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From: Paolo Bonzini <pbonzini@redhat.com>
To: Sean Christopherson <seanjc@google.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	Chenyi Qiang <chenyi.qiang@intel.com>,
	Lei Wang <lei4.wang@intel.com>
Subject: Re: [PATCH 1/2] KVM: VMX: Sanitize VM-Entry/VM-Exit control pairs at kvm_intel load time
Date: Fri, 27 May 2022 11:44:23 +0200	[thread overview]
Message-ID: <97b4d324-9f74-0490-5d6c-c5b40acfc457@redhat.com> (raw)
In-Reply-To: <Yo/yhiVl++FTSa3S@google.com>

On 5/26/22 23:35, Sean Christopherson wrote:
> It's not for clarity, it's to prevent plopping an EXIT control into the ENTRY
> slot and vice versa.  I have a hell of a time trying to visually differentiate
> those, and a buggy pair isn't guaranteed to be detected at runtime, e.g. if both
> are swapped, all bets are off, and if one is duplicated, odds the warn may or may
> not show up unless hardware actually supports at least one of the controls, if not
> both.

Make the lines longer than 80 characters and align each element so that 
you have a line of VM_ENTRY_ and VM_EXIT_.  (It would not work if they 
were the same length, but they aren't).

Paolo


  reply	other threads:[~2022-05-27  9:44 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-25 21:04 [PATCH 0/2] KVM: VMX: Sanitize VM-Entry/VM-Exit pairs during setup Sean Christopherson
2022-05-25 21:04 ` [PATCH 1/2] KVM: VMX: Sanitize VM-Entry/VM-Exit control pairs at kvm_intel load time Sean Christopherson
2022-05-25 23:27   ` Yuan Yao
2022-05-26  0:42     ` Sean Christopherson
2022-05-26  1:04       ` Yuan Yao
2022-05-26 10:39   ` Paolo Bonzini
2022-05-26 21:35     ` Sean Christopherson
2022-05-27  9:44       ` Paolo Bonzini [this message]
2022-05-25 21:04 ` [PATCH 2/2] KVM: VMX: Add knob to allow rejecting kvm_intel on inconsistent VMCS config Sean Christopherson
2022-05-25 21:17   ` Jim Mattson
2022-05-26  0:45     ` Sean Christopherson
2022-05-26  1:00       ` Jim Mattson
2022-05-26 10:39   ` Paolo Bonzini

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