Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965201AbWBHEhq (ORCPT ); Tue, 7 Feb 2006 23:37:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965200AbWBHEhq (ORCPT ); Tue, 7 Feb 2006 23:37:46 -0500 Received: from dialin-209-183-19-129.tor.primus.ca ([209.183.19.129]:60317 "EHLO node1.opengeometry.net") by vger.kernel.org with ESMTP id S965201AbWBHEhp (ORCPT ); Tue, 7 Feb 2006 23:37:45 -0500 Date: Tue, 7 Feb 2006 23:37:28 -0500 From: William Park To: Bartlomiej Zolnierkiewicz Cc: Alan Cox , Lee Revell , linux-kernel@vger.kernel.org Subject: Re: DMA in PCI chipset -- module vs. compiled-in Message-ID: <20060208043728.GA3357@node1.opengeometry.net> Mail-Followup-To: Bartlomiej Zolnierkiewicz , Alan Cox , Lee Revell , linux-kernel@vger.kernel.org References: <20060206034312.GA2962@node1.opengeometry.net> <1139200372.2791.208.camel@mindpipe> <1139255365.10437.49.camel@localhost.localdomain> <1139257535.2791.298.camel@mindpipe> <58cb370e0602070014p3d21c8a4u1ca3c5951892cf52@mail.gmail.com> <1139310456.18391.4.camel@localhost.localdomain> <58cb370e0602070314l35b7c88blbe53844939c86f66@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <58cb370e0602070314l35b7c88blbe53844939c86f66@mail.gmail.com> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1256 Lines: 30 On Tue, Feb 07, 2006 at 12:14:09PM +0100, Bartlomiej Zolnierkiewicz wrote: > On 2/7/06, Alan Cox wrote: > > On Maw, 2006-02-07 at 09:14 +0100, Bartlomiej Zolnierkiewicz wrote: > > > * chipset specific driver > > > > > > The most common mistake is to built-in ide-generic driver > > > and compile chipset specific driver as module... > > > > Oh that no longer works. That worked in 2.4, as it would take over the > > chipset. Didn't work if it was in use at the time but did work correctly > > if idle. > > I'm talking about _driver_ here and it works just fine. > > If you are talking about "taking over" feature, you are right. > It was racy and indeed "worked" depending on timing. Interesting. I'll move the "generic" as module, and see how it goes. -- William Park , Toronto, Canada ThinFlash: Linux thin-client on USB key (flash) drive http://home.eol.ca/~parkw/thinflash.html BashDiff: Super Bash shell http://freshmeat.net/projects/bashdiff/ - 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/