PERFORCE change 98420 for review
John Baldwin
jhb at FreeBSD.org
Sat Jun 3 20:14:56 UTC 2006
http://perforce.freebsd.org/chv.cgi?CH=98420
Change 98420 by jhb at jhb_mutex on 2006/06/03 20:13:04
Reduce diffs with CVS.
Affected files ...
.. //depot/projects/smpng/sys/kern/kern_mutex.c#126 edit
Differences ...
==== //depot/projects/smpng/sys/kern/kern_mutex.c#126 (text+ko) ====
@@ -549,8 +549,9 @@
if (m != &Giant && TD_IS_RUNNING(owner)) {
#endif
turnstile_release(&m->mtx_object);
- while (mtx_owner(m) == owner && TD_IS_RUNNING(owner))
+ while (mtx_owner(m) == owner && TD_IS_RUNNING(owner)) {
cpu_spinwait();
+ }
continue;
}
#endif /* SMP && !NO_ADAPTIVE_MUTEXES */
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