Date: Wed, 9 Oct 2013 21:08:51 +1030 From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Hans Petter Selasky <hps@bitfrost.no> Cc: freebsd-usb@freebsd.org Subject: Re: USB config SX lock deadlock Message-ID: <A2C6A9D3-1595-41D2-A5C6-B544A3E40058@gsoft.com.au> In-Reply-To: <52553000.2010003@bitfrost.no> References: <9783900F-08A1-41FB-81B8-3C9809B82521@gsoft.com.au> <52553000.2010003@bitfrost.no>
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--Apple-Mail=_8FC4CBA0-8623-42F9-8415-2974342EAA12 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=iso-8859-1 On 09/10/2013, at 20:59, Hans Petter Selasky <hps@bitfrost.no> wrote: >> I have previously run the same hardware on 9.0 (where there was a = panic in devfs triggered if the DAQ card disconncted sometimes) and 9.1 = (where I have not seen any problems). >>=20 >> Does anyone have an idea about how I could go about gathering more = information if it happens again? >>=20 > It is not a deadlock. It is just that the reference in /dev/cuaUX does = not go away. Have you tried 9-stable? It is actually running r253505, sorry I should have mentioned that = before. It isn't a serial device, although the driver is a thin wrapper around = the usb_fifo code (which is very useful - thanks :) > There are also some sysctls you can set, see hw.usb to change the = shutdown behaviour. This would be hw.usb.no_shutdown_wait ? -- 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 --Apple-Mail=_8FC4CBA0-8623-42F9-8415-2974342EAA12 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Comment: GPGTools - http://gpgtools.org iD8DBQFSVTI75ZPcIHs/zowRAii+AJ91yUY/TmrlZU8pY3nCsfY/eIcLegCfa7ko VUh83proUQ/H5fOb4SxSjQU= =OIKd -----END PGP SIGNATURE----- --Apple-Mail=_8FC4CBA0-8623-42F9-8415-2974342EAA12--
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