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Support earlier glibc sched_setaffinity
[userspace-rcu.git]
/
tests
/
api_gcc.h
diff --git
a/tests/api_gcc.h
b/tests/api_gcc.h
index 1c8b12b252670b2cfd2f498f7bcb96a15ed4b9c1..17487d5c701e81b66349b798b7f7fade5b1d8a96 100644
(file)
--- a/
tests/api_gcc.h
+++ b/
tests/api_gcc.h
@@
-1,5
+1,9
@@
+
+#ifndef _INCLUDE_API_H
#define _INCLUDE_API_H
#define _INCLUDE_API_H
+#include "../config.h"
+
/*
* common.h: Common Linux kernel-isms.
*
/*
* common.h: Common Linux kernel-isms.
*
@@
-69,7
+73,7
@@
* Machine parameters.
*/
* Machine parameters.
*/
-#define CACHE_LINE_SIZE 64
+/* #define CACHE_LINE_SIZE 64 */
#define ____cacheline_internodealigned_in_smp \
__attribute__((__aligned__(1 << 6)))
#define ____cacheline_internodealigned_in_smp \
__attribute__((__aligned__(1 << 6)))
@@
-299,7
+303,7
@@
cmpxchg(volatile long *ptr, long oldval, long newval)
*/
#ifndef CACHE_LINE_SIZE
*/
#ifndef CACHE_LINE_SIZE
-#define CACHE_LINE_SIZE 128
+/* #define CACHE_LINE_SIZE 128 */
#endif /* #ifndef CACHE_LINE_SIZE */
/*
#endif /* #ifndef CACHE_LINE_SIZE */
/*
@@
-459,13
+463,25
@@
static void wait_all_threads(void)
}
}
}
}
+#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 run_on(int cpu)
{
static void run_on(int cpu)
{
+#if HAVE_SCHED_SETAFFINITY
cpu_set_t mask;
CPU_ZERO(&mask);
CPU_SET(cpu, &mask);
cpu_set_t 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 */
}
/*
}
/*
@@
-1330,3
+1346,5
@@
static inline void hlist_move_list(struct hlist_head *old,
pos = n)
#endif
pos = n)
#endif
+
+#endif
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