Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964861AbVL1SFX (ORCPT ); Wed, 28 Dec 2005 13:05:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964862AbVL1SFX (ORCPT ); Wed, 28 Dec 2005 13:05:23 -0500 Received: from relay01.mail-hub.dodo.com.au ([203.220.32.149]:45965 "EHLO relay01.mail-hub.dodo.com.au") by vger.kernel.org with ESMTP id S964861AbVL1SFX (ORCPT ); Wed, 28 Dec 2005 13:05:23 -0500 From: Grant Coady To: Frank Sorenson Cc: ajwade@cpe001346162bf9-cm0011ae8cd564.cpe.net.cable.rogers.com, Denis Vlasenko , "linux-os (Dick Johnson)" , Linux kernel Subject: Re: 4k stacks Date: Thu, 29 Dec 2005 05:05:20 +1100 Organization: http://bugsplatter.mine.nu/ Reply-To: gcoady@gmail.com Message-ID: References: <200512242143.10291.ajwade@cpe001346162bf9-cm0011ae8cd564.cpe.net.cable.rogers.com> <200512260242.52379.ajwade@cpe001346162bf9-cm0011ae8cd564.cpe.net.cable.rogers.com> <200512260340.55037.ajwade@cpe001346162bf9-cm0011ae8cd564.cpe.net.cable.rogers.com> <43B1AE23.4020105@tuxrocks.com> In-Reply-To: <43B1AE23.4020105@tuxrocks.com> X-Mailer: Forte Agent 2.0/32.652 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 983 Lines: 24 On Tue, 27 Dec 2005 14:12:03 -0700, Frank Sorenson wrote: >Andrew James Wade wrote: >> I've modified stack.c to handle 4k stacks. It can also provide information >> for 8k stacks (fwiw) by changing STACK_GRANULARITY. >> >> It found one stack with only 756 bytes left. I hope it's just due to a >> greedy boot-time function as I'm not running anything particularly exotic. >> (CIFS & Reiser4). > >Yes, it does appear to be a boot-time function. It eventually becomes >PID 1, and the stack usage shrinks considerably. > Problem I have is the stack poison patch stops box from booting when set to 4k stacks. Seems to imply boot is within 5 pushl's and a return from 4k? Reiser3 + SATA on K7 + VIA chipset Grant. - 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/