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Support earlier glibc sched_setaffinity
[userspace-rcu.git]
/
tests
/
test_qsbr_gc.c
diff --git
a/tests/test_qsbr_gc.c
b/tests/test_qsbr_gc.c
index d32d1a04175159bc186aeb9f3fbf6f98e98a837a..c480461b9156092ce0b9329d5fb1d8f04580aec6 100644
(file)
--- a/
tests/test_qsbr_gc.c
+++ b/
tests/test_qsbr_gc.c
@@
-21,6
+21,7
@@
*/
#define _GNU_SOURCE
*/
#define _GNU_SOURCE
+#include "../config.h"
#include <stdio.h>
#include <pthread.h>
#include <stdlib.h>
#include <stdio.h>
#include <pthread.h>
#include <stdlib.h>
@@
-32,12
+33,10
@@
#include <assert.h>
#include <sys/syscall.h>
#include <sched.h>
#include <assert.h>
#include <sys/syscall.h>
#include <sched.h>
+#include <errno.h>
#include <urcu/arch.h>
#include <urcu/arch.h>
-/* Make this big enough to include the POWER5+ L3 cacheline size of 256B */
-#define CACHE_LINE_SIZE 4096
-
/* hardcoded number of CPUs */
#define NR_CPUS 16384
/* hardcoded number of CPUs */
#define NR_CPUS 16384
@@
-103,6
+102,12
@@
static int use_affinity = 0;
pthread_mutex_t affinity_mutex = PTHREAD_MUTEX_INITIALIZER;
pthread_mutex_t affinity_mutex = PTHREAD_MUTEX_INITIALIZER;
+#ifndef HAVE_CPU_SET_T
+typedef unsigned long cpu_set_t;
+# define CPU_ZERO(cpuset) do { *(cpuset) = 0; } while(0)
+# define CPU_SET(cpu, cpuset) do { *(cpuset) |= (1UL << (cpu)); } while(0)
+#endif
+
static void set_affinity(void)
{
cpu_set_t mask;
static void set_affinity(void)
{
cpu_set_t mask;
@@
-112,6
+117,7
@@
static void set_affinity(void)
if (!use_affinity)
return;
if (!use_affinity)
return;
+#if HAVE_SCHED_SETAFFINITY
ret = pthread_mutex_lock(&affinity_mutex);
if (ret) {
perror("Error in pthread mutex lock");
ret = pthread_mutex_lock(&affinity_mutex);
if (ret) {
perror("Error in pthread mutex lock");
@@
-123,9
+129,15
@@
static void set_affinity(void)
perror("Error in pthread mutex unlock");
exit(-1);
}
perror("Error in pthread mutex unlock");
exit(-1);
}
+
CPU_ZERO(&mask);
CPU_SET(cpu, &mask);
CPU_ZERO(&mask);
CPU_SET(cpu, &mask);
+#if SCHED_SETAFFINITY_ARGS == 2
+ sched_setaffinity(0, &mask);
+#else
sched_setaffinity(0, sizeof(mask), &mask);
sched_setaffinity(0, sizeof(mask), &mask);
+#endif
+#endif /* HAVE_SCHED_SETAFFINITY */
}
/*
}
/*
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