From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759882AbYDCQUI (ORCPT ); Thu, 3 Apr 2008 12:20:08 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756497AbYDCQTy (ORCPT ); Thu, 3 Apr 2008 12:19:54 -0400 Received: from smtp23.orange.fr ([80.12.242.97]:22148 "EHLO smtp23.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756589AbYDCQTy convert rfc822-to-8bit (ORCPT ); Thu, 3 Apr 2008 12:19:54 -0400 X-ME-UUID: 20080403161950122.1DF997000086@mwinf2358.orange.fr Message-ID: <47F5039D.1070007@cosmosbay.com> Date: Thu, 03 Apr 2008 18:19:41 +0200 From: Eric Dumazet User-Agent: Thunderbird 1.5.0.14 (Windows/20071210) MIME-Version: 1.0 To: Pavel Machek Cc: Ingo Molnar , David Miller , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra Subject: Re: [RFC,PATCH] loopback: calls netif_receive_skb() instead of netif_rx() References: <47BDC848.50607@cosmosbay.com> <20080226.182120.183405235.davem@davemloft.net> <47C92F49.4070100@cosmosbay.com> <20080323.032949.194309002.davem@davemloft.net> <47E6A5FD.6060407@cosmosbay.com> <20080331094823.GA11651@elte.hu> <47F0B66C.6080404@cosmosbay.com> <20080331101237.GA12324@elte.hu> <47F1FE0A.9090501@cosmosbay.com> <20080403140600.GA4507@ucw.cz> In-Reply-To: <20080403140600.GA4507@ucw.cz> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Pavel Machek a écrit : > Hi! > > >>> the rule on x86 should be something like this: on 4K >>> stacks and 64-bit [which have irqstacks] free stack >>> space can go as low as 25%. On 8K stacks [which doesnt >>> > ... > >> 32 bits and 4K stacks (separate irq stacks) : can use >> up to 25% of stack >> > > I think ingo meant 'up to 75% used'. > > > Patch is OK, my english might be a litle bit unsual :)