sebastianene07 commented on a change in pull request #1602:
URL: https://github.com/apache/incubator-nuttx/pull/1602#discussion_r477286355
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File path: arch/sim/src/sim/up_oneshot.c
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@@ -357,6 +359,17 @@ FAR struct oneshot_lowerhalf_s *oneshot_initialize(int
chan,
void up_timer_initialize(void)
{
+ /* Block the signals for the new threads created on the host to prevent
+ * a race condition where the simulated interrupt handler runs on another
+ * host thread. The new threads will inherit the signal mask which has
+ * blocked signals.
+ */
+
+#ifdef CONFIG_SIM_PREEMPTIBLE
+ host_prepare_timer();
+ host_init_timer(up_timer_update);
Review comment:
That's a good idea I will do this
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