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[2620:137:e000::1:20]) by mx.google.com with ESMTP id b127-20020a62cf85000000b0065d3032fa22si2331792pfg.289.2023.06.09.04.46.38; Fri, 09 Jun 2023 04:46:50 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail (test mode) header.i=@armlinux.org.uk header.s=pandora-2019 header.b=Mx2PLkxn; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=armlinux.org.uk Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231367AbjFILUb (ORCPT + 99 others); Fri, 9 Jun 2023 07:20:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229808AbjFILUa (ORCPT ); Fri, 9 Jun 2023 07:20:30 -0400 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B8F0EC1; Fri, 9 Jun 2023 04:20:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=rLNelPrOQBAVxjBWyHqNPZTxjLdup6TmGjF/YpHSjt4=; b=Mx2PLkxnIexzgZQpmsFyLx/Q2b zmdpai16jB6MLCuwR2UtaDWbt1RvqLjDRE7oYoJ4pni9wuY/dJfTDBU2voPfuXHGWLAJYT27ScEZ9 Nkyr87DqBB1TTyDuslGsYHEcLyf7hz1oT3xSPaiwm8PRpGpi/hNhhIgfPBZQmnVpOYB/SBXDQAOWa O5pEfBTp86K2tgB63Xzbgq0VUZcbsU4xr/8e1HYKt8N5Zu+Ma32Bnfn6GyoqWelb+jZIZO/uADA6E Ip7AjpYlCXlFZXfVW4lBaxgGiLYf60EpisPdwaFjNLdMoSbUDdbjizF/ViyhxBbRdUBE4xQr63Bji gMMwmo1w==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:52444) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1q7aAK-0001sZ-QH; Fri, 09 Jun 2023 12:20:24 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1q7aAH-0001o2-CM; Fri, 09 Jun 2023 12:20:21 +0100 Date: Fri, 9 Jun 2023 12:20:21 +0100 From: "Russell King (Oracle)" To: "jim.tsai" Cc: linux-kernel@vger.kernel.org, Matthias Brugger , AngeloGioacchino Del Regno , wsd_upstream@mediatek.com, mel.lee@mediatek.com, ivan.tseng@mediatek.com, linux-arm-kernel@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-mediatek@lists.infradead.org Subject: Re: [PATCH v1 1/1] memory: export symbols for process memory related functions Message-ID: References: <20230609110902.13799-1-Wei-chin.Tsai@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230609110902.13799-1-Wei-chin.Tsai@mediatek.com> Sender: Russell King (Oracle) X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 09, 2023 at 07:09:00PM +0800, jim.tsai wrote: > Export symbols for arch_vma_name and smap_gather_stats > functions so that we can detect the memory leak issues. > Besides, we can know which memory type is leaked, too. This commit description doesn't give enough information. How does exporting arch_vma_name() help with detecting memory leak issues? You haven't included any users of these new exports, so the initial reaction is going to be negative - please include the users of these new symbols in your patch set. Thanks. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!