From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Sat, 20 Jun 2009 15:55:38 +0000 (-0400)
Subject: Test qsbr debug
X-Git-Tag: v0.1~122
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=65f03794a386588df536051ca4df9fd6e777f372;p=urcu.git

Test qsbr debug

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---

diff --git a/test_qsbr.c b/test_qsbr.c
index ef7868a..6830fe1 100644
--- a/test_qsbr.c
+++ b/test_qsbr.c
@@ -342,14 +342,26 @@ int main(int argc, char **argv)
 	printf_verbose("thread %-6s, thread id : %lx, tid %lu\n",
 			"main", pthread_self(), (unsigned long)gettid());
 
-	for (i = 0; i < CPU_SETSIZE; i++)
-		if (CPU_ISSET(i, &affinity))
-			printf_verbose("Affinity to CPU : %d\n", i);
+	if (use_affinity) {
+		for (i = 0; i < CPU_SETSIZE; i++)
+			if (CPU_ISSET(i, &affinity))
+				printf_verbose("About to set affinity "
+					       "to CPU : %d\n", i);
+
+		if (sched_setaffinity(0, sizeof(affinity), &affinity) < 0) {
+			perror("sched_setaffinity");
+			exit(-1);
+		}
 
-	if (use_affinity
-	    && sched_setaffinity(0, sizeof(affinity), &affinity) < 0) {
-		perror("sched_setaffinity");
-		exit(-1);
+		if (sched_getaffinity(0, sizeof(affinity), &affinity) < 0) {
+			perror("sched_getaffinity");
+			exit(-1);
+		}
+
+		for (i = 0; i < CPU_SETSIZE; i++)
+			if (CPU_ISSET(i, &affinity))
+				printf_verbose("Effectively set affinity "
+					       "to CPU : %d\n", i);
 	}
 
 	test_array = malloc(sizeof(*test_array) * ARRAY_SIZE);