Date: Wed, 17 Dec 2003 13:22:59 -0600 From: Jonathan Fosburgh <syjef@mdanderson.org> To: Eric Anderson <anderson@centtech.com> Cc: FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: sysctl panics kernel with snd_pcm tweaks Message-ID: <200312171323.03983.syjef@mdanderson.org> In-Reply-To: <1071683405.3903.2.camel@localhost> References: <3FE07F7A.3040101@centtech.com> <1071683405.3903.2.camel@localhost>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Wednesday 17 December 2003 11:50 am, Ryan Sommers wrote: > On Wed, 2003-12-17 at 10:08, Eric Anderson wrote: > > When snd_pcm.ko is loaded at boot time, having: > > hw.snd.pcm0.vchans=4 > > hw.snd.maxautovchans=4 > > in my sysctl.conf causes my kernel to panic on boot (I believe it's the > > hw.snd.maxautovchans causing the panic, but haven't tried explicitly yet) > > > > It worked about a week or so back with no problems - just recently (Dec > > 12th to Dec 15th or so) something changed that made this not work > > anymore. <snip> > I've been messing with this problem and just as an FYI. The problem lies > in the sysctl for the maxautovchans when pcm is loaded as a module. As a > workaround build a kernel with 'device pcm' or take your > hw.snd.maxautovchans out of sysctl.conf. I load pcm as a module alone with csa *and* I have those lines in my sysctl.conf. I only get the panic if I disable loading the csa module. What Does this effect all sound cards or just those that need a bridge? - -- Jonathan Fosburgh AIX and Storage Administrator UT MD Anderson Cancer Center Houston, TX -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iD8DBQE/4K0XqUvQmqp7omYRAqmAAJ4oljDA73Py3PQVwMzUoVR7HrKZNgCgkD0H DmYYn6/St99FwCpY0NK3w/Q= =Fat/ -----END PGP SIGNATURE-----
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