Date: Wed, 14 May 2014 10:38:01 +0200 From: Marius Strobl <marius@alchemy.franken.de> To: Hans Petter Selasky <hselasky@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r266006 - head/sys/modules/sound/driver/uaudio Message-ID: <20140514083801.GC679@alchemy.franken.de> In-Reply-To: <201405140733.s4E7X6Ux080638@svn.freebsd.org> References: <201405140733.s4E7X6Ux080638@svn.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Wed, May 14, 2014 at 07:33:06AM +0000, Hans Petter Selasky wrote: > Author: hselasky > Date: Wed May 14 07:33:06 2014 > New Revision: 266006 > URL: http://svnweb.freebsd.org/changeset/base/266006 > > Log: > Change the USB audio kernel module linking order, so that the USB > audio device driver is detached first and not its children. This fixes > a panic in some cases when unloading "snd_uaudio" while a USB device > is plugged. The linking order affects the order in which the module > dependencies are registered. The right way of specifying that uaudio should be registered last, i. e. after other device drivers employing DRIVER_MODULE(), would be using: DRIVER_MODULE_ORDER(uaudio, uhub, uaudio_driver, uaudio_devclass, NULL, NULL, SI_ORDER_ANY); instead of the existing DRIVER_MODULE() in uaudio.c. Marius
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20140514083801.GC679>