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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 700BAC433FE for ; Sun, 6 Nov 2022 23:14:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229545AbiKFXOW (ORCPT ); Sun, 6 Nov 2022 18:14:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38606 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229453AbiKFXOU (ORCPT ); Sun, 6 Nov 2022 18:14:20 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 32BED6555; Sun, 6 Nov 2022 15:14:20 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 9817160DF0; Sun, 6 Nov 2022 23:14:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 04B42C433D6; Sun, 6 Nov 2022 23:14:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1667776459; bh=HOqaI7ArwDGzuQ5p7MrsUrsps/fJVCnEkG8E4CJJdxY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=t2Hn6iF051vqTzh/OW0vMOekHbmoVvG+Iep+IuHA4FsMgfctc6LAsxbfYWPKtY8hG 8VRmEWE4hnLBKhfArvuvdxLtXldGFFFTm/F01YdJWQ7pTMFyHvwYkaKxtcv8yfyYgl 4K76072ETaMOid7a/pVXQTV6RsFv1lVjQwEq9R1g= Date: Sun, 6 Nov 2022 15:14:16 -0800 From: Andrew Morton To: Linus Torvalds Cc: Hugh Dickins , Johannes Weiner , Stephen Rothwell , Alexander Gordeev , Peter Zijlstra , Will Deacon , Aneesh Kumar , Nick Piggin , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , Nadav Amit , Jann Horn , John Hubbard , X86 ML , Matthew Wilcox , kernel list , Linux-MM , Andrea Arcangeli , "Kirill A . Shutemov" , Joerg Roedel , Uros Bizjak , Alistair Popple , linux-arch Subject: Re: mm: delay rmap removal until after TLB flush Message-Id: <20221106151416.bc2f942f237de31b6c577e70@linux-foundation.org> In-Reply-To: References: <140B437E-B994-45B7-8DAC-E9B66885BEEF@gmail.com> <8a1e97c9-bd5-7473-6da8-2aa75198fbe8@google.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org On Sun, 6 Nov 2022 14:34:51 -0800 Linus Torvalds wrote: > > mm-unstable (bad) > > ----------------- > > Aside from that PageAnon issue, mm-unstable is in an understandably bad > > state because you could not have foreseen my subpages_mapcount addition > > to page_remove_rmap(). page_zap_pte_rmap() now needs to handle the > > PageCompound (but not the "compound") case too. I rushed you and akpm > > an emergency patch for that on Friday night, but you, let's say, had > > reservations about it. So I haven't posted it, and while the PageAnon > > issue remains, I think your patchset has to be removed from mm-unstable > > and linux-next anyway. > > So I think I'm fine with your patch, I just want to move the memcg > accounting to outside of it. > > I can re-do my series on top of mm-unstable, I guess. That's probably > the easiest way to handle this all. > > Andrew - can you remove those patches again, and I'll create a new > series for you? Yes, I've removed both serieses and shall push the tree out within half an hour from now.