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-rw-r--r--kern/thread.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/kern/thread.h b/kern/thread.h
index 62708268..4d85c59d 100644
--- a/kern/thread.h
+++ b/kern/thread.h
@@ -724,4 +724,12 @@ thread_get_specific(unsigned int key)
return thread_tsd_get(thread_self(), key);
}
+/*
+ * Return true if the given thread is running.
+ *
+ * Note that this check is speculative, and may not return an accurate
+ * result. It may only be used for optimistic optimizations.
+ */
+bool thread_is_running(const struct thread *thread);
+
#endif /* _KERN_THREAD_H */