Date: Thu, 6 Aug 2009 08:26:15 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-current@freebsd.org Cc: Attilio Rao <attilio@FreeBSD.org>, Ed Schouten <ed@80386.nl>, Robert Watson <rwatson@freebsd.org>, FreeBSD Current <current@freebsd.org>, Lucius Windschuh <lwindschuh@googlemail.com> Subject: Re: uaudio attach panic: Giant not locked Message-ID: <200908060826.16498.jhb@freebsd.org> In-Reply-To: <alpine.BSF.2.00.0908051242220.5142@fledge.watson.org> References: <90a5caac0908050258w1ea85736sac0b66ae5998e7de@mail.gmail.com> <20090805111247.GA1292@hoeg.nl> <alpine.BSF.2.00.0908051242220.5142@fledge.watson.org>
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On Wednesday 05 August 2009 7:43:11 am Robert Watson wrote: > On Wed, 5 Aug 2009, Ed Schouten wrote: > > > * Lucius Windschuh <lwindschuh@googlemail.com> wrote: > >> So I updated my machine to CURRENT r196062 and use a USB audio > >> converter. Attaching it to the machine leads to a kernel panic: > >> > >> <snip> > > > > I suspect this has something to do with the Newbus locking, which causes > > some pieces of code to run without Giant held, while they previously did. > > There's a patch in the re@ queue to re-add Giant around newbus attachment, per > John Baldwin's request. However, committing that patch is stalled while > issues with the svn->cvs export of the new RELENG_8 branch are resolved. I > expect to see the patch go into the tree RSN. Err, I think that was just around suspend/resume? -- John Baldwin
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