From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Hutchings Subject: Re: Bug#598518: linux-image-2.6-686: ata_piix module loaded before ahci module deactivate hotplug support (regression from lenny) Date: Wed, 29 Sep 2010 23:27:10 +0100 Message-ID: <1285799230.28504.105.camel@localhost> References: <20100929165034.21331.69639.reportbug@albatros.savanenet> Mime-Version: 1.0 Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-SH9WkzjaDG6an/e/NEd4" Return-path: Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:45278 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753188Ab0I2W1V (ORCPT ); Wed, 29 Sep 2010 18:27:21 -0400 In-Reply-To: <20100929165034.21331.69639.reportbug@albatros.savanenet> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: thomas.debesse+debian@gmail.com, 598518@bugs.debian.org Cc: linux-ide@vger.kernel.org --=-SH9WkzjaDG6an/e/NEd4 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2010-09-29 at 18:50 +0200, thomas.debesse+debian@gmail.com wrote: [...] > ICH6 sata controller could be managed by both ata_piix and ahci module bu= t only > ahci module handle hotplug. > At boot time, when ata_piix is loaded before ahci module, it takes contro= l of > the ICH6 controller and the ahci module does'nt manage nothing. Because > ata_piix also manage ICH6 sata controller, hard drives are managed, but b= ecause > ata_piix module is used in place of ahci module, because ahci module is'n= t > used, hotplug (and other ahci functionnalities indeed) does'nt works. [...] > The solution is to load ahci module before ata_piix module, then we can h= ave > SATA drives managed by ahci module and IDE drives managed by ata_piix mod= ule. [...] You can force ahci to be loaded first: 1. Add the line 'ahci' to /etc/initramfs-tools/modules. 2. Run 'update-initramfs -u' to regenerate the initramfs. 3. Reboot. But it seems like it would be better if ahci was automatically preferred. Ben. --=20 Ben Hutchings Once a job is fouled up, anything done to improve it makes it worse. --=-SH9WkzjaDG6an/e/NEd4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) iQIVAwUATKO9OOe/yOyVhhEJAQJqLRAAziqE1J9aKlUSUh10qk+cR1k6JcjaqMf5 ee9VAAqpvavwbbRzWacB2rLv2bHR3I7hafsX1neSh6ezgfM1FJ97a/ZPMAOdOP2F 8e8tRViC8Q/lDk2LpJNEI3a4hkc2QjYl5tuHN3jJdZ6/4v/N07H3jDTLVwF1fwEr ZxWcb1jrOgybxeImh3tmFAiBF8mBdOm8bvsoUZiaI0a8JOqkwnefcrLqqMItuLr+ P/yLB/pHOF2YIQo8K1sG8DKeX3k94rKtTlBIn6WoXeqqW2aDW77bh0oqNaR4EH31 x7MJLTxaHdJ2TmWBiyFCYrWZ541UUQ1OwtRcyRXvyb4QDLuo4n7yOeiP+ZQgCcBg NPTCYVRoGpAEvlNknUb3/Qdv43jPfNlGj0qTIJzw7GjA9JIIoCPBTi5Leh2uElT8 ori+UqtbNvJxcSpIhSFmIVYBRJVXvJybkaVDV86McKI2f7WUjJvJreo0O3vehQZ/ Ws73cZViF2gpC4zaC4oela99RHACNPdUQz5RJXsIRUkfTuLf/BDbz2UXY7/h740F 8ia4N6oHa47bTUHN3523VyGQ27A9DSWnNsFAPnjSuzU+Gri5qlpOYp7du3LOtKg4 9L2yGdleWsWq0ZpTZEB1XdR7vRBWNgu2A9Q86qrtimS0nMbhFCSr1OaI0dRs0e8c c250/ESt7/U= =Dav5 -----END PGP SIGNATURE----- --=-SH9WkzjaDG6an/e/NEd4--