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Date:   Thu, 27 Dec 2018 12:52:58 -0800
From:   Andi Kleen <ak@linux.intel.com>
To:     Wei Wang <wei.w.wang@intel.com>
Cc:     linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
        pbonzini@redhat.com, peterz@infradead.org, kan.liang@intel.com,
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Subject: Re: [PATCH v4 10/10] KVM/x86/lbr: lazy save the guest lbr stack II
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Actually forgot one case.

In Arch Perfmon v4 the LBR freezing is also controlled through a GLOBAL_CTRL bit.
I didn't see any code handling that bit?


-Andi