[Xenomai-git] Philippe Gerum : testsuite/latency: set default affinity to CPU0

[git repository hosting]

Module: xenomai-3
Branch: next
Commit: f4882226c07f72284a14ac45427a6d47f7cfc433
URL:    
http://git.xenomai.org/?p=xenomai-3.git;a=commit;h=f4882226c07f72284a14ac45427a6d47f7cfc433

Author: Philippe Gerum <r...@xenomai.org>
Date:   Wed Mar 25 12:01:17 2015 +0100

testsuite/latency: set default affinity to CPU0

---

 testsuite/latency/latency.c |   18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/testsuite/latency/latency.c b/testsuite/latency/latency.c
index 2b51b06..e3dadae 100644
--- a/testsuite/latency/latency.c
+++ b/testsuite/latency/latency.c
@@ -576,7 +576,7 @@ static void sigdebug(int sig, siginfo_t *si, void *context)
 int main(int argc, char *const *argv)
 {
        struct sigaction sa __attribute__((unused));
-       int c, err, sig, cpu = -1;
+       int c, err, sig, cpu = 0;
        cpu_set_t cpus;
        sigset_t mask;
 
@@ -792,17 +792,13 @@ int main(int argc, char *const *argv)
                        return 0;
                }
 
-               if (cpu >= 0) {
-                       CPU_ZERO(&cpus);
-                       CPU_SET(cpu, &cpus);
-                       err = pthread_attr_setaffinity_np(&tattr, sizeof(cpus),
-                                                       &cpus);
-                       if (err) {
-                               fprintf(stderr,
-                                       "latency: failed to set CPU affinity, 
code %d\n",
-                                       err);
+               CPU_ZERO(&cpus);
+               CPU_SET(cpu, &cpus);
+               err = pthread_attr_setaffinity_np(&tattr, sizeof(cpus), &cpus);
+               if (err) {
+                       fprintf(stderr,
+                               "latency: failed to set CPU affinity, code 
%d\n", err);
                                return 0;
-                       }
                }
 
                err = pthread_create(&latency_task, &tattr, &latency, NULL);


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