret = arch_timer_register();
     ^~~
   drivers/clocksource/arm_arch_timer.c:1071:2: note: each undeclared identifier is reported only once for each function it appears in

vim +/ret +1071 drivers/clocksource/arm_arch_timer.c

  1065                  return -EINVAL;
  1066          }
  1067
  1068          /* Always-on capability */
  1069          arch_timer_c3stop = !(gtdt->non_secure_el1_flags & ACPI_GTDT_ALWAYS_ON);
  1070

quoted

1071          ret = arch_timer_register();

  1072          if (ret)
  1073                  return ret;
  1074

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

-- 
Best regards,

Fu Wei
Software Engineer
Red Hat