linux-kernel - Re: [patch V5 part 2 15/18] x86/kvm/svm: Handle hardirqs proper on guest enter/exit

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Message-ID: <87k11mjzk5.fsf@nanos.tec.linutronix.de>
Date:   Fri, 08 May 2020 16:01:30 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Paolo Bonzini <pbonzini@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     x86@...nel.org, "Paul E. McKenney" <paulmck@...nel.org>,
        Andy Lutomirski <luto@...nel.org>,
        Alexandre Chartre <alexandre.chartre@...cle.com>,
        Frederic Weisbecker <frederic@...nel.org>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Petr Mladek <pmladek@...e.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>,
        Brian Gerst <brgerst@...il.com>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Will Deacon <will@...nel.org>
Subject: Re: [patch V5 part 2 15/18] x86/kvm/svm: Handle hardirqs proper on guest enter/exit

Paolo Bonzini <pbonzini@...hat.com> writes:
> On 07/05/20 16:44, Thomas Gleixner wrote:
>> Add hardirq tracing to guest enter/exit functions in the same way as it
>> is done in the user mode enter/exit code, respecting the RCU requirements.
>> 
>> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
>> Cc: Paolo Bonzini <pbonzini@...hat.com>
>> Cc: Sean Christopherson <sean.j.christopherson@...el.com>
>> ---
>> V5: Adjust comments and changelog
>
> Apart from the subject being svm and not vmx, it looks great.  Thanks!

Yeah, stupid me. I have the same change locally for SVM of course.

Thanks,

        tglx