From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261217AbUK0ESh (ORCPT ); Fri, 26 Nov 2004 23:18:37 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262178AbUK0D7q (ORCPT ); Fri, 26 Nov 2004 22:59:46 -0500 Received: from zeus.kernel.org ([204.152.189.113]:42947 "EHLO zeus.kernel.org") by vger.kernel.org with ESMTP id S262437AbUKZTaf (ORCPT ); Fri, 26 Nov 2004 14:30:35 -0500 Date: Thu, 25 Nov 2004 19:13:24 +0100 From: Pavel Machek To: Nigel Cunningham Cc: Linux Kernel Mailing List Subject: Re: Suspend 2 merge: 13/51: Disable highmem tlb flush for copyback. Message-ID: <20041125181323.GD1417@openzaurus.ucw.cz> References: <1101292194.5805.180.camel@desktop.cunninghams> <1101294761.5805.241.camel@desktop.cunninghams> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1101294761.5805.241.camel@desktop.cunninghams> User-Agent: Mutt/1.3.27i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > When we're making/restoring our atomic copy of the image, secondary > processors are frozen. Trying an SMP call at that time could thus lead > to deadlock. Secondary processors have Yes, and thats reason not to do SMP calls, not to hack SMP calling! Pavel -- 64 bytes from 195.113.31.123: icmp_seq=28 ttl=51 time=448769.1 ms