From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 20 Jun 2001 00:08:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 20 Jun 2001 00:08:27 -0400 Received: from penguin.e-mind.com ([195.223.140.120]:6436 "EHLO penguin.e-mind.com") by vger.kernel.org with ESMTP id ; Wed, 20 Jun 2001 00:08:15 -0400 Date: Wed, 20 Jun 2001 06:07:53 +0200 From: Andrea Arcangeli To: "David S. Miller" Cc: Paul Mackerras , Linus Torvalds , Alan Cox , Ingo Molnar , kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org Subject: Re: softirq in pre3 and all linux ports Message-ID: <20010620060753.B849@athlon.random> In-Reply-To: <20010619210312.Z11631@athlon.random> <15152.6527.366544.713462@cargo.ozlabs.ibm.com> <20010620055413.A849@athlon.random> <15152.8152.177595.177731@pizda.ninka.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <15152.8152.177595.177731@pizda.ninka.net>; from davem@redhat.com on Tue, Jun 19, 2001 at 09:00:24PM -0700 X-GnuPG-Key-URL: http://e-mind.com/~andrea/aa.gnupg.asc X-PGP-Key-URL: http://e-mind.com/~andrea/aa.asc Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 19, 2001 at 09:00:24PM -0700, David S. Miller wrote: > > Andrea Arcangeli writes: > > I don't have gigabit ethernet so I cannot flood my boxes to death. > > But I think it's real, and a softirq marking itself runnable again is > > another case to handle without live lockups or starvation. > > I think (still) that you're just moving the problem around and > not actually changing anything. something will defintely to change radically if the softirq marks itself runnable again. but this to me sounds similar to the other one (irq flood that basically left the softirq pending every time you check it). Andrea