From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966922AbcIWPku (ORCPT ); Fri, 23 Sep 2016 11:40:50 -0400 Received: from merlin.infradead.org ([205.233.59.134]:49998 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965902AbcIWPks (ORCPT ); Fri, 23 Sep 2016 11:40:48 -0400 Date: Fri, 23 Sep 2016 17:40:41 +0200 From: Peter Zijlstra To: Babu Moger Cc: mingo@redhat.com, akpm@linux-foundation.org, keescook@chromium.org, dan.j.williams@intel.com, aryabinin@virtuozzo.com, tj@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/2] Ajust lockdep static allocations Message-ID: <20160923154041.GO5008@twins.programming.kicks-ass.net> References: <1474569816-170269-1-git-send-email-babu.moger@oracle.com> <20160923071246.GJ2794@worktop> <20160923143413.GM5008@twins.programming.kicks-ass.net> <71daf047-059d-3478-9e08-989d44211a9c@oracle.com> <20160923150439.GD5012@twins.programming.kicks-ass.net> <842fdad9-638e-f98c-5e3d-c3e698943e30@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <842fdad9-638e-f98c-5e3d-c3e698943e30@oracle.com> User-Agent: Mutt/1.5.23.1 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 23, 2016 at 10:15:46AM -0500, Babu Moger wrote: > >> Correct, We can't boot with lockdep. Sorry I did not make that clear. > >>We have a limit on static size of the kernel. > >This stuff should be in .bss not .data. It should not affect the static > >size at all. Or am I misunderstanding things? > Here it is. > $ ./scripts/bloat-o-meter vmlinux.lockdep.small vmlinux.lockdep.big What does bloat-o-meter have to do with things? The static image size is not dependent on .bss, right?