diff options
Diffstat (limited to 'linuxthreads/spinlock.c')
| -rw-r--r-- | linuxthreads/spinlock.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/linuxthreads/spinlock.c b/linuxthreads/spinlock.c index d13cea18c7..c482d910dc 100644 --- a/linuxthreads/spinlock.c +++ b/linuxthreads/spinlock.c @@ -122,12 +122,12 @@ again: several iterations of the while loop. Some processors (e.g. multiprocessor Alphas) could perform such reordering even though the loads are dependent. */ - MEMORY_BARRIER(); + READ_MEMORY_BARRIER(); thr = *ptr; } /* Prevent reordering of the load of lock->__status above and thr->p_nextlock below */ - MEMORY_BARRIER(); + READ_MEMORY_BARRIER(); /* Remove max prio thread from waiting list. */ if (maxptr == (pthread_descr *) &lock->__status) { /* If max prio thread is at head, remove it with compare-and-swap |