linux-kernel - Re: [PATCH 2/4] KVM: x86: separate pending and injected exception

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Message-ID: <YGcx3+6KKhpWkgbw@google.com>
Date:   Fri, 2 Apr 2021 15:01:51 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Maxim Levitsky <mlevitsk@...hat.com>, kvm@...r.kernel.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Wanpeng Li <wanpengli@...cent.com>,
        Borislav Petkov <bp@...en8.de>,
        Jim Mattson <jmattson@...gle.com>,
        "open list:X86 ARCHITECTURE (32-BIT AND 64-BIT)" 
        <linux-kernel@...r.kernel.org>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, Joerg Roedel <joro@...tes.org>,
        Ingo Molnar <mingo@...hat.com>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>
Subject: Re: [PATCH 2/4] KVM: x86: separate pending and injected exception

On Fri, Apr 02, 2021, Paolo Bonzini wrote:
> On 02/04/21 01:05, Sean Christopherson wrote:
> > > 
> > > +struct kvm_queued_exception {
> > > +	bool valid;
> > > +	u8 nr;
> > 
> > If we're refactoring all this code anyways, maybe change "nr" to something a
> > bit more descriptive?  E.g. vector.
> 
> "nr" is part of the userspace structure, so consistency is an advantage too.

Foiled at every turn.  Keeping "nr" probably does make sense.