Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932639AbbLNN7F (ORCPT ); Mon, 14 Dec 2015 08:59:05 -0500 Received: from smtp02.citrix.com ([66.165.176.63]:5881 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751568AbbLNN6x (ORCPT ); Mon, 14 Dec 2015 08:58:53 -0500 X-IronPort-AV: E=Sophos;i="5.20,427,1444694400"; d="scan'208";a="324877256" Message-ID: <566ECB19.70106@citrix.com> Date: Mon, 14 Dec 2015 13:58:49 +0000 From: David Vrabel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.8.0 MIME-Version: 1.0 To: Boris Ostrovsky , , CC: , , Subject: Re: [Xen-devel] [PATCH] xen/x86/pvh: Use HVM's flush_tlb_others op References: <1449966355-10611-1-git-send-email-boris.ostrovsky@oracle.com> In-Reply-To: <1449966355-10611-1-git-send-email-boris.ostrovsky@oracle.com> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit X-DLP: MIA1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 844 Lines: 21 On 13/12/15 00:25, Boris Ostrovsky wrote: > Using MMUEXT_TLB_FLUSH_MULTI doesn't buy us much since the hypervisor > will likely perform same IPIs as would have the guest. > > More importantly, using MMUEXT_INVLPG_MULTI may not to invalidate the > guest's address on remote CPU (when, for example, VCPU from another guest > is running there). > > Signed-off-by: Boris Ostrovsky > Suggested-by: Jan Beulich > Cc: stable@vger.kernel.org # 3.14+ Applied to for-linus-4.4, thanks. But given that PVH is experimental I've dropped the stable Cc. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/