From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [RFT] major libata update Date: Mon, 15 May 2006 13:13:30 -0400 Message-ID: <4468B6BA.3080405@garzik.org> References: <20060515170006.GA29555@havoc.gtf.org> <1147713568.26686.79.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:4290 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S964991AbWEORNd (ORCPT ); Mon, 15 May 2006 13:13:33 -0400 In-Reply-To: <1147713568.26686.79.camel@localhost.localdomain> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Alan Cox Cc: linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, akpm@osdl.org, torvalds@osdl.org Alan Cox wrote: > On Llu, 2006-05-15 at 13:00 -0400, Jeff Garzik wrote: >> * PIO-based I/O is now IRQ-driven by default, rather than polled >> in a kernel thread. The polling path will continue to exist for >> controllers that need it, and other special cases. (Albert Lee) > > How will this be selected ? Passing ->irq = 0 ? It is selected at runtime by passing a polling flag to ata_taskfile. That flag, in turn can be set by anything -- driver flags (for controllers that always require polling), user variable requested at runtime, whatever. > For ata_piix given you've destabilized it a bit would now be a good time > to submit the patches to fix the timing, register scribble and incorrect > ATAPI caching ? Sure. Jeff