SMP barrier is reusable
authorBarret Rhoden <brho@cs.berkeley.edu>
Wed, 8 Apr 2009 22:58:02 +0000 (15:58 -0700)
committerBarret Rhoden <brho@cs.berkeley.edu>
Wed, 8 Apr 2009 22:58:02 +0000 (15:58 -0700)
commita97d38bb7e7ec3247343e4a7fefc5c6c5b9ef4dd
tree1fb82e7dd91d6fd717e6abb12b3132a5019f7d55
parent750363851510e7653e9d3abc80924a72e31747d6
SMP barrier is reusable

can now be called multiple times (resets itself) after having been
initialized.  also renamed to barrier_all.
kern/atomic.c
kern/atomic.h
kern/testing.c