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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 0C081C3A5A4 for ; Wed, 28 Aug 2019 13:24:03 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id CECE42077B for ; Wed, 28 Aug 2019 13:24:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CECE42077B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 651F26B0005; Wed, 28 Aug 2019 09:24:02 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 602806B000E; Wed, 28 Aug 2019 09:24:02 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4F12F6B0010; Wed, 28 Aug 2019 09:24:02 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0200.hostedemail.com [216.40.44.200]) by kanga.kvack.org (Postfix) with ESMTP id 2DD876B0005 for ; Wed, 28 Aug 2019 09:24:02 -0400 (EDT) Received: from smtpin04.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with SMTP id D273E181AC9AE for ; Wed, 28 Aug 2019 13:24:01 +0000 (UTC) X-FDA: 75871904682.04.glass58_5d4388cfca463 X-HE-Tag: glass58_5d4388cfca463 X-Filterd-Recvd-Size: 3936 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf02.hostedemail.com (Postfix) with ESMTP for ; Wed, 28 Aug 2019 13:24:00 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 8DBF928; Wed, 28 Aug 2019 06:23:59 -0700 (PDT) Received: from [10.1.196.133] (e112269-lin.cambridge.arm.com [10.1.196.133]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 61DF03F246; Wed, 28 Aug 2019 06:23:58 -0700 (PDT) Subject: Re: cleanup the walk_page_range interface To: Jason Gunthorpe , Andrew Morton Cc: Christoph Hellwig , Linus Torvalds , Christoph Hellwig , =?UTF-8?Q?Thomas_Hellstr=c3=b6m?= , Jerome Glisse , Linux-MM , Linux List Kernel Mailing References: <20190808154240.9384-1-hch@lst.de> <20190816062751.GA16169@infradead.org> <20190823134308.GH12847@mellanox.com> <20190824222654.GA28766@infradead.org> <20190827013408.GC31766@mellanox.com> <20190827163431.65a284b295004d1ed258fbd5@linux-foundation.org> <20190827233619.GB28814@mellanox.com> From: Steven Price Message-ID: <1a0e8f03-d1c6-9325-1db3-2c3e2fd0f7d5@arm.com> Date: Wed, 28 Aug 2019 14:23:57 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190827233619.GB28814@mellanox.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 28/08/2019 00:36, Jason Gunthorpe wrote: > On Tue, Aug 27, 2019 at 04:34:31PM -0700, Andrew Morton wrote: >> On Tue, 27 Aug 2019 01:34:13 +0000 Jason Gunthorpe wrote: >> >>> On Sat, Aug 24, 2019 at 03:26:55PM -0700, Christoph Hellwig wrote: >>>> On Fri, Aug 23, 2019 at 01:43:12PM +0000, Jason Gunthorpe wrote: >>>>>> So what is the plan forward? Probably a little late for 5.3, >>>>>> so queue it up in -mm for 5.4 and deal with the conflicts in at least >>>>>> hmm? Queue it up in the hmm tree even if it doesn't 100% fit? >>>>> >>>>> Did we make a decision on this? Due to travel & LPC I'd like to >>>>> finalize the hmm tree next week. >>>> >>>> I don't think we've made any decision. I'd still love to see this >>>> in hmm.git. It has a minor conflict, but I can resend a rebased >>>> version. >>> >>> I'm looking at this.. The hmm conflict is easy enough to fix. >>> >>> But the compile conflict with these two patches in -mm requires some >>> action from Andrew: >>> >>> commit 027b9b8fd9ee3be6b7440462102ec03a2d593213 >>> Author: Minchan Kim >>> Date: Sun Aug 25 11:49:27 2019 +1000 >>> >>> mm: introduce MADV_PAGEOUT >>> >>> commit f227453a14cadd4727dd159782531d617f257001 >>> Author: Minchan Kim >>> Date: Sun Aug 25 11:49:27 2019 +1000 >>> >>> mm: introduce MADV_COLD >>> >>> Patch series "Introduce MADV_COLD and MADV_PAGEOUT", v7. >>> >>> I'm inclined to suggest you send this series in the 2nd half of the >>> merge window after this MADV stuff lands for least disruption? >> >> Just merge it, I'll figure it out. Probably by staging Minchan's >> patches after linux-next. > > Okay, I'll get it on a branch and merge it toward hmm.git tomorrow > > Steven, do you need the branch as well for your patch series? Let me know Since my series is (mostly) just refactoring I'm planning on rebasing it after -rc1 and aim for v5.4 - I don't really have the time just now to do that. But please keep me in the loop because it'll reduce the surprises when I do do the rebase. Thanks, Steve