From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932066Ab0JEBam (ORCPT ); Mon, 4 Oct 2010 21:30:42 -0400 Received: from mx1.redhat.com ([209.132.183.28]:48294 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752104Ab0JEBak (ORCPT ); Mon, 4 Oct 2010 21:30:40 -0400 Message-ID: <4CAA7F77.7010605@redhat.com> Date: Mon, 04 Oct 2010 21:29:27 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.8) Gecko/20100806 Fedora/3.1.2-1.fc13 Lightning/1.0b2pre Thunderbird/3.1.2 MIME-Version: 1.0 To: Gleb Natapov CC: kvm@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, avi@redhat.com, mingo@elte.hu, a.p.zijlstra@chello.nl, tglx@linutronix.de, hpa@zytor.com, cl@linux-foundation.org, mtosatti@redhat.com Subject: Re: [PATCH v6 04/12] Add memory slot versioning and use it to provide fast guest write interface References: <1286207794-16120-1-git-send-email-gleb@redhat.com> <1286207794-16120-5-git-send-email-gleb@redhat.com> In-Reply-To: <1286207794-16120-5-git-send-email-gleb@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/04/2010 11:56 AM, Gleb Natapov wrote: > Keep track of memslots changes by keeping generation number in memslots > structure. Provide kvm_write_guest_cached() function that skips > gfn_to_hva() translation if memslots was not changed since previous > invocation. > > Signed-off-by: Gleb Natapov Acked-by: Rik van Riel -- All rights reversed