From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f70.google.com (mail-it0-f70.google.com [209.85.214.70]) by kanga.kvack.org (Postfix) with ESMTP id C49D06B0007 for ; Thu, 8 Mar 2018 13:12:52 -0500 (EST) Received: by mail-it0-f70.google.com with SMTP id o22so6314835itc.9 for ; Thu, 08 Mar 2018 10:12:52 -0800 (PST) Received: from resqmta-ch2-03v.sys.comcast.net (resqmta-ch2-03v.sys.comcast.net. [2001:558:fe21:29:69:252:207:35]) by mx.google.com with ESMTPS id o23si11738010iob.43.2018.03.08.10.12.51 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 08 Mar 2018 10:12:52 -0800 (PST) Date: Thu, 8 Mar 2018 12:12:50 -0600 (CST) From: Christopher Lameter Subject: Re: [PATCH v2] slub: use jitter-free reference while printing age In-Reply-To: <1520492010-19389-1-git-send-email-cpandya@codeaurora.org> Message-ID: References: <1520492010-19389-1-git-send-email-cpandya@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Chintan Pandya Cc: penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org On Thu, 8 Mar 2018, Chintan Pandya wrote: > In this case, object got freed later but 'age' > shows otherwise. This could be because, while > printing this info, we print allocation traces > first and free traces thereafter. In between, > if we get schedule out or jiffies increment, > (jiffies - t->when) could become meaningless. Could you show the new output style too? Acked-by: Christoph Lameter