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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89C5CC3DA42 for ; Thu, 11 Jul 2024 02:54:16 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E3D746B0099; Wed, 10 Jul 2024 22:54:15 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id DED066B009A; Wed, 10 Jul 2024 22:54:15 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D01A96B009D; Wed, 10 Jul 2024 22:54:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id B3B0C6B0099 for ; Wed, 10 Jul 2024 22:54:15 -0400 (EDT) Received: from smtpin19.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 58D518017C for ; Thu, 11 Jul 2024 02:54:15 +0000 (UTC) X-FDA: 82325952870.19.965C68D Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf27.hostedemail.com (Postfix) with ESMTP id 026E040009 for ; Thu, 11 Jul 2024 02:54:10 +0000 (UTC) Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=1PWwHz0w; spf=pass (imf27.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1720666437; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=opUd3bN4CjDhXm970TMHnEYrLXzbTZ3So+UbEHnSogI=; b=19XGyNKFMSoYz/2QUBIfJXNPDF6OvqXv/2HCdVtFdRhEKVhWe03bQoZK21mhHwFJN493vu UsgQSXaK/IfAFHl6sDP+19DgOnnBchW8lY4fVLM7rEsB1p7+C0t+DUxl2h07zkmI3Nhdi5 5CNGiGgW7+b3TOAVoeV0jdIfaYQt1M0= ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=1PWwHz0w; spf=pass (imf27.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1720666437; a=rsa-sha256; cv=none; b=AtNjI4eDib9ava8DTSHEzEFD6e1dDMgNWyxNi+FPVO5kIaSWNTgPpyjq+7GSPG3ng/tyoi FtHfViH7KM/xVr0UFeP9ypENNNA/v2btmQ1i0pq6fCOaEaOyevxHmXLwcZFCyd42upN3OX D7FEATWDlGvWof+BAkNRH2W/ZABCto0= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id DA53D61B13; Thu, 11 Jul 2024 02:54:09 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 081C6C32781; Thu, 11 Jul 2024 02:54:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1720666449; bh=P4gfxTD1rLSFZX17JW++6WtqSz3tvVefep02FlLkYwo=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=1PWwHz0wwbI/Mrq8tpOSiydwAAa8r4NY1fxs0DcR51Kp02EPFgJ+L56MnApm6soiE SQ0ThVxXLuINj8gy6jovFVUD2xf50tOC7MHsriu4yYzPmTcfFEIQzjNYggbbGYet8W iuKDiG5tKWDUsTFyScAs1TEnXCK6RPO8miAskeY0= Date: Wed, 10 Jul 2024 19:54:08 -0700 From: Andrew Morton To: Lorenzo Stoakes Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, "Liam R . Howlett" , Vlastimil Babka , Matthew Wilcox , Alexander Viro , Christian Brauner , Jan Kara , Eric Biederman , Kees Cook , Suren Baghdasaryan , SeongJae Park , Shuah Khan , Brendan Higgins , David Gow , Rae Moar Subject: Re: [PATCH v2 0/7] Make core VMA operations internal and testable Message-Id: <20240710195408.c14d80b73e58af6b73be6376@linux-foundation.org> In-Reply-To: <8a2e590e-ff4c-4906-b229-269cd7c99948@lucifer.local> References: <8a2e590e-ff4c-4906-b229-269cd7c99948@lucifer.local> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam03 X-Rspam-User: X-Rspamd-Queue-Id: 026E040009 X-Stat-Signature: q645nbqnpqmbhbak4igqzwmu8iyenmi5 X-HE-Tag: 1720666450-930525 X-HE-Meta: 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 JQYTTKpU tq8a9SPGjjFf4H8g45cQyyQHCY9yt1m3kkZXGGNLHVJsdrn5FLTl5y5Vdr3NV8cmpZvfZHfgojIc52dtmUxCtrTDhlBb40lS5dkAidJPj32MILNhA42V8dofpRGhfq91Vbo+wIqmzZ9MacZLWkOWDtBdPReYk4KIGwg6Q0dojg3EgaNHYDiecjF8iEQ7zYlmMBY7voVSYe79KwvNOlonCr7yA5atApv2l05okModsYLZZCWb/itQHIKe8Wgj27QohKrvh 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: List-Subscribe: List-Unsubscribe: On Wed, 10 Jul 2024 20:32:05 +0100 Lorenzo Stoakes wrote: > On Thu, Jul 04, 2024 at 08:27:55PM GMT, Lorenzo Stoakes wrote: > > There are a number of "core" VMA manipulation functions implemented in > > mm/mmap.c, notably those concerning VMA merging, splitting, modifying, > > expanding and shrinking, which logically don't belong there. > [snip] > > Hi Andrew, > > Wondering if we're good to look at this going to mm-unstable? As this has > had time to settle, and received R-b tags from Liam and Vlasta. > > It'd be good to get it in, as it's kind of inviting merge conflicts > otherwise and be good to get some certainty as to ordering for instance > vs. Liam's upcoming MAP_FIXED series. > > Also I have some further work I'd like to build on this :>) It's really big and it's quite new and it's really late. I think it best to await the next -rc cycle, see how much grief it all causes.