Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754176Ab2FFH0F (ORCPT ); Wed, 6 Jun 2012 03:26:05 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:63178 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751225Ab2FFH0D (ORCPT ); Wed, 6 Jun 2012 03:26:03 -0400 Date: Wed, 6 Jun 2012 09:25:58 +0200 From: Ingo Molnar To: Joe Perches Cc: Peter Zijlstra , Linus Torvalds , Andrew Morton , Kay Sievers , LKML Subject: Re: [PATCH] printk: Shrink printk_sched buffer size, eliminate it when !CONFIG_PRINTK Message-ID: <20120606072558.GG17808@gmail.com> References: <1337096141.27694.82.camel@twins> <1337193010.27694.146.camel@twins> <1337468148.573.139.camel@twins> <20120523150359.GB26974@gmail.com> <1337787838.1734.15.camel@joe2Laptop> <20120523155003.GA8202@gmail.com> <1338315431.18974.10.camel@joe2Laptop> <1338912268.5780.0.camel@joe2Laptop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1338912268.5780.0.camel@joe2Laptop> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 957 Lines: 27 * Joe Perches wrote: > On Tue, 2012-05-29 at 11:17 -0700, Joe Perches wrote: > > The size of the per-cpu printk_sched buf is much larger > > than necessary. The maximum sched message emitted is > > ~80 bytes. Shrink the allocation for this printk_sched > > buffer from 512 bytes to 128. > > > > printk_sched creates an unnecessary per-cpu buffer when > > CONFIG_PRINTK is not enabled. Remove it when appropriate > > so embedded uses save a bit of space too. > > Ingo, what's happening with this patch? The merge window is a busy period for most maintainers, so non-fix patches sent in that period typically get delayed, to be processed when there's more time available. Thanks, Ingo -- 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/