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 32F0BC433EF for ; Tue, 14 Dec 2021 00:35:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244503AbhLNAf3 (ORCPT ); Mon, 13 Dec 2021 19:35:29 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:42539 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244480AbhLNAf2 (ORCPT ); Mon, 13 Dec 2021 19:35:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1639442128; 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: in-reply-to:in-reply-to:references:references; bh=44hPhyhxcmlQftiSK+6CWLQyreVx/0BjYdefYhyvGwg=; b=RSClF8C+BgcLS9BCdi+7KoLvrCd+o+VTl7XrTWU39xXRgGO7Rwg0bsAFtte+6J1F+moiPQ I7DSg5e1tkPuw9gFCsaVoZJFDDPmldM6YlnyW0rdtwwdcnZlyrVCpJHpK0JlMjAJ/FnocO 6NF0KgAPBdLIHTCb1ZSWHJrfzxJfkiM= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-125-RqyHzlc_OsGcrKYRSNCR7Q-1; Mon, 13 Dec 2021 19:35:24 -0500 X-MC-Unique: RqyHzlc_OsGcrKYRSNCR7Q-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 3C0F0801AC5; Tue, 14 Dec 2021 00:35:23 +0000 (UTC) Received: from localhost (ovpn-12-46.pek2.redhat.com [10.72.12.46]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 94CF15C23A; Tue, 14 Dec 2021 00:35:22 +0000 (UTC) Date: Tue, 14 Dec 2021 08:35:19 +0800 From: Baoquan He To: Andrew Morton Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, hch@lst.de, cl@linux.com, John.p.donnelly@oracle.com, kexec@lists.infradead.org Subject: Re: [PATCH v3 0/5] Avoid requesting page from DMA zone when no managed pages Message-ID: <20211214003519.GA2216@MiWiFi-R3L-srv> References: <20211213122712.23805-1-bhe@redhat.com> <20211213130534.af47c7956c219797e6b56687@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211213130534.af47c7956c219797e6b56687@linux-foundation.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/13/21 at 01:05pm, Andrew Morton wrote: > On Mon, 13 Dec 2021 20:27:07 +0800 Baoquan He wrote: > > > Background information can be checked in cover letter of v2 RESEND POST > > as below: > > https://lore.kernel.org/all/20211207030750.30824-1-bhe@redhat.com/T/#u > > Please include all relevant info right here, in the [0/n]. For a > number of reasons, one of which is that the text is more likely to be > up to date as the patchset evolves. > > It's unusual that this patchset has two non-urgent patches and the > final three patches are cc:stable. It makes one worry that patches 3-5 > might have dependencies on 1-2. Also, I'd expect to merge the three > -stable patches during 5.16-rcX which means I have to reorder things, > redo changelogs, update links and blah blah. > > So can I ask that you redo all of this as two patch series? A 3-patch > series which is targeted at -stable, followed by a separate two-patch > series which is targeted at 5.17-rc1. Each series with its own fully > prepared [0/n] cover. Sure, will do. Sorry for the mess. Before the 3-patch series posting, I may need to continue discussing and making clear if the current patch 5/5 is a good fix, or whether we need change to take other solution. So I will take the first two patches out and post them.