* [sashal-linux-stable:queue-5.12 32/35] arch/x86/events/intel/lbr.c:729:16: error: too many arguments to function 'x86_get_pmu'
@ 2021-05-24 0:48 kernel test robot
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From: kernel test robot @ 2021-05-24 0:48 UTC (permalink / raw)
To: kbuild-all
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-5.12
head: ac24f18ba7b235ec30919c2b1e84fb2a2033be47
commit: b7c724b23139e432dbef68d45b19607c6b069356 [32/35] perf/x86/lbr: Remove cpuc->lbr_xsave allocation from atomic context
config: i386-tinyconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/commit/?id=b7c724b23139e432dbef68d45b19607c6b069356
git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git
git fetch --no-tags sashal-linux-stable queue-5.12
git checkout b7c724b23139e432dbef68d45b19607c6b069356
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/x86/events/intel/lbr.c: In function 'reserve_lbr_buffers':
>> arch/x86/events/intel/lbr.c:729:16: error: too many arguments to function 'x86_get_pmu'
729 | kmem_cache = x86_get_pmu(cpu)->task_ctx_cache;
| ^~~~~~~~~~~
In file included from arch/x86/events/intel/lbr.c:9:
arch/x86/events/intel/../perf_event.h:908:13: note: declared here
908 | struct pmu *x86_get_pmu(void);
| ^~~~~~~~~~~
vim +/x86_get_pmu +729 arch/x86/events/intel/lbr.c
717
718 void reserve_lbr_buffers(void)
719 {
720 struct kmem_cache *kmem_cache;
721 struct cpu_hw_events *cpuc;
722 int cpu;
723
724 if (!static_cpu_has(X86_FEATURE_ARCH_LBR))
725 return;
726
727 for_each_possible_cpu(cpu) {
728 cpuc = per_cpu_ptr(&cpu_hw_events, cpu);
> 729 kmem_cache = x86_get_pmu(cpu)->task_ctx_cache;
730 if (!kmem_cache || cpuc->lbr_xsave)
731 continue;
732
733 cpuc->lbr_xsave = kmem_cache_alloc_node(kmem_cache, GFP_KERNEL,
734 cpu_to_node(cpu));
735 }
736 }
737
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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