From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A25A6C76191 for ; Mon, 15 Jul 2019 22:23:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6EC3E2053B for ; Mon, 15 Jul 2019 22:23:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1563229383; bh=qowy83W6RFvg6VqaYACFtXRIkdAHGeDCXOAft24WRvw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=iBvhE8lMiymNTL3OUWaVX+MZaZw5f2OPS1SzDV9aM8ueg2OrvAXt5tofxNJLzI9T0 B4ZnzrzP+VnKiddQLrnC6XvXq5zhb5QW5kuzPw2AkbfvSKYlcD6VTHL50MWx6BcWi8 No9gBOUEAT6ODDCsQrF30BNTZMoLjvsh0c2jBzCU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732979AbfGOWW4 (ORCPT ); Mon, 15 Jul 2019 18:22:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:38286 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730533AbfGOWW4 (ORCPT ); Mon, 15 Jul 2019 18:22:56 -0400 Received: from localhost.localdomain (c-73-223-200-170.hsd1.ca.comcast.net [73.223.200.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B979F2086C; Mon, 15 Jul 2019 22:22:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1563229376; bh=qowy83W6RFvg6VqaYACFtXRIkdAHGeDCXOAft24WRvw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=mkmBCeRaDfmgqQJm6EUYlFqqZGiYyyfY1mzj2gjr+jFh4CjW1oamupAM7hmpVT2BS u5OIh16oPoioZcQnt8Aiexb4tNadEDeZZj4IEyb3rCxDONNLuwQPAnqX9I4xCh9bLh eow7nebDEBLAoDIhhYoyvp2198l8D0/CoU3+MlOU= Date: Mon, 15 Jul 2019 15:22:55 -0700 From: Andrew Morton To: Yang Shi Cc: vbabka@suse.cz, mhocko@kernel.org, mgorman@techsingularity.net, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [v2 PATCH 0/2] mm: mempolicy: fix mbind()'s inconsistent behavior for unmovable pages Message-Id: <20190715152255.027e2e368e16eb0a862eb9df@linux-foundation.org> In-Reply-To: <1561162809-59140-1-git-send-email-yang.shi@linux.alibaba.com> References: <1561162809-59140-1-git-send-email-yang.shi@linux.alibaba.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 22 Jun 2019 08:20:07 +0800 Yang Shi wrote: > > Changelog > v2: * Fixed the inconsistent behavior by not aborting !vma_migratable() > immediately by a separate patch (patch 1/2), and this is also the > preparation for patch 2/2. For the details please see the commit > log. Per Vlastimil. > * Not abort immediately if unmovable page is met. This should handle > non-LRU movable pages and temporary off-LRU pages more friendly. > Per Vlastimil and Michal Hocko. > > Yang Shi (2): > mm: mempolicy: make the behavior consistent when MPOL_MF_MOVE* and MPOL_MF_STRICT were specified > mm: mempolicy: handle vma with unmovable pages mapped correctly in mbind > I'm seeing no evidence of review on these two. Could we please take a look? 2/2 fixes a kernel crash so let's please also think about the -stable situation. I have a note here that Vlastimil had an issue with [1/2] but I seem to hae misplaced that email :(