diff -r f95ef5511e1f -r 2ed1c37df3a5 src/hotspot/cpu/x86/stubGenerator_x86_64.cpp
--- a/src/hotspot/cpu/x86/stubGenerator_x86_64.cpp	Fri Mar 09 12:03:20 2018 -0500
+++ b/src/hotspot/cpu/x86/stubGenerator_x86_64.cpp	Thu Feb 08 09:23:49 2018 +0100
@@ -4425,7 +4425,7 @@
    *    c_rarg0   - x address
    *    c_rarg1   - x length
    *    c_rarg2   - y address
-   *    c_rarg3   - y lenth
+   *    c_rarg3   - y length
    * not Win64
    *    c_rarg4   - z address
    *    c_rarg5   - z length