From: Sean Christopherson <seanjc@google.com>
To: Wei Zhang <zhanwei@google.com>
Cc: Suleiman Souhlal <suleiman@google.com>,
Sangwhan Moon <sxm@google.com>, Ingo Molnar <mingo@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
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
Subject: Re: [PATCH 0/2] KVM: x86: Fix incorrect VM-exit profiling
Date: Mon, 9 May 2022 23:57:52 +0000 [thread overview]
Message-ID: <YnmqgFkhqWklrQIw@google.com> (raw)
In-Reply-To: <20220412195846.3692374-1-zhanwei@google.com>
On Tue, Apr 12, 2022, Wei Zhang wrote:
> The profile=kvm boot option has been useful because it provides a
> convenient approach to profile VM exits.
What exactly are you profiling? Where the guest executing at any given exit? Mostly
out of curiosity, but also in the hope that we might be able to replace profiling with
a dedicated KVM stat(s).
next prev parent reply other threads:[~2022-05-09 23:58 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-12 19:58 [PATCH 0/2] KVM: x86: Fix incorrect VM-exit profiling Wei Zhang
2022-04-12 19:58 ` [PATCH 1/2] KVM: x86: allow guest to send its _stext for kvm profiling Wei Zhang
2022-05-09 23:55 ` Sean Christopherson
2022-05-11 16:45 ` Wei Zhang
2022-04-12 19:58 ` [PATCH 2/2] KVM: x86: illustrative example for sending guest _stext with a hypercall Wei Zhang
2022-05-09 23:57 ` Sean Christopherson [this message]
2022-05-11 16:45 ` [PATCH 0/2] KVM: x86: Fix incorrect VM-exit profiling Wei Zhang
2022-05-11 19:42 ` Sean Christopherson
2022-05-16 19:30 ` Wei Zhang
2022-05-18 4:27 ` Suleiman Souhlal
2022-05-18 15:34 ` Sean Christopherson
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