From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt Subject: Re: [PATCH] Remove process freezer from suspend to RAM pathway Date: Mon, 09 Jul 2007 20:05:22 +1000 Message-ID: <1183975522.5961.44.camel@localhost.localdomain> References: <1183929611.3388.303.camel@localhost.localdomain> <200707090847.43378.oliver@neukum.org> <20070709100204.GN5401@elf.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20070709100204.GN5401@elf.ucw.cz> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: Pavel Machek Cc: Matthew Garrett , linux-kernel@vger.kernel.org, Kyle Moffett , linux-pm@lists.linux-foundation.org List-Id: linux-pm@vger.kernel.org On Mon, 2007-07-09 at 12:02 +0200, Pavel Machek wrote: > Hi! > > > > > But I'm not sure it's a good idea in the long run. Think of a printer > > > > daemon, for example. It shouldn't have to experience unexpected I/O > > > > problems merely because someone has decided to put the system to sleep. > > > > > > Why not ? Printer is offline when machine is asleep... trying to print > > ...filesystems are offline, too, when the machine is asleep. Yet, > unmounting everything on suspend would not result in useful suspend > support. > > Yes, I believe we should be transparent. You just compared apple and oranges... Try printing and half way through the page, suspend your USB bus, and see how the printer reacts. Ben.