diff options
Diffstat (limited to 'libgomp/config/linux/affinity.c')
| -rw-r--r-- | libgomp/config/linux/affinity.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/libgomp/config/linux/affinity.c b/libgomp/config/linux/affinity.c index 8fcce5f3a5b..7b6d6c008d7 100644 --- a/libgomp/config/linux/affinity.c +++ b/libgomp/config/linux/affinity.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2006, 2007, 2008 Free Software Foundation, Inc. Contributed by Jakub Jelinek <jakub@redhat.com>. This file is part of the GNU OpenMP Library (libgomp). @@ -38,9 +38,6 @@ #ifdef HAVE_PTHREAD_AFFINITY_NP static unsigned int affinity_counter; -#ifndef HAVE_SYNC_BUILTINS -static gomp_mutex_t affinity_lock; -#endif void gomp_init_affinity (void) @@ -76,9 +73,6 @@ gomp_init_affinity (void) CPU_SET (gomp_cpu_affinity[0], &cpuset); pthread_setaffinity_np (pthread_self (), sizeof (cpuset), &cpuset); affinity_counter = 1; -#ifndef HAVE_SYNC_BUILTINS - gomp_mutex_init (&affinity_lock); -#endif } void @@ -87,13 +81,7 @@ gomp_init_thread_affinity (pthread_attr_t *attr) unsigned int cpu; cpu_set_t cpuset; -#ifdef HAVE_SYNC_BUILTINS cpu = __sync_fetch_and_add (&affinity_counter, 1); -#else - gomp_mutex_lock (&affinity_lock); - cpu = affinity_counter++; - gomp_mutex_unlock (&affinity_lock); -#endif cpu %= gomp_cpu_affinity_len; CPU_ZERO (&cpuset); CPU_SET (gomp_cpu_affinity[cpu], &cpuset); |
