Re: port-alpha/38335 (kernel freeze on alpha MP system)

[Jarle Greipsland <jarle%uninett.no@localhost>]

The following reply was made to PR port-alpha/38335; it has been noted by GNATS.

From: Jarle Greipsland <jarle%uninett.no@localhost>
To: mhitch%lightning.msu.montana.edu@localhost
Cc: gnats-bugs%NetBSD.org@localhost, gnats-admin%netbsd.org@localhost
Subject: Re: port-alpha/38335 (kernel freeze on alpha MP system)
Date: Tue, 06 Oct 2009 15:32:15 +0200 (CEST)

 "Michael L. Hitch" <mhitch%lightning.msu.montana.edu@localhost> writes:
 > On Tue, 6 Oct 2009, Jarle Greipsland wrote:
 > 
 > >>    What was the panic you got?
 > > The one from your patch:
 > > Whoa!  pool_cache_get returned an in-use entry! ci_index 0 pj 
 > > 0xfffffc003f9ee740
 > > panic: Oops
 > 
 >    The patch I posted had the panic call commented out (the panic was from 
 > earlier debug testing).  The following line was the workaround that would 
 > skip that entry and do a full tlb invalidate.  Things should keep running 
 > (for a while longer anyway) after that.
 
 Ah.  That's what happens when one manually applies a patch :-(
 Oh well.  I have since updated my kernel, and am now running a
 -current GENERIC.MP kernel with the IPL_VM -> IPL_SCHED
 modification.  I have started a "build -j4" job, and I'll
 see how that works out.
                                        -jarle
 -- 
 "There's too much blood in my caffeine system."