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=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,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 3E941C433E0 for ; Mon, 25 Jan 2021 23:15:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EEF3C227BF for ; Mon, 25 Jan 2021 23:15:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732628AbhAYXPy (ORCPT ); Mon, 25 Jan 2021 18:15:54 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:46380 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732510AbhAYXPC (ORCPT ); Mon, 25 Jan 2021 18:15:02 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1611616409; h=from:from: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; bh=Q73pb59lnjywOM942tBV2OcvzhYq24ztCSrUSq0hjQs=; b=fXwldKbC/BskI879iiAfGTbQAqXOGILBJkKoZEqXekTGE0fulhIYAstU9up+vFaDKIAUD0 9d5m9tPFIRPiaiK/EA0z9KeRt8VS8irVhMbNfjApti9xL535O5HbYT0tXwOBfte5VG5so6 zyYZ6GD8alI1LOHgCj4vmvZhd/hFmo8= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-318-KbqhHvVZORSmwIKRNBSxMQ-1; Mon, 25 Jan 2021 18:13:26 -0500 X-MC-Unique: KbqhHvVZORSmwIKRNBSxMQ-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 547DE190B2A3; Mon, 25 Jan 2021 23:13:24 +0000 (UTC) Received: from llong.remote.csb (ovpn-117-163.rdu2.redhat.com [10.10.117.163]) by smtp.corp.redhat.com (Postfix) with ESMTP id 53D055F9B7; Mon, 25 Jan 2021 23:13:22 +0000 (UTC) Subject: Re: [PATCH] mm/filemap: Adding missing mem_cgroup_uncharge() to __add_to_page_cache_locked() To: Andrew Morton Cc: Miaohe Lin , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Johannes Weiner , Alex Shi References: <20210125042441.20030-1-longman@redhat.com> <3b3f2b56-e66a-db5e-8d8e-95f3812c6838@huawei.com> <4367cc87-1ebf-6df2-d2d4-939c548ca790@redhat.com> <20210125151111.0da207db337a575e5346bd08@linux-foundation.org> From: Waiman Long Organization: Red Hat Message-ID: <1b643acd-920a-665e-5ebe-e7413be381da@redhat.com> Date: Mon, 25 Jan 2021 18:13:22 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0 MIME-Version: 1.0 In-Reply-To: <20210125151111.0da207db337a575e5346bd08@linux-foundation.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/25/21 6:11 PM, Andrew Morton wrote: > On Mon, 25 Jan 2021 09:12:56 -0500 Waiman Long wrote: > >> Yes, this patch should go to stable. I think the stable tree maintainers >> will automatically pick up patches with the "Fixes" tag. That is why I >> don't explicitly put a "cc:stable" line in the patch. > No. Both the Fixes: and the cc:stable are needed for the backport. > Because sometimes we fix things but don't consider the fix important > enough to risk the backport. > I see. Thanks for the clarification. I will keep that in mind next time. Cheers, Longman