From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: Re: 2.6.24.X: SATA/AHCI related boot delay. - not with 2.6.24.3 Date: Sat, 12 Apr 2008 10:27:20 +0900 Message-ID: <48000FF8.300@gmail.com> References: <200803091922.33083.volker.armin.hemmann@tu-clausthal.de> <200804031347.20352.volker.armin.hemmann@tu-clausthal.de> <47FEFFC6.4@gmail.com> <200804111355.55364.volker.armin.hemmann@tu-clausthal.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200804111355.55364.volker.armin.hemmann@tu-clausthal.de> Sender: linux-kernel-owner@vger.kernel.org To: Volker Armin Hemmann Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, Peer Chen , Kuan Luo List-Id: linux-ide@vger.kernel.org Volker Armin Hemmann wrote: > Hi, > >> Aiee.... Can you please try 2.6.25-rc8 with both configurations? And >> w/o systemrescuecd? Just seeing whether things mount properly or not is >> good enough. There isn't much risk of losing data. > > 2.6.25-rc8 is a 'no change'. AHCI+pci=nomsi boots, AHCI without hangs. > with AHCI I also get this: > > [ 0.363828] ------------[ cut here ]------------ > [ 0.363828] WARNING: at drivers/ata/ahci.c:645 ahci_init_one+0x190/0xa3a() > [ 0.363828] Modules linked in: > [ 0.363828] Pid: 1, comm: swapper Not tainted 2.6.25-rc8 #2 Heh.. that's AHCI_EN not getting set. Peer, any ideas? The driver set AHCI_EN in the HOST_CTL register but on reading back it's still clear. Thanks. -- tejun