diff --git a/[refs] b/[refs]
index 43433b3f9e06..65e7f794d07a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d394998072d05fe694e85ae544e530da964da9f8
+refs/heads/master: 9d57088be9f1d166d6ca311218611a51cd3ecfc2
diff --git a/trunk/drivers/net/ethernet/intel/e1000e/e1000.h b/trunk/drivers/net/ethernet/intel/e1000e/e1000.h
index c7bc610a0b55..e6b94835291e 100644
--- a/trunk/drivers/net/ethernet/intel/e1000e/e1000.h
+++ b/trunk/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -372,7 +372,7 @@ struct e1000_adapter {
 	/* structs defined in e1000_hw.h */
 	struct e1000_hw hw;
 
-	spinlock_t stats64_lock;
+	spinlock_t stats64_lock;	/* protects statistics counters */
 	struct e1000_hw_stats stats;
 	struct e1000_phy_info phy_info;
 	struct e1000_phy_stats phy_stats;