Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 9 Jun 2002 14:52:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 9 Jun 2002 14:52:35 -0400 Received: from mailout07.sul.t-online.com ([194.25.134.83]:22462 "EHLO mailout07.sul.t-online.com") by vger.kernel.org with ESMTP id ; Sun, 9 Jun 2002 14:52:34 -0400 Date: Sun, 9 Jun 2002 20:50:54 +0200 From: Andi Kleen To: Pavel Machek Cc: Andi Kleen , "David S. Miller" , lord@sgi.com, torvalds@transmeta.com, linux-kernel@vger.kernel.org, bcrl@redhat.com Subject: Re: [RFC] 4KB stack + irq stack for x86 Message-ID: <20020609205054.A1329@averell> In-Reply-To: <20020604225539.F9111@redhat.com> <1023315323.17160.522.camel@jen.americas.sgi.com> <20020605183152.H4697@redhat.com> <20020605.161342.71552259.davem@redhat.com> <20020602155202.F219@toy.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.3.22.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jun 02, 2002 at 05:52:02PM +0200, Pavel Machek wrote: > Hi! > > > The scenario Steve outlined was rather optimistic - more pessimistic > > case would be e.g: > > you run NBD which calls the network stack with an complex file system on top > > of it called by something else complex that does a GFP_KERNEL alloc and VM > > wants to flush a page via the NBD file system - > > Actually, at this point we are dead anyway because of locks in NBD. NBD should > be carefull to use GFP_NOIO. Reread what I wrote. It does not involve NBD recursing. -Andi - 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/