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-rw-r--r--src/core/defs.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/core/defs.h b/src/core/defs.h
index a37377f7..478bb464 100644
--- a/src/core/defs.h
+++ b/src/core/defs.h
@@ -34,9 +34,9 @@ typedef struct nni_pipe_ops nni_pipe_ops;
typedef struct nni_protocol nni_protocol;
-typedef int nni_signal; // Used as a turnstile/wakeup channel.
-typedef uint64_t nni_time; // An absolute time in microseconds.
-typedef int nni_duration; // A relative time in microseconds.
+typedef int nni_signal; // Turnstile/wakeup channel.
+typedef uint64_t nni_time; // Absolute time (usec).
+typedef int nni_duration; // Relative time (usec).
// Some default timing things.
#define NNI_TIME_NEVER ((nni_time) 0xffffffffull)