svn commit: r253346 - in head/sys: kern net netgraph netgraph/bluetooth/socket

Craig Rodrigues rodrigc at FreeBSD.org
Thu Jul 25 09:36:49 UTC 2013


On Thu, Jul 25, 2013 at 1:07 AM, Marius Strobl <marius at alchemy.franken.de>wrote:

>
> Uhm - do we really need to have that layering violation in subr_bus.c?
> Wouldn't it be sufficient to set curthread->td_vnet to vnet0 in if_alloc(9)
> or if_attach(9) at least instead?
>


There was some discussion about this involving Marko Zec,  Adrian Chadd,
and myself
starting in this thread:

http://lists.freebsd.org/pipermail/svn-src-all/2013-July/071798.html

Adrian and Marko converged on similar patches:

http://lists.freebsd.org/pipermail/freebsd-hackers/2012-November/041120.html
http://people.freebsd.org/~adrian/ath/20130712-vimage-default-attach-detach.diff


As Marko mentioned in another e-mail on this thread, the patch as it is
necessary in
order to fix VIMAGE related kernel panics in many different scenarios,
including
ones involving Netgraph nodes.


--
Craig


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