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 7F113C433E0 for ; Wed, 6 Jan 2021 21:49:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4F40C2333B for ; Wed, 6 Jan 2021 21:49:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726488AbhAFVtZ (ORCPT ); Wed, 6 Jan 2021 16:49:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:39954 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725788AbhAFVtZ (ORCPT ); Wed, 6 Jan 2021 16:49:25 -0500 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 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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?