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 DFDE9FA373F for ; Mon, 24 Oct 2022 18:21:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230310AbiJXSVk (ORCPT ); Mon, 24 Oct 2022 14:21:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232271AbiJXSUw (ORCPT ); Mon, 24 Oct 2022 14:20:52 -0400 Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B76B928DC28 for ; Mon, 24 Oct 2022 10:01:59 -0700 (PDT) Received: by mail-pj1-f46.google.com with SMTP id m6-20020a17090a5a4600b00212f8dffec9so3928981pji.0 for ; Mon, 24 Oct 2022 10:01:59 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=cQ1MvqKl8OJpbhgbIibjbk9PHInp1edXysudMf00tqg=; b=MMo+8j32ng1bIYdTutm2P57C1qCWMV+0RUaTdwA4BloACG+z8RSw5pU14f4W+1VIuC Z3yxeE+PPVb1mmBpM5RhGNDfv4Jhtf9wQ5SmDYxL/ONi+wiLf/lwIDEe5Rtr8gc/F5/+ 9TfPcFyHTGZIA5lLzf17gf8Ip2oERPjYwUA/HQuKuFcfM2xhR3MgdzgTHWTFS6mmcvia TWXDhc+pXr80z2gem/ktD2+P0zE5CAXYBuKzZrSsg/JDcrUm1vYVTBHDWqkkNAqm0Jg8 M/PQarvrsJlOdEwIGC/Sk6LoAqt621TiEkoAT+UylLkCfzpBSIlTnvsikwNRRsjQjPqW EWog== X-Gm-Message-State: ACrzQf0Nny40UtxTeLH7NCawpU8vB8Qev25dcmGeYgQ4icH5SzThHKKV qItzCHasU0o4g4KZs+RboYCIPic8tX8= X-Google-Smtp-Source: AMsMyM4TX/82XqJXbiqPvbCx+bfYEe10I9WGngZiGPkVARxBKebsrl3O/O/2gEaRg7KNHJBnmWuntQ== X-Received: by 2002:a05:6a00:a04:b0:534:d8a6:40ce with SMTP id p4-20020a056a000a0400b00534d8a640cemr35150825pfh.15.1666630299453; Mon, 24 Oct 2022 09:51:39 -0700 (PDT) Received: from fedora (136-24-99-118.cab.webpass.net. [136.24.99.118]) by smtp.gmail.com with ESMTPSA id j7-20020a170902690700b001769cfa5cd4sm2372plk.49.2022.10.24.09.51.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 24 Oct 2022 09:51:38 -0700 (PDT) Date: Mon, 24 Oct 2022 09:51:36 -0700 From: Dennis Zhou To: Baoquan He Cc: linux-kernel@vger.kernel.org, Tejun Heo , Christoph Lameter , Andrew Morton , linux-mm@kvack.org Subject: Re: [PATCH 1/8] mm/percpu: remove unused pcpu_map_extend_chunks Message-ID: References: <20221024081435.204970-1-bhe@redhat.com> <20221024081435.204970-2-bhe@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221024081435.204970-2-bhe@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 24, 2022 at 04:14:28PM +0800, Baoquan He wrote: > Since commit 40064aeca35c ("percpu: replace area map allocator with > bitmap"), it is unneeded. > > Signed-off-by: Baoquan He > --- > mm/percpu.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/mm/percpu.c b/mm/percpu.c > index 27697b2429c2..26d8cd2ca323 100644 > --- a/mm/percpu.c > +++ b/mm/percpu.c > @@ -174,9 +174,6 @@ static DEFINE_MUTEX(pcpu_alloc_mutex); /* chunk create/destroy, [de]pop, map ext > > struct list_head *pcpu_chunk_lists __ro_after_init; /* chunk list slots */ > > -/* chunks which need their map areas extended, protected by pcpu_lock */ > -static LIST_HEAD(pcpu_map_extend_chunks); > - > /* > * The number of empty populated pages, protected by pcpu_lock. > * The reserved chunk doesn't contribute to the count. > -- > 2.34.1 > > Acked-by: Dennis Zhou Thanks, Dennis