HEAD UP: non-MPSAFE network drivers to be disabled (was: 8.0 network stack MPsafety goals (fwd))

[Julian Stacey]

Robert Watson wrote:
> 
> On Sat, 24 May 2008, Coleman Kane wrote:
> 
> > I've created a quick table of these at the following location: 
> > http://wiki.freebsd.org/NetworkNeedsGiant
> >
> > Please everyone feel free to fill in the blanks. I'll try to do it as well 
> > as time permits.
> 
> FWIW, I suspect fixing things like SLIP and kernel PPP are fairly trivial once 
> tty locking is in place -- a per-softc mutex and a bit of locking in the 
> obvious spots would likely do it without too much trouble.  In some paths, it 
> might be necessary to inject data via the netisr, if that's not already being 
> done (probably is) to avoid input/output lock order issues.

I dont know about current, but FYI
  SLIP works on 7.0-PRERELEASE.106 & FreeBSD-7.0-Stable.228 & 7.0BETA4	
	http://www.freebsd.org/cgi/query-pr.cgi?pr=bin/118636
	Discard -h as a liability: It is doesnt work on various
	commercial cables, We should be conservative & inclusive.
  I havent got PLIP to work on 7.
	http://www.berklix.com/~jhs/hardware/laptops/#slip

Julian
-- 
Julian Stacey: BSDUnixLinux C Prog Admin SysEng Consult Munich www.berklix.com
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