linux-kernel - Re: [PATCH 3/3] KVM: X86: Provides userspace with a capability to not intercept PAUSE

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Message-ID: <20180308205213.GL12290@flask>
Date:   Thu, 8 Mar 2018 21:52:14 +0100
From:   Radim Krčmář <rkrcmar@...hat.com>
To:     Wanpeng Li <kernellwp@...il.com>
Cc:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: [PATCH 3/3] KVM: X86: Provides userspace with a capability to
 not intercept PAUSE

2018-03-01 17:49+0800, Wanpeng Li:
> From: Wanpeng Li <wanpengli@...cent.com>
> 
> Allow to disable pause loop exit/pause filtering on a per VM basis.
> 
> If some VMs have dedicated host CPUs, they won't be negatively affected
> due to needlessly intercepted PAUSE instructions.
> 
> Thanks to Jan H. Schönherr's initial patch.

Please Cc him on v2.