From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [RFC,PATCH] loopback: calls netif_receive_skb() instead of netif_rx() Date: Thu, 03 Apr 2008 18:19:41 +0200 Message-ID: <47F5039D.1070007@cosmosbay.com> 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> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Ingo Molnar , David Miller , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Peter Zijlstra To: Pavel Machek Return-path: 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 In-Reply-To: <20080403140600.GA4507@ucw.cz> Sender: netdev-owner@vger.kernel.org List-ID: Pavel Machek a =E9crit : > Hi! > > =20 >>> the rule on x86 should be something like this: on 4K=20 >>> stacks and 64-bit [which have irqstacks] free stack=20 >>> space can go as low as 25%. On 8K stacks [which doesnt=20 >>> =20 > ... > =20 >> 32 bits and 4K stacks (separate irq stacks) : can use=20 >> up to 25% of stack >> =20 > > I think ingo meant 'up to 75% used'. > > > =20 Patch is OK, my english might be a litle bit unsual :)