diff --git a/[refs] b/[refs]
index 3f9eaa1a26c1..753ca34209b9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0068f260578fc54aa7d10bb3e4a25118287f00f7
+refs/heads/master: 42421ce3468d46cd875acd3d87384528f9fe8a39
diff --git a/trunk/arch/x86_64/lib/Makefile b/trunk/arch/x86_64/lib/Makefile
index 4611996706a3..d9d715d3ec9c 100644
--- a/trunk/arch/x86_64/lib/Makefile
+++ b/trunk/arch/x86_64/lib/Makefile
@@ -10,4 +10,4 @@ obj-$(CONFIG_SMP)	+= msr-on-cpu.o
 lib-y := csum-partial.o csum-copy_64.o csum-wrappers.o delay.o \
 	usercopy.o getuser.o putuser.o  \
 	thunk_64.o clear_page_64.o copy_page_64.o bitstr_64.o bitops.o
-lib-y += memcpy.o memmove.o memset.o copy_user.o rwlock.o copy_user_nocache.o
+lib-y += memcpy.o memmove.o memset.o copy_user.o rwlock_64.o copy_user_nocache.o
diff --git a/trunk/arch/x86_64/lib/rwlock.S b/trunk/arch/x86_64/lib/rwlock_64.S
similarity index 100%
rename from trunk/arch/x86_64/lib/rwlock.S
rename to trunk/arch/x86_64/lib/rwlock_64.S