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Message-ID: <201601281751.ld31D5aS%fengguang.wu@intel.com>
Date: Thu, 28 Jan 2016 17:41:06 +0800
From: kbuild test robot <lkp@...el.com>
To: Borislav Petkov <bp@...en8.de>
Cc: kbuild-all@...org, Huang Rui <ray.huang@....com>,
Borislav Petkov <bp@...e.de>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...nel.org>,
Andy Lutomirski <luto@...capital.net>,
Thomas Gleixner <tglx@...utronix.de>,
Robert Richter <rric@...nel.org>,
Jacob Shin <jacob.w.shin@...il.com>,
John Stultz <john.stultz@...aro.org>,
Frédéric Weisbecker <fweisbec@...il.com>,
linux-kernel@...r.kernel.org, spg_linux_kernel@....com,
x86@...nel.org, Guenter Roeck <linux@...ck-us.net>,
Andreas Herrmann <herrmann.der.user@...glemail.com>,
Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
Aravind Gopalakrishnan <Aravind.Gopalakrishnan@....com>,
Fengguang Wu <fengguang.wu@...el.com>,
Aaron Lu <aaron.lu@...el.com>
Subject: Re: [PATCH] perf/x86/amd/power: Add AMD accumulated power reporting
Hi Borislav,
[auto build test WARNING on tip/x86/core]
[also build test WARNING on v4.5-rc1 next-20160128]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Borislav-Petkov/perf-x86-amd-power-Add-AMD-accumulated-power-reporting/20160128-170527
config: i386-randconfig-s0-201604 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All warnings (new ones prefixed by >>):
In file included from arch/x86/include/asm/alternative.h:158:0,
from arch/x86/include/asm/bitops.h:16,
from include/linux/bitops.h:36,
from include/linux/kernel.h:10,
from include/linux/list.h:8,
from include/linux/module.h:9,
from arch/x86/kernel/cpu/perf_event_amd_power.c:13:
arch/x86/kernel/cpu/perf_event_amd_power.c: In function 'amd_power_pmu_init':
arch/x86/kernel/cpu/perf_event_amd_power.c:432:20: error: 'X86_FEATURE_ACC_POWER' undeclared (first use in this function)
if (!boot_cpu_has(X86_FEATURE_ACC_POWER))
^
arch/x86/include/asm/cpufeature.h:319:24: note: in definition of macro 'cpu_has'
(__builtin_constant_p(bit) && REQUIRED_MASK_BIT_SET(bit) ? 1 : \
^
>> arch/x86/kernel/cpu/perf_event_amd_power.c:432:7: note: in expansion of macro 'boot_cpu_has'
if (!boot_cpu_has(X86_FEATURE_ACC_POWER))
^
arch/x86/kernel/cpu/perf_event_amd_power.c:432:20: note: each undeclared identifier is reported only once for each function it appears in
if (!boot_cpu_has(X86_FEATURE_ACC_POWER))
^
arch/x86/include/asm/cpufeature.h:319:24: note: in definition of macro 'cpu_has'
(__builtin_constant_p(bit) && REQUIRED_MASK_BIT_SET(bit) ? 1 : \
^
>> arch/x86/kernel/cpu/perf_event_amd_power.c:432:7: note: in expansion of macro 'boot_cpu_has'
if (!boot_cpu_has(X86_FEATURE_ACC_POWER))
^
arch/x86/kernel/cpu/perf_event_amd_power.c:435:17: error: implicit declaration of function 'amd_get_cores_per_cu' [-Werror=implicit-function-declaration]
cores_per_cu = amd_get_cores_per_cu();
^
cc1: some warnings being treated as errors
vim +/boot_cpu_has +432 arch/x86/kernel/cpu/perf_event_amd_power.c
416 return NOTIFY_OK;
417 }
418
419 static const struct x86_cpu_id cpu_match[] = {
420 { .vendor = X86_VENDOR_AMD, .family = 0x15 },
421 {},
422 };
423
424 static int __init amd_power_pmu_init(void)
425 {
426 int i, ret;
427 u64 tmp;
428
429 if (!x86_match_cpu(cpu_match))
430 return 0;
431
> 432 if (!boot_cpu_has(X86_FEATURE_ACC_POWER))
433 return -ENODEV;
434
435 cores_per_cu = amd_get_cores_per_cu();
436 cu_num = boot_cpu_data.x86_max_cores / cores_per_cu;
437
438 if (WARN_ON_ONCE(cu_num > MAX_CUS))
439 return -EINVAL;
440
---
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