From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262794AbUBNS3J (ORCPT ); Sat, 14 Feb 2004 13:29:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262827AbUBNS3J (ORCPT ); Sat, 14 Feb 2004 13:29:09 -0500 Received: from wblv-254-118.telkomadsl.co.za ([165.165.254.118]:8854 "EHLO gateway.lan") by vger.kernel.org with ESMTP id S262794AbUBNS3E (ORCPT ); Sat, 14 Feb 2004 13:29:04 -0500 Subject: Re: [BK PATCHES] 2.6.x libata update From: Martin Schlemmer Reply-To: Martin Schlemmer To: Jeff Garzik Cc: akpm@osdl.org, torvalds@osdl.org, Linux Kernel Mailing Lists , Jon Smirl In-Reply-To: <402D3B97.70005@pobox.com> References: <20040213184316.GA28871@gtf.org> <1076700491.22542.38.camel@nosferatu.lan> <402D3B97.70005@pobox.com> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-6VK8gaaRXmUvhm3X9n/7" Message-Id: <1076783378.27648.3.camel@nosferatu.lan> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.5 Date: Sat, 14 Feb 2004 20:29:39 +0200 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --=-6VK8gaaRXmUvhm3X9n/7 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Fri, 2004-02-13 at 23:03, Jeff Garzik wrote: > Martin Schlemmer wrote: > > On Fri, 2004-02-13 at 20:43, Jeff Garzik wrote: > >=20 > > Hi > >=20 > >=20 > >> (04/02/13 1.1634) > >> [libata] catch, and ack, spurious DMA interrupts > >> =20 > >> Hardware issue on Intel ICH5 requires an additional ack sequence > >> over and above the normal IDE DMA interrupt ack requirements. Issue > >> described in post to freebsd list: > >> http://www.mail-archive.com/freebsd-stable@freebsd.org/msg58421.html > >> =20 > >> Since the bug workaround only requires a single additional PIO or > >> MMIO read in the interrupt handler, it is applied to all chipsets > >> using the standard libata interrupt handler. > >> =20 > >> Credit for research the issue, creating the patch, and testing the > >> patch all go to Jon Burgess. > >> > >=20 > >=20 > > Did you miss the mail I sent about this locking my box in under > > 20-30 mins? It still looks the same as the previous one .... >=20 >=20 > Yes, I did. Can you test 2.6.3-rc2 + this patch? >=20 Yep, it still breaks it. I get a dma timeout on heavy disk access, and then things start to freeze (or do not start at all). Seems Jon is hitting the same issue with -bk4. If you need debugging/whatever, just let me know what to do Thanks, --=20 Martin Schlemmer --=-6VK8gaaRXmUvhm3X9n/7 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBALmkSqburzKaJYLYRAnSqAJ4sNrHqIxSveXdvF6oQIcy6cQgXxwCdHjM7 j/meoG3Y12ettsu/Wk5bTSw= =MfoI -----END PGP SIGNATURE----- --=-6VK8gaaRXmUvhm3X9n/7--