On Sunday 11 June 2017 01:43 AM, kbuild test robot wrote:
Hi Anju,
[auto build test ERROR on powerpc/next]
[also build test ERROR on v4.12-rc4 next-20170609]
[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/Madhavan-Srinivasan/IMC-Instrumentation-Support/20170609-183528
base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc-defconfig (attached as .config)
compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget
https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=powerpc
Note: the
linux-review/Madhavan-Srinivasan/IMC-Instrumentation-Support/20170609-183528
HEAD 32ada0705ff79986e8ceca5e83dba14c0b620751 builds fine.
It only hurts bisectibility.
All errors (new ones prefixed by >>):
In file included from include/linux/compiler.h:62:0,
from include/uapi/linux/stddef.h:1,
from include/linux/stddef.h:4,
from include/uapi/linux/posix_types.h:4,
from include/uapi/linux/types.h:13,
from include/linux/types.h:5,
from include/uapi/linux/perf_event.h:17,
from include/linux/perf_event.h:17,
from arch/powerpc/perf/imc-pmu.c:13:
arch/powerpc/perf/imc-pmu.c: In function 'cleanup_all_thread_imc_memory':
arch/powerpc/perf/imc-pmu.c:863:31: error: 'cpu' undeclared (first use in this
function)
Have fixed this issue in the next patch. Damn my bad.
Will wait for comments and if needed can respin just with this.
Maddy
if (per_cpu(thread_imc_mem, cpu))
^
include/linux/compiler-gcc.h:53:26: note: in definition of macro
'RELOC_HIDE'
(typeof(ptr)) (__ptr + (off)); \
^~~
include/linux/percpu-defs.h:223:2: note: in expansion of macro
'SHIFT_PERCPU_PTR'
SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \
^~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:223:26: note: in expansion of macro
'per_cpu_offset'
SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \
^~~~~~~~~~~~~~
include/linux/percpu-defs.h:256:29: note: in expansion of macro
'per_cpu_ptr'
#define per_cpu(var, cpu) (*per_cpu_ptr(&(var), cpu))
^~~~~~~~~~~
arch/powerpc/perf/imc-pmu.c:863:7: note: in expansion of macro 'per_cpu'
if (per_cpu(thread_imc_mem, cpu))
^~~~~~~
arch/powerpc/perf/imc-pmu.c:863:31: note: each undeclared identifier is
reported only once for each function it appears in
if (per_cpu(thread_imc_mem, cpu))
^
include/linux/compiler-gcc.h:53:26: note: in definition of macro
'RELOC_HIDE'
(typeof(ptr)) (__ptr + (off)); \
^~~
include/linux/percpu-defs.h:223:2: note: in expansion of macro
'SHIFT_PERCPU_PTR'
SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \
^~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:223:26: note: in expansion of macro
'per_cpu_offset'
SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu))); \
^~~~~~~~~~~~~~
include/linux/percpu-defs.h:256:29: note: in expansion of macro
'per_cpu_ptr'
#define per_cpu(var, cpu) (*per_cpu_ptr(&(var), cpu))
^~~~~~~~~~~
arch/powerpc/perf/imc-pmu.c:863:7: note: in expansion of macro 'per_cpu'
if (per_cpu(thread_imc_mem, cpu))
^~~~~~~
vim +/cpu +863 arch/powerpc/perf/imc-pmu.c
857
858 static void cleanup_all_thread_imc_memory(void)
859 {
860 int i;
861
862 for_each_online_cpu(i) {
> 863 if (per_cpu(thread_imc_mem, cpu))
864 free_pages(per_cpu(thread_imc_mem, cpu), 0);
865 }
866 }
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