From owner-freebsd-hackers@FreeBSD.ORG Thu Mar 27 00:59:19 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 510B9106566B for ; Thu, 27 Mar 2008 00:59:19 +0000 (UTC) (envelope-from doconnor@gsoft.com.au) Received: from cain.gsoft.com.au (cain.gsoft.com.au [203.31.81.10]) by mx1.freebsd.org (Postfix) with ESMTP id 9CCB38FC14 for ; Thu, 27 Mar 2008 00:59:18 +0000 (UTC) (envelope-from doconnor@gsoft.com.au) Received: from inchoate.gsoft.com.au (inchoate.gsoft.com.au [203.31.81.30]) (authenticated bits=0) by cain.gsoft.com.au (8.13.8/8.13.8) with ESMTP id m2R0xDmI082298 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 27 Mar 2008 11:29:15 +1030 (CST) (envelope-from doconnor@gsoft.com.au) From: "Daniel O'Connor" To: stef@memberwebs.com Date: Thu, 27 Mar 2008 11:29:11 +1030 User-Agent: KMail/1.9.7 References: <20080320131638.7E66B94C853@mx.npubs.com> <200803220937.33552.doconnor@gsoft.com.au> <20080322045846.58F8D94C804@mx.npubs.com> In-Reply-To: <20080322045846.58F8D94C804@mx.npubs.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart5747352.PgCTCiOgY6"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200803271129.12772.doconnor@gsoft.com.au> X-Spam-Score: -3.977 () ALL_TRUSTED,BAYES_00 X-Scanned-By: MIMEDefang 2.63 on 203.31.81.10 Cc: freebsd-hackers@freebsd.org Subject: Re: Vital Patches for ataraid with Intel Matrix RAID (ICH7) X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Mar 2008 00:59:19 -0000 --nextPart5747352.PgCTCiOgY6 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Sat, 22 Mar 2008, Stef Walter wrote: > Daniel O'Connor wrote: > > I have seen this bug in other ATA RAID implementations (VIA & > > Promise) too. From what I can tell this part of your patch is > > general to all ATA RAID arrays, right? > > Yes, a small part. The part that will write out the RAID information > (thus updating the generation) whenever the status changes, > regardless of whether that change takes place when the machine is off > or not. I am fairly astonished that the ataraid code didn't do that already :( > Without testing, I can't be sure whether this solves the problem on > other ataraid devices. I don't have ready access to such systems anymore, we switched to 3ware=20 controllers after seeing problems with broken arrays. =2D-=20 Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --nextPart5747352.PgCTCiOgY6 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQBH6vFg5ZPcIHs/zowRAt1oAJ41o1lfHyrp1gWBZZsbBIzeptGwTACfcNnC adHx65ASWcXCKoWQE2DVO8E= =aVW+ -----END PGP SIGNATURE----- --nextPart5747352.PgCTCiOgY6--