linux-kernel - Re: [PATCHv2 2/2] kvm: x86: implement KVM PM-notifier

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Message-ID: <YLtg3TVc8nxUo57b@google.com>
Date:   Sat, 5 Jun 2021 20:32:45 +0900
From:   Sergey Senozhatsky <senozhatsky@...omium.org>
To:     Marc Zyngier <maz@...nel.org>
Cc:     Sergey Senozhatsky <senozhatsky@...omium.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Suleiman Souhlal <suleiman@...gle.com>, x86@...nel.org,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 2/2] kvm: x86: implement KVM PM-notifier

On (21/06/05 12:27), Marc Zyngier wrote:
> > Do other printk-s contain such info? All I can see so far is
> > `#define pr_fmt(fmt) "kvm-guest: " fmt` which doesn't point
> > at any particular VM.
> 
> Look for kvm_{err,info,debug...} and vcpu_{err,debug...}, all of
> which will at least give you a PID. Even x86 uses it.

Oh, I didn't notice it, arch/x86/kvm/x86.c has very few of them (2?).

Great, thanks.