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From: Sean Christopherson <sean.j.christopherson@intel.com>
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, "Thomas Gleixner" <tglx@linutronix.de>,
	"Ingo Molnar" <mingo@redhat.com>,
	"Borislav Petkov" <bp@alien8.de>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	"Peter Zijlstra" <peterz@infradead.org>,
	"Arnaldo Carvalho de Melo" <acme@kernel.org>,
	"Mark Rutland" <mark.rutland@arm.com>,
	"Alexander Shishkin" <alexander.shishkin@linux.intel.com>,
	"Jiri Olsa" <jolsa@redhat.com>,
	"Namhyung Kim" <namhyung@kernel.org>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Radim Krčmář" <rkrcmar@redhat.com>,
	"Vitaly Kuznetsov" <vkuznets@redhat.com>,
	"Wanpeng Li" <wanpengli@tencent.com>,
	"Jim Mattson" <jmattson@google.com>,
	"Joerg Roedel" <joro@8bytes.org>,
	"Tony Luck" <tony.luck@intel.com>,
	"Tony W Wang-oc" <TonyWWang-oc@zhaoxin.com>,
	"Len Brown" <lenb@kernel.org>, "Shuah Khan" <shuah@kernel.org>,
	linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	linux-edac@vger.kernel.org, linux-pm@vger.kernel.org,
	linux-kselftest@vger.kernel.org, "Borislav Petkov" <bp@suse.de>,
	"Jarkko Sakkinen" <jarkko.sakkinen@linux.intel.com>
Subject: Re: [PATCH v4 01/19] x86/msr-index: Clean up bit defines for IA32_FEATURE_CONTROL MSR
Date: Mon, 2 Dec 2019 11:06:33 -0800
Message-ID: <20191202190633.GG4063@linux.intel.com> (raw)
In-Reply-To: <201912010347.7tMb4moN%lkp@intel.com>

On Sun, Dec 01, 2019 at 04:52:53AM +0800, kbuild test robot wrote:
> Hi Sean,
> 
> I love your patch! Yet something to improve:
> 
> [auto build test ERROR on tip/auto-latest]
> [also build test ERROR on next-20191129]
> [cannot apply to tip/x86/core kvm/linux-next v5.4]
> [if your patch is applied to the wrong git tree, please drop us a note to help
> improve the system. BTW, we also suggest to use '--base' option to specify the
> base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
> 
> url:    https://github.com/0day-ci/linux/commits/Sean-Christopherson/x86-cpu-Clean-up-handling-of-VMX-features/20191128-094556
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git e445033e58108a9891abfbc0dea90b066a75e4a9
> config: x86_64-randconfig-s0-20191128 (attached as .config)
> compiler: gcc-7 (Debian 7.4.0-14) 7.4.0
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> If you fix the issue, kindly add following tag
> Reported-by: kbuild test robot <lkp@intel.com>
> 
> All errors (new ones prefixed by >>):
> 
>    In file included from arch/x86/include/asm/processor.h:22:0,
>                     from arch/x86/include/asm/cpufeature.h:5,
>                     from arch/x86/include/asm/thread_info.h:53,
>                     from include/linux/thread_info.h:38,
>                     from arch/x86/include/asm/preempt.h:7,
>                     from include/linux/preempt.h:78,
>                     from include/linux/percpu.h:6,
>                     from include/linux/cpuidle.h:14,
>                     from drivers/idle/intel_idle.c:45:
>    drivers/idle/intel_idle.c: In function 'sklh_idle_state_table_update':
> >> drivers/idle/intel_idle.c:1287:10: error: 'MSR_IA32_FEATURE_CONTROL' undeclared (first use in this function); did you mean 'MSR_MISC_FEATURE_CONTROL'?
>       rdmsrl(MSR_IA32_FEATURE_CONTROL, msr);
>              ^

Argh, flat out missed this when doing search and replace.

>    arch/x86/include/asm/msr.h:279:28: note: in definition of macro 'rdmsrl'
>      ((val) = native_read_msr((msr)))
>                                ^~~
>    drivers/idle/intel_idle.c:1287:10: note: each undeclared identifier is reported only once for each function it appears in
>       rdmsrl(MSR_IA32_FEATURE_CONTROL, msr);
>              ^
>    arch/x86/include/asm/msr.h:279:28: note: in definition of macro 'rdmsrl'
>      ((val) = native_read_msr((msr)))
>                                ^~~
> 
> vim +1287 drivers/idle/intel_idle.c

  reply index

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-28  1:39 [PATCH v4 00/19] x86/cpu: Clean up handling of VMX features Sean Christopherson
2019-11-28  1:39 ` [PATCH v4 01/19] x86/msr-index: Clean up bit defines for IA32_FEATURE_CONTROL MSR Sean Christopherson
2019-11-28 21:07   ` kbuild test robot
2019-11-30 20:52   ` kbuild test robot
2019-12-02 19:06     ` Sean Christopherson [this message]
2019-11-28  1:39 ` [PATCH v4 02/19] selftests: kvm: Replace manual MSR defs with common msr-index.h Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 03/19] tools arch x86: Sync msr-index.h from kernel sources Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 04/19] x86/intel: Initialize IA32_FEAT_CTL MSR at boot Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 05/19] x86/mce: WARN once if IA32_FEAT_CTL MSR is left unlocked Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 06/19] x86/centaur: Use common IA32_FEAT_CTL MSR initialization Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 07/19] x86/zhaoxin: " Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 08/19] x86/cpu: Clear VMX feature flag if VMX is not fully enabled Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 09/19] x86/vmx: Introduce VMX_FEATURES_* Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 10/19] x86/cpu: Detect VMX features on Intel, Centaur and Zhaoxin CPUs Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 11/19] x86/cpu: Print VMX flags in /proc/cpuinfo using VMX_FEATURES_* Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 12/19] x86/cpu: Set synthetic VMX cpufeatures during init_ia32_feat_ctl() Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 13/19] x86/cpufeatures: Add flag to track whether MSR IA32_FEAT_CTL is configured Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 14/19] KVM: VMX: Drop initialization of IA32_FEAT_CTL MSR Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 15/19] KVM: VMX: Use VMX feature flag to query BIOS enabling Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 16/19] KVM: VMX: Check for full VMX support when verifying CPU compatibility Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 17/19] KVM: VMX: Use VMX_FEATURE_* flags to define VMCS control bits Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 18/19] perf/x86: Provide stubs of KVM helpers for non-Intel CPUs Sean Christopherson
2019-11-28  1:40 ` [PATCH v4 19/19] KVM: VMX: Allow KVM_INTEL when building for Centaur and/or Zhaoxin CPUs Sean Christopherson

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