From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: "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>,
"Shuah Khan" <shuah@kernel.org>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
linux-edac@vger.kernel.org, linux-kselftest@vger.kernel.org,
"Borislav Petkov" <bp@suse.de>
Subject: Re: [PATCH v3 01/19] x86/msr-index: Clean up bit defines for IA32_FEATURE_CONTROL MSR
Date: Thu, 21 Nov 2019 11:46:14 +0200 [thread overview]
Message-ID: <20191121094614.GA20907@linux.intel.com> (raw)
In-Reply-To: <20191119031240.7779-2-sean.j.christopherson@intel.com>
On Mon, Nov 18, 2019 at 07:12:22PM -0800, Sean Christopherson wrote:
> As pointed out by Boris, the defines for bits in IA32_FEATURE_CONTROL
> are quite a mouthful, especially the VMX bits which must differentiate
> between enabling VMX inside and outside SMX (TXT) operation. Rename the
> bit defines to abbreviate FEATURE_CONTROL as FEAT_CTL so that they're a
> little friendlier on the eyes. Keep the full name for the MSR itself to
> help even the most obtuse reader decipher the abbreviation, and to match
> the name used by the Intel SDM.
If you anyway shorten the prefix, why not then go directly to FT_CTL?
It is as obvious as FEAT_CTL is. Given the exhausting long variable
names like FEAT_CTL_VMX_ENABLED_OUTSIDE_SMX this would be worth of
considering.
/Jarkko
next prev parent reply other threads:[~2019-11-21 9:46 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-19 3:12 [PATCH v3 00/19] x86/cpu: Clean up handling of VMX features Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 01/19] x86/msr-index: Clean up bit defines for IA32_FEATURE_CONTROL MSR Sean Christopherson
2019-11-19 11:15 ` Borislav Petkov
2019-11-19 23:18 ` Sean Christopherson
2019-11-20 17:48 ` Borislav Petkov
2019-11-21 9:46 ` Jarkko Sakkinen [this message]
2019-11-21 22:14 ` Sean Christopherson
2019-11-29 21:06 ` Jarkko Sakkinen
2019-11-29 21:11 ` Jarkko Sakkinen
2019-11-19 3:12 ` [PATCH v3 02/19] selftests: kvm: Replace manual MSR defs with common msr-index.h Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 03/19] tools arch x86: Sync msr-index.h from kernel sources Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 04/19] x86/intel: Initialize IA32_FEATURE_CONTROL MSR at boot Sean Christopherson
2019-11-19 4:41 ` Kai Huang
2019-11-19 5:03 ` Sean Christopherson
2019-11-21 10:39 ` Jarkko Sakkinen
2019-11-21 10:41 ` Jarkko Sakkinen
2019-11-21 11:05 ` Borislav Petkov
2019-11-21 22:12 ` Sean Christopherson
2019-11-22 12:34 ` Borislav Petkov
2019-11-19 3:12 ` [PATCH v3 05/19] x86/mce: WARN once if IA32_FEATURE_CONTROL MSR is left unlocked Sean Christopherson
2019-11-21 10:45 ` Jarkko Sakkinen
2019-11-19 3:12 ` [PATCH v3 06/19] x86/centaur: Use common IA32_FEATURE_CONTROL MSR initialization Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 07/19] x86/zhaoxin: " Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 08/19] KVM: VMX: Drop initialization of IA32_FEATURE_CONTROL MSR Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 09/19] x86/cpu: Clear VMX feature flag if VMX is not fully enabled Sean Christopherson
2019-11-21 16:24 ` Borislav Petkov
2019-11-21 21:07 ` Sean Christopherson
2019-11-22 16:02 ` Borislav Petkov
2019-11-19 3:12 ` [PATCH v3 10/19] KVM: VMX: Use VMX feature flag to query BIOS enabling Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 11/19] KVM: VMX: Check for full VMX support when verifying CPU compatibility Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 12/19] x86/vmx: Introduce VMX_FEATURES_* Sean Christopherson
2019-11-21 16:52 ` Borislav Petkov
2019-11-21 21:50 ` Sean Christopherson
2019-11-22 18:36 ` Borislav Petkov
2019-11-22 19:09 ` Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 13/19] x86/cpu: Detect VMX features on Intel, Centaur and Zhaoxin CPUs Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 14/19] x86/cpu: Print VMX flags in /proc/cpuinfo using VMX_FEATURES_* Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 15/19] x86/cpufeatures: Drop synthetic VMX feature flags Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 16/19] KVM: VMX: Use VMX_FEATURE_* flags to define VMCS control bits Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 17/19] x86/cpufeatures: Clean up synthetic virtualization flags Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 18/19] perf/x86: Provide stubs of KVM helpers for non-Intel CPUs Sean Christopherson
2019-11-19 3:12 ` [PATCH v3 19/19] KVM: VMX: Allow KVM_INTEL when building for Centaur and/or Zhaoxin CPUs Sean Christopherson
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