From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756738Ab2BWTy4 (ORCPT ); Thu, 23 Feb 2012 14:54:56 -0500 Received: from oproxy8-pub.bluehost.com ([69.89.22.20]:54164 "HELO oproxy8-pub.bluehost.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753833Ab2BWTyy (ORCPT ); Thu, 23 Feb 2012 14:54:54 -0500 Date: Thu, 23 Feb 2012 11:54:48 -0800 From: Jesse Barnes To: Yinghai Lu Cc: Ram Pai , Dominik Brodowski , Linus Torvalds , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/7] PCI: Retry on type IORESOURCE_IO allocation. Message-ID: <20120223115448.702e4e76@jbarnes-desktop> In-Reply-To: <1328916832-6588-5-git-send-email-yinghai@kernel.org> References: <1328916832-6588-1-git-send-email-yinghai@kernel.org> <1328916832-6588-5-git-send-email-yinghai@kernel.org> X-Mailer: Claws Mail 3.7.9 (GTK+ 2.24.6; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/=m6=5Kqf3R+Ni4NiT/CPDnH"; protocol="application/pgp-signature" X-Identified-User: {10642:box514.bluehost.com:virtuous:virtuousgeek.org} {sentby:smtp auth 67.161.37.189 authed with jbarnes@virtuousgeek.org} Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/=m6=5Kqf3R+Ni4NiT/CPDnH Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Fri, 10 Feb 2012 15:33:49 -0800 Yinghai Lu wrote: > During reenabling pci reallocating for pci bridge by clean the small size= in > bridge and assign with requested + optional size for first several try, > Ram mention could have problem with one case > https://bugzilla.kernel.org/show_bug.cgi?id=3D15960 >=20 > After checking the booting log in > https://lkml.org/lkml/2010/4/19/44 > [regression, bisected] Xonar DX invalid PCI I/O range since 977d17bb174 >=20 > We should not stop too early for io ports. > Apr 19 10:19:38 [kernel] pci 0000:04:00.0: BAR 7: can't assign io (size = 0x4000) > Apr 19 10:19:38 [kernel] pci 0000:05:01.0: BAR 8: assigned [mem 0x804000= 00-0x805fffff] > Apr 19 10:19:38 [kernel] pci 0000:05:01.0: BAR 7: can't assign io (size = 0x2000) > Apr 19 10:19:38 [kernel] pci 0000:05:02.0: BAR 7: can't assign io (size = 0x1000) > Apr 19 10:19:38 [kernel] pci 0000:05:03.0: BAR 7: can't assign io (size = 0x1000) > Apr 19 10:19:38 [kernel] pci 0000:08:00.0: BAR 7: can't assign io (size = 0x1000) > Apr 19 10:19:38 [kernel] pci 0000:09:04.0: BAR 0: can't assign io (size = 0x100) > and clear 00:1c.0 to retry again. >=20 > The patch remove the IORESOUCE_IO checking, and try one more time. > and we will have chance to get allocation for 00:1c.0 io port range becau= se > from 0x4000 to 0x8000 could be used. This one no longer applies, can you send an update against my linux-next branch later today or tomorrow when I've pushed? I'm still a little worried about the automatic re-alloction stuff, but since it's under a new config option it ought to be ok. See my other mails for comments there. --=20 Jesse Barnes, Intel Open Source Technology Center --Sig_/=m6=5Kqf3R+Ni4NiT/CPDnH Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAEBAgAGBQJPRpmIAAoJEIEoDkX4Qk9hAU4QAL29y/pPkDYQJBqg2Xb7fKsE zTJxNwyZ/XCYL+fdXWPlzUv6L44uikdEzNXR/Bw1ALxpKRrJjliaob3C9quRJL1e 1L1DNj2gE+pm3Cg0NnTZdOqoXViNvb51XmAirZ91SQ7nuGromd73I31HrP/7Ueq+ Yb92MA0bTY3KbdBku9y1voiYLRhJ9AjK0PiQV6APUhaDZl4+Nq576PNNYcNCjQmU 2CDOAt20ofHxZey0g0nPFsFXOPmjzcg2TQiiZ7hm//cXOrCisfNRIXGPSutCVrg5 2Dv8E36fzbR+6AEuzAAIzvYjgD5r9uorBwAdsSKtfdGLXf2ig7NpbUji/AYPPapj ij/CvpXUgpwcfii1ptKZRIX8sKicXWz/tFzOqNBeerkvHUJXtz0U7wQepLQp7Upo zjNiWKQ5praw6lZN5iVMERI75GncL9bEdh9YWClYLy2xspz4y7F9BFOZXFut1bvH BmN8VzZwtGfttKGgO7+Uq0TkEV/4AWLL6gqch6GtjvopvIPbcaiPDgS7icHOg8W/ XY+nDsmw4YnH9fFWHuRILJJ58i8y9+UJyNWWwsuDLVD++YUeqARAgoTXORAmLHKc sphOMNKNBITlp3bbu/BVlipnAJBGNPKt5LzC6Y8FIQvP3u43Qz0ASkmSA1ytc1Cq 8jaHetV1yWc7fA4PR8+f =jjnJ -----END PGP SIGNATURE----- --Sig_/=m6=5Kqf3R+Ni4NiT/CPDnH--