From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757136AbaAHTvy (ORCPT ); Wed, 8 Jan 2014 14:51:54 -0500 Received: from mga02.intel.com ([134.134.136.20]:34391 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751565AbaAHTvv (ORCPT ); Wed, 8 Jan 2014 14:51:51 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,626,1384329600"; d="scan'208";a="463699311" From: Andi Kleen To: Sasha Levin Cc: peterz@infradead.org, mingo@redhat.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] lockdep: increase static allocations References: <1389208906-24338-1-git-send-email-sasha.levin@oracle.com> Date: Wed, 08 Jan 2014 11:51:51 -0800 In-Reply-To: <1389208906-24338-1-git-send-email-sasha.levin@oracle.com> (Sasha Levin's message of "Wed, 8 Jan 2014 14:21:46 -0500") Message-ID: <87lhyq45go.fsf@tassilo.jf.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sasha Levin writes: > Fuzzing a recent kernel with a large configuration hits the static > allocation limits and disables lockdep. Doesn't that use a lot more memory? I thought lockdep preallocates. Doubling may be too aggressive. -Andi -- ak@linux.intel.com -- Speaking for myself only