Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263935AbTICBQu (ORCPT ); Tue, 2 Sep 2003 21:16:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263940AbTICBQu (ORCPT ); Tue, 2 Sep 2003 21:16:50 -0400 Received: from fw.osdl.org ([65.172.181.6]:14550 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S263935AbTICBQs (ORCPT ); Tue, 2 Sep 2003 21:16:48 -0400 Date: Tue, 2 Sep 2003 18:16:53 -0700 From: Andrew Morton To: Rusty Russell Cc: jamie@shareable.org, hugh@veritas.com, mingo@redhat.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] Futex non-page-pinning fix Message-Id: <20030902181653.721a41ea.akpm@osdl.org> In-Reply-To: <20030903010318.0A46B2C0FC@lists.samba.org> References: <20030902065144.GC7619@mail.jlokier.co.uk> <20030903010318.0A46B2C0FC@lists.samba.org> X-Mailer: Sylpheed version 0.9.4 (GTK+ 1.2.10; i686-pc-linux-gnu) 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: 725 Lines: 18 Rusty Russell wrote: > > I don't know of a rule which says "thou shalt not wake a random thread > in the kernel": for all I know wierd things like CPU hotplug or > software suspend may do this in the future. pdflush is sensitive to that. It emits angry squeaks if unexpectedly woken. And up until a couple of months ago there were sporadic squeaking reports, but they seem to have gone away. Yes, we should treat a random wakeup like that as a bug. - 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/