From: Bart Van Assche <bvanassche@acm.org>
Date: Fri, 29 Jul 2011 06:12:51 +0000 (+0000)
Subject: Yet another thread test scheduler sensitivity fix
X-Git-Tag: svn/VALGRIND_3_7_0~301
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe979eb8e90932399d2056ed1c1dd4fbad88f520;p=thirdparty%2Fvalgrind.git

Yet another thread test scheduler sensitivity fix

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11936
---

diff --git a/drd/tests/annotate_barrier.c b/drd/tests/annotate_barrier.c
index 5db1763d83..592254a6c7 100644
--- a/drd/tests/annotate_barrier.c
+++ b/drd/tests/annotate_barrier.c
@@ -124,6 +124,7 @@ static void* threadfunc(struct threadinfo* p)
 /* Actual test, consisting of nthread threads. */
 static void barriers_and_races(const int nthread, const int iterations)
 {
+  const struct timespec delay = { 0, 100 * 1000 * 1000 };
   int i;
   struct threadinfo* t;
   barrier_t b;
@@ -144,6 +145,7 @@ static void barriers_and_races(const int nthread, const int iterations)
     t[i].array = array;
     t[i].iterations = iterations;
     pthread_create(&t[i].tid, 0, (void*(*)(void*))threadfunc, &t[i]);
+    nanosleep(&delay, 0);
   }
 
   for (i = 0; i < nthread; i++)