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=-6.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS 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 0AA42C433E0 for ; Wed, 6 Jan 2021 21:48:48 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 829542313E for ; Wed, 6 Jan 2021 21:48:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 829542313E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id A84376B0269; Wed, 6 Jan 2021 16:48:46 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A0D126B026A; Wed, 6 Jan 2021 16:48:46 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8D4746B026B; Wed, 6 Jan 2021 16:48:46 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 73B766B0269 for ; Wed, 6 Jan 2021 16:48:46 -0500 (EST) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 25C6F180AD80F for ; Wed, 6 Jan 2021 21:48:46 +0000 (UTC) X-FDA: 77676690252.02.hole36_4615b6d274e4 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin02.hostedemail.com (Postfix) with ESMTP id 0E40710097AA1 for ; Wed, 6 Jan 2021 21:48:46 +0000 (UTC) X-HE-Tag: hole36_4615b6d274e4 X-Filterd-Recvd-Size: 1917 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf37.hostedemail.com (Postfix) with ESMTP for ; Wed, 6 Jan 2021 21:48:45 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 102D52313C; Wed, 6 Jan 2021 21:48:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1609969724; bh=dA2cZ5rOgBp0yWP8pvbxme/WFfTW0pFWk9XusBt5oTE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=X/IcOFt9tTt3qkTQSK1N8HJBYOnwuH+USDff2UmwK6Rqta+R8z1IJ2EYkHKT0iZG0 HWt59F3ssFT/kvFh8jHOTMELINkzy9Vh1OgeCDCZRFae6Bg0yjGXmOPvnFzQ7puwb+ X2jPQl7J++ckvCICB9mSaZ+XY4/zqaxU2u+3LiDs= Date: Wed, 6 Jan 2021 13:48:43 -0800 From: Andrew Morton To: paulmck@kernel.org Cc: linux-kernel@vger.kernel.org, rcu@vger.kernel.org, linux-mm@kvack.org, cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, ming.lei@redhat.com, axboe@kernel.dk, kernel-team@fb.com Subject: Re: [PATCH v4 sl-b 0/6] Export return addresses etc. for better diagnostics Message-Id: <20210106134843.ed8e298da92d4fe93b6aa259@linux-foundation.org> In-Reply-To: <20210106011603.GA13180@paulmck-ThinkPad-P72> References: <20210106011603.GA13180@paulmck-ThinkPad-P72> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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 Tue, 5 Jan 2021 17:16:03 -0800 "Paul E. McKenney" wrote: > This is v4 of the series the improves diagnostics by providing access > to additional information including the return addresses, slab names, > offsets, and sizes collected by the sl*b allocators and by vmalloc(). Looks reasonable. And not as bloaty as I feared, but it does add ~300 bytes to my allnoconfig build. Is the CONFIG_ coverage as tight as it could be?