X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=src%2Fworkqueue.c;h=1039d7297b9ce13446c4b81aee86fa217a005eab;hb=ea3a28a3f71dd02fb34ed4e3108f93275dbef89a;hp=c9f03b56fbb3ac85c58e5ef21330e03d0377d340;hpb=80c34c2de3d970eb82049798357743cfa71e8b54;p=urcu.git

diff --git a/src/workqueue.c b/src/workqueue.c
index c9f03b5..1039d72 100644
--- a/src/workqueue.c
+++ b/src/workqueue.c
@@ -129,8 +129,6 @@ static int set_thread_cpu_affinity(struct urcu_workqueue *workqueue __attribute_
 
 static void futex_wait(int32_t *futex)
 {
-	int ret;
-
 	/* Read condition before read futex */
 	cmm_smp_mb();
 	while (uatomic_read(futex) == -1) {
@@ -286,6 +284,7 @@ struct urcu_workqueue *urcu_workqueue_create(unsigned long flags,
 {
 	struct urcu_workqueue *workqueue;
 	int ret;
+	sigset_t newmask, oldmask;
 
 	workqueue = malloc(sizeof(*workqueue));
 	if (workqueue == NULL)
@@ -306,10 +305,20 @@ struct urcu_workqueue *urcu_workqueue_create(unsigned long flags,
 	workqueue->cpu_affinity = cpu_affinity;
 	workqueue->loop_count = 0;
 	cmm_smp_mb();  /* Structure initialized before pointer is planted. */
+
+	ret = sigfillset(&newmask);
+	urcu_posix_assert(!ret);
+	ret = pthread_sigmask(SIG_BLOCK, &newmask, &oldmask);
+	urcu_posix_assert(!ret);
+
 	ret = pthread_create(&workqueue->tid, NULL, workqueue_thread, workqueue);
 	if (ret) {
 		urcu_die(ret);
 	}
+
+	ret = pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
+	urcu_posix_assert(!ret);
+
 	return workqueue;
 }
 
@@ -466,13 +475,23 @@ void urcu_workqueue_resume_worker(struct urcu_workqueue *workqueue)
 void urcu_workqueue_create_worker(struct urcu_workqueue *workqueue)
 {
 	int ret;
+	sigset_t newmask, oldmask;
 
 	/* Clear workqueue state from parent. */
 	workqueue->flags &= ~URCU_WORKQUEUE_PAUSED;
 	workqueue->flags &= ~URCU_WORKQUEUE_PAUSE;
 	workqueue->tid = 0;
+
+	ret = sigfillset(&newmask);
+	urcu_posix_assert(!ret);
+	ret = pthread_sigmask(SIG_BLOCK, &newmask, &oldmask);
+	urcu_posix_assert(!ret);
+
 	ret = pthread_create(&workqueue->tid, NULL, workqueue_thread, workqueue);
 	if (ret) {
 		urcu_die(ret);
 	}
+
+	ret = pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
+	urcu_posix_assert(!ret);
 }