Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758289Ab2EIG1l (ORCPT ); Wed, 9 May 2012 02:27:41 -0400 Received: from mail-lb0-f174.google.com ([209.85.217.174]:41698 "EHLO mail-lb0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752939Ab2EIG1i (ORCPT ); Wed, 9 May 2012 02:27:38 -0400 Date: Wed, 9 May 2012 09:27:28 +0300 (EEST) From: Pekka Enberg X-X-Sender: penberg@tux.localdomain To: Anbu Manikandan cc: Catalin Marinas , linux-kernel@vger.kernel.org Subject: Re: Kmemleak feature In-Reply-To: Message-ID: References: User-Agent: Alpine 2.02 (LFD 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1300 Lines: 33 On Tue, 8 May 2012, Anbu Manikandan wrote: > I am very much interested in learning about kmemleak feature in linux > 3.0-RT kernel. > I have already read the kmemleak document (Documentation/kmemleak.txt) > provided in the kernel source. > > Furthermore, I would like to understand the internal functionality of > kmemleak source code. > Could you please share some documents, links or presentations to > understand the kmemleak internal functionality? Catalin is the main author of kmemleak. I'm not aware of such presentations. > One more thing, I have tried kmemleak test module in an ARM Target > board(CortexA9 SMP Dual core Board) with 3.0-RT kernel and found that > memory leak entries are not properly shown in > sys/kernel/debug/kmemleak file. > Instead of getting 25 memory leak entries in > /sys/kernel/debug/kmemleak file, I have got only 5 memory leaks > entries. > May be the other memory leaks are called as false negatives as per the > kmemleak document. > Please suggest some way to overcome this problem. I'm CC'ing LKML. Pekka -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/