Re: [PATCH v10 09/10] powerpc/perf: Thread IMC PMU functions
From: kbuild test robot
Date: Sat Jun 10 2017 - 16:14:15 EST
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)
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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