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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 89CF6C11F68 for ; Tue, 29 Jun 2021 11:40:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 74271610A2 for ; Tue, 29 Jun 2021 11:40:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233500AbhF2LnC (ORCPT ); Tue, 29 Jun 2021 07:43:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233446AbhF2Lm7 (ORCPT ); Tue, 29 Jun 2021 07:42:59 -0400 Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C896C061760 for ; Tue, 29 Jun 2021 04:40:31 -0700 (PDT) Received: by mail-pj1-x102a.google.com with SMTP id mn20-20020a17090b1894b02901707fc074e8so1789533pjb.0 for ; Tue, 29 Jun 2021 04:40:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=purestorage.com; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to; bh=cY85RduMbCPMd8R5fgtQlYocUrJ+UgRnlC7mI3SHP7k=; b=UfQAcSeV9VmVoD2wLUQpy83IajMRjrBF+0jRiKuFqhdT2lnuUMiznEhmGKGWQ0k9ga SNhhaPFaCFJ/AI3sNrcwTA2MCYzqjVfX/chalufZD3dr0nNYflB6AoOe1+PT8aFMQe8o hxybDIlc2kAEQ+wdbkFDZp+1kfBqVMyYgeYOY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=cY85RduMbCPMd8R5fgtQlYocUrJ+UgRnlC7mI3SHP7k=; b=bCMsfjgJ0Lmkg3ip1ZmGEL4Wy16ZaaOOtKyvfpoB4hC/LPRsTRh84QQHtc9MUKBXH0 Wtl/h1IECA3/f6rpBvL6eRbTVWh2661IugNbZtQeYoWXJp0IVHMq3GxchBshWdnNcgeC kobp0i6UDV9zNqIih3oYOQzQH6051xCLVlFQ8SwhsMVqm8nh4a/Z+2hKhi2rBb9io5/Q L5j1CBqD5X5dwJN2md8LCEKXnOx2bgy9e7yjJrNzdfBFF1rXp00DDp4fHJI1qicCGYwZ HCibzT8a0+Mo8dfNJ3xoudnTv0dxEANM9ViBrZAGHJNfOxp9agCVwaVrnfwQlU9P2T7j 7VHA== X-Gm-Message-State: AOAM530FBY5KIwTeq9oMFXAgrFMCf4a0ubHU1k4uN8SFAhUv/00v32QA 1JTUI3BD0Wd+25ezTc6ALscQRA== X-Google-Smtp-Source: ABdhPJwtTM+UDjQ0+TpcEEhv287WYE0+QrC3Hq2ARQa9SGw1XpIqxhBrehW1JKYGa1B8ew8z5OE4Og== X-Received: by 2002:a17:90a:4592:: with SMTP id v18mr33261516pjg.132.1624966830939; Tue, 29 Jun 2021 04:40:30 -0700 (PDT) Received: from cork (dyndsl-085-016-196-171.ewe-ip-backbone.de. [85.16.196.171]) by smtp.gmail.com with ESMTPSA id m4sm2973019pjv.41.2021.06.29.04.40.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Jun 2021 04:40:30 -0700 (PDT) Date: Tue, 29 Jun 2021 04:40:15 -0700 From: =?iso-8859-1?Q?J=F6rn?= Engel To: Alexander Potapenko Cc: Marco Elver , Andrew Morton , Dmitriy Vyukov , LKML , Linux Memory Management List , kasan-dev , "open list:DOCUMENTATION" Subject: Re: [PATCH] kfence: show cpu and timestamp in alloc/free info Message-ID: References: <20210629113323.2354571-1-elver@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 29, 2021 at 01:34:27PM +0200, Alexander Potapenko wrote: > On Tue, Jun 29, 2021 at 1:33 PM Marco Elver wrote: > > > > Record cpu and timestamp on allocations and frees, and show them in > > reports. Upon an error, this can help correlate earlier messages in the > > kernel log via allocation and free timestamps. > > > > Suggested-by: Joern Engel > > Signed-off-by: Marco Elver > > Acked-by: Alexander Potapenko Acked-by: Joern Engel Jörn -- Without a major sea change, nothing that is under copyright today will ever come out from under it and fall into the public domain. -- Jake Edge