Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755696AbYJ2Xxh (ORCPT ); Wed, 29 Oct 2008 19:53:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752617AbYJ2Xx0 (ORCPT ); Wed, 29 Oct 2008 19:53:26 -0400 Received: from fxip-0047f.externet.hu ([88.209.222.127]:48571 "EHLO pomaz-ex.szeredi.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752392AbYJ2XxZ (ORCPT ); Wed, 29 Oct 2008 19:53:25 -0400 To: rjw@sisk.pl CC: ncunningham@crca.org.au, stern@rowland.harvard.edu, linux-pm@lists.linux-foundation.org, linux-kernel@vger.kernel.org, miklos@szeredi.hu In-reply-to: <200810292307.26945.rjw@sisk.pl> Subject: Re: [linux-pm] Freezer: Don't count threads waiting for frozen filesystems. References: <200810292211.49021.rjw@sisk.pl> <1225316715.18786.1.camel@nigel-laptop> <200810292307.26945.rjw@sisk.pl> Message-Id: From: Miklos Szeredi Date: Thu, 30 Oct 2008 00:53:19 +0100 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 596 Lines: 14 On Wed, 29 Oct 2008, Rafael J. Wysocki wrote: > In any case, the freezing of user space seems to be much simpler > than modifying all drivers to add suspend synchronization. As I mentioned, we don't _have_ to modify all drivers. It could start out by just modifying syscalls that result in calls to drivers. That would be a 10-liner patch. Miklos -- 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/