Uthread vc_entry will spin on STEALING
authorBarret Rhoden <brho@cs.berkeley.edu>
Tue, 29 Nov 2011 23:52:33 +0000 (15:52 -0800)
committerBarret Rhoden <brho@cs.berkeley.edu>
Thu, 15 Dec 2011 22:48:41 +0000 (14:48 -0800)
commit68c786f3c32b2790c634eb4914069d0cb81c0a4a
treecf7c5abf5c1d8b74f84e38454ce9f89372123135
parent47053d12788d629834a170ce7cf9d3539133afda
Uthread vc_entry will spin on STEALING

If for any reason STEALING is set, a vcore can't touch its
current_uthread.  2LSs don't need to worry about it; uthread code will
deal with it before calling out to a 2LS.  Preemption recovery code will
muck with this.
user/parlib/event.c
user/parlib/uthread.c