PLEASE TEST: IPI deadlock avoidance patch

Lukas Ertl le at
Mon Aug 23 04:46:43 PDT 2004

On Sun, 22 Aug 2004, Doug White wrote:

> If you have a reasonably fast i386 or amd64 multiprocessor and/or
> hyperthreading machine and are experiencing reproducible hangs during -j
> buildwords and other highly parallel operations, please try this patch:

Looks good here - several of my Xeon boxes that were subject to deadlocks 
have survived -j4 buildworlds and other load situations with this patch.



Lukas Ertl               
le at           

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