On Thursday 25 July 2013 11:36:46 Craig Rodrigues wrote: > On Thu, Jul 25, 2013 at 1:07 AM, Marius Strobl <mar...@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.h >tml > http://people.freebsd.org/~adrian/ath/20130712-vimage-default-attach-deta >ch.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.
Moreover, unconditionally setting curvnet to vnet0 in if_alloc(), if_attach() or similar places as suggested my Marius simply couldn't work, because that would break creation of pseudo-interfaces inside non-vnet0 contexts (such as vlan, ng_ether, ng_eiface etc.). Marko _______________________________________________ svn-src-head@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
