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=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, 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 AD280C2D0CD for ; Tue, 17 Dec 2019 19:38:50 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6F8CA218AC for ; Tue, 17 Dec 2019 19:38:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="YXhDvqAH" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F8CA218AC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id F26C28E00A3; Tue, 17 Dec 2019 14:38:49 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id ED7958E0079; Tue, 17 Dec 2019 14:38:49 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DC6778E00A3; Tue, 17 Dec 2019 14:38:49 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0005.hostedemail.com [216.40.44.5]) by kanga.kvack.org (Postfix) with ESMTP id C43F18E0079 for ; Tue, 17 Dec 2019 14:38:49 -0500 (EST) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with SMTP id 55625181AEF00 for ; Tue, 17 Dec 2019 19:38:49 +0000 (UTC) X-FDA: 76275645978.08.boy18_4ce65656d6f2f X-HE-Tag: boy18_4ce65656d6f2f X-Filterd-Recvd-Size: 3160 Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) by imf34.hostedemail.com (Postfix) with ESMTP for ; Tue, 17 Dec 2019 19:38:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1576611527; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tJ1o8nlR0lPNvSLMwteIRJqp9viWARZSJMO3WUBLrv4=; b=YXhDvqAHzWHLI4Z9LVECPccM/EfGDC90feovL1L2FmlPFCqz7jROBKRiuvC57B+vZ5XOk5 Cs48XgVa7AfK1QznVuyV9Vah7TiRKP/7NrSTm41/RJTb8YYs6dw/cNtz1Ipu2QpYcFT7WT Pq9/D/SdQ7ud95zLXZHK7OgeBQW9Y+0= 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-308-Le-WnOEVPPemCJONncbb0A-1; Tue, 17 Dec 2019 14:38:42 -0500 X-MC-Unique: Le-WnOEVPPemCJONncbb0A-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A6F00593A0; Tue, 17 Dec 2019 19:38:40 +0000 (UTC) Received: from llong.remote.csb (ovpn-123-81.rdu2.redhat.com [10.10.123.81]) by smtp.corp.redhat.com (Postfix) with ESMTP id 6455D1001281; Tue, 17 Dec 2019 19:38:39 +0000 (UTC) Subject: Re: [PATCH v3] mm/hugetlb: Defer freeing of huge pages if in non-task context To: Mike Kravetz , Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Matthew Wilcox , Andi Kleen , Michal Hocko , "Aneesh Kumar K.V" , Kirill Tkhai References: <20191217170331.30893-1-longman@redhat.com> <20191217185557.tgtsvaad24j745gf@linux-p48b> <4f7b23c9-6e05-3b71-9a94-f8d494d8b0e1@redhat.com> <20191217190803.xs6xkmm4struzmru@linux-p48b> From: Waiman Long Organization: Red Hat Message-ID: Date: Tue, 17 Dec 2019 14:38:38 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <20191217190803.xs6xkmm4struzmru@linux-p48b> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 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 12/17/19 2:08 PM, Davidlohr Bueso wrote: > On Tue, 17 Dec 2019, Waiman Long wrote: > >> I could use this helper, but the statement is simple enough to >> understand. > > Yes, but I'm mainly thinking for the sake of anyone looking through > llist users in the future, which can easily miss this when grepping > for example. Anyway, yes probably does not merit a v4 unless akpm wants > to fold it in or something. You can send a follow up patch to make that change if akpm doesn't roll it in. Cheers, Longman