From mboxrd@z Thu Jan 1 00:00:00 1970 From: Radim =?utf-8?B?S3LEjW3DocWZ?= Subject: Re: [PATCH] KVM: VMX: do not exit to user space with error when PML full VMEXIT occurs during event delivery Date: Sat, 16 Jul 2016 15:10:19 +0200 Message-ID: <20160716131018.GB3273@potion> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Paolo Bonzini , "kvm@vger.kernel.org" To: "Cao, Lei" Return-path: Received: from mx1.redhat.com ([209.132.183.28]:57197 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751540AbcGPNKX (ORCPT ); Sat, 16 Jul 2016 09:10:23 -0400 Content-Disposition: inline In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: 2016-07-15 18:28+0000, Cao, Lei: > With PML enabled, guest will shut down if a PML full VMEXIT occurs during > event delivery. According to Intel SDM 27.2.3, PML full VMEXIT can occur when > event is being delivered through IDT, so KVM should not exit to user space > with error. Instead, it should let EXIT_REASON_PML_FULL go through and the > event will be re-injected on the next VMENTRY. > > Signed-off-by: Lei Cao > --- Applied, thanks. I have Cc'd stable and shortened the summary to "KVM: VMX: handle PML full VMEXIT that occurs during event delivery". (See Documentation/SubmittingPatches for reasoning about the 70-75 character limit.)