X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=src%2Fao_task.c;h=4a78766e2828664b1687b09f0ea28a02ac987066;hp=14aa84c841d698d3a285de7370c80de369c7b56f;hb=00f49c8fb0aa38331360bdb85c32bcebe60dcdc3;hpb=73db30b2f9128c37dc7fa075793a8862814ce044

diff --git a/src/ao_task.c b/src/ao_task.c
index 14aa84c8..4a78766e 100644
--- a/src/ao_task.c
+++ b/src/ao_task.c
@@ -217,7 +217,10 @@ ao_wakeup(__xdata void *wchan)
 void
 ao_alarm(uint16_t delay)
 {
-	if (!(ao_cur_task->alarm = ao_time() + delay))
+	/* Make sure we sleep *at least* delay ticks, which means adding
+	 * one to account for the fact that we may be close to the next tick
+	 */
+	if (!(ao_cur_task->alarm = ao_time() + delay + 1))
 		ao_cur_task->alarm = 1;
 }
 
@@ -228,7 +231,7 @@ ao_wake_task(__xdata struct ao_task *task)
 }
 
 void
-ao_exit(void)
+ao_exit(void) __critical
 {
 	uint8_t	i;
 	ao_num_tasks--;