From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753022AbaGaQ64 (ORCPT ); Thu, 31 Jul 2014 12:58:56 -0400 Received: from terminus.zytor.com ([198.137.202.10]:60467 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752449AbaGaQ6y (ORCPT ); Thu, 31 Jul 2014 12:58:54 -0400 Message-ID: <53DA75C5.5010607@zytor.com> Date: Thu, 31 Jul 2014 09:58:45 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.7.0 MIME-Version: 1.0 To: Dave Hansen CC: linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/7] [RESEND][v4] x86: rework tlb range flushing code References: <20140731154052.C7E7FBC1@viggo.jf.intel.com> In-Reply-To: <20140731154052.C7E7FBC1@viggo.jf.intel.com> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/31/2014 08:40 AM, Dave Hansen wrote: > x86 Maintainers, > > I've sent this a couple of times and resolved all the feedback > I've received. It has sign-offs from Mel and Rik. Could this > get picked up in to the x86 tree, please? > > Changes from v3: > * Include the patch I was using to gather detailed statistics > about the length of the ranged TLB flushes > * Fix some documentation typos > * Add a patch to rework the remote tlb flush code to plumb the > tracepoints in easier, and add missing tracepoints > * use __print_symbolic() for the human-readable tracepoint > descriptions > * change an int to bool in patch 1 > * Specifically call out that we removed itlb vs. dtlb logic > > Changes from v2: > * Added a brief comment above the ceiling tunable > * Updated the documentation to mention large pages and say > "individual flush" instead of invlpg in most cases. > > I've run this through a variety of systems in the LKP harness, > as well as running it on my desktop for a few days. I'm yet to > see an to see if any perfmance regressions (or gains) show up. > Thanks for the resend. Applied. -hpa