Document thread_delay

1 files changed, 3 insertions, 0 deletions

diff --git a/kern/thread.h b/kern/thread.h
index d77b35f3..5a109233 100644
--- a/kern/thread.h
+++ b/kern/thread.h
@@ -267,6 +267,9 @@ int thread_resume(struct thread *thread);
 
 /*
  * Suspend execution of the calling thread.
+ *
+ * If this function causes the calling thread to yield the processor,
+ * this is an intra-thread release-acquire operation.
  */
 void thread_delay(uint64_t ticks, bool absolute);