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-rw-r--r--src/perfcnt/mod.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/perfcnt/mod.rs b/src/perfcnt/mod.rs
index 00fabe3..431f00e 100644
--- a/src/perfcnt/mod.rs
+++ b/src/perfcnt/mod.rs
@@ -1,3 +1,5 @@
+//! Information about available performance counters.
+
use super::cpuid;
use phf;