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 45DDBECAAA2 for ; Fri, 26 Aug 2022 03:04:32 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id C589F6B0074; Thu, 25 Aug 2022 23:04:31 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C087B940007; Thu, 25 Aug 2022 23:04:31 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id AF76A6B0078; Thu, 25 Aug 2022 23:04:31 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id A23C56B0074 for ; Thu, 25 Aug 2022 23:04:31 -0400 (EDT) Received: from smtpin11.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 76707120553 for ; Fri, 26 Aug 2022 03:04:31 +0000 (UTC) X-FDA: 79840250742.11.59AE4EC Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf03.hostedemail.com (Postfix) with ESMTP id 214012000B for ; Fri, 26 Aug 2022 03:04:30 +0000 (UTC) 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 10E2E61E60; Fri, 26 Aug 2022 03:04:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6DB0C433C1; Fri, 26 Aug 2022 03:04:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1661483069; bh=/iG96OYo1XeZWM/rIXNwAOleoeyGKzs1KDF0HE+y5HA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=zSSbObLTEf3Zqzgsjq6mh8WAaTMtF3D/YhJcTVLqXqh8DXFBttlh7G1KI4YxBd+xv GD0EmtjcD1al546B5IN5Kpm0T2jqwXSQMCynj+vog7vs7nRqUau8a0RhPqPaNY+hML bt/v6ZsgpXaQqU0FXL4ZSLM7PwfMD+T8OCMsJuRc= Date: Thu, 25 Aug 2022 20:04:28 -0700 From: Andrew Morton To: "Huang, Ying" Cc: Aneesh Kumar K V , David Hildenbrand , linux-mm@kvack.org, Wei Xu , Yang Shi , Davidlohr Bueso , Tim C Chen , Michal Hocko , Linux Kernel Mailing List , Hesham Almatary , Dave Hansen , Jonathan Cameron , Alistair Popple , Dan Williams , Johannes Weiner , jvgediya.oss@gmail.com, Bharata B Rao Subject: Re: [PATCH] mm/demotion: Fix kernel error with memory hotplug Message-Id: <20220825200428.5d42ff3ecac4a0dc3a5d0020@linux-foundation.org> In-Reply-To: <87k06v3l6h.fsf@yhuang6-desk2.ccr.corp.intel.com> References: <20220825092019.379069-1-aneesh.kumar@linux.ibm.com> <0602b3b4-214f-94b1-61fe-2b2528ff529b@redhat.com> <5b0d911b-4cc2-f1ae-b33b-79aca6e3124c@linux.ibm.com> <87k06v3l6h.fsf@yhuang6-desk2.ccr.corp.intel.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 ARC-Authentication-Results: i=1; imf03.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=zSSbObLT; spf=pass (imf03.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=1661483071; a=rsa-sha256; cv=none; b=FTtdGB1TvbH7nzNcOPGOMKlL5eSxf1VfBL1PDcFP/Ql5yvobxDGwFvyxqIzFiV/235rtTi 6VN9RHE+tL0e9X8oKCk2QAUS7t2jQJX8wBHEzy+fQLdZuQ5oHbfIWmfaj4F2Bp73UT7xYM bhH8/UhpRXosiHBvFBVUK6r0Bk/ulHU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1661483071; 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=90azhJ0Ua41pcPwGxxTdymZZnb4+JctvgYtZH/Rp6y0=; b=jypUrRx4kAWRmJAKPP2D+ncvEqi0lG67yKVelR3wro7hkVfqOIRzjynYoJGoROy3EMl2f0 Mb/ErLBjDbuR+MQIsPhTPHonInPKkx4GbMcd55Cc1xa1GSDpKnse+4fybK1SNy52UVbwzC CcaCTTUrKVyLj8B5GyELXNNWmciqbZs= X-Rspam-User: X-Rspamd-Queue-Id: 214012000B X-Stat-Signature: 43qaj646fyicuja6ozaj1yhug83psd1j Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=zSSbObLT; spf=pass (imf03.hostedemail.com: domain of akpm@linux-foundation.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none X-Rspamd-Server: rspam01 X-HE-Tag: 1661483070-772847 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 Fri, 26 Aug 2022 08:25:42 +0800 "Huang, Ying" wrote: > >> Do we have to cc stable? > >> > > > > That patch is not yet merged upstream. It is in mm-unstable. I guess Andrew can fold the change > > into the original patch? > > I think it may better to reply the original patch and name this patch as > fix, for example, > > mm/demotion: Add hotplug callbacks to handle new numa node onlined fix > > I found Andrew uses this kind of name before for fixing. Doesn't matter much - figuring out which-patch-did-this-patch-fix is, shall we say, a common operation at akpm headquarters ;) This was an easy one, thanks to the Fixes:. The patch didn't actually apply at the desired point in the series, and that's pretty common. All fixed up now, thanks.