1 files changed, 30 insertions, 0 deletions

diff --git a/arch/x86_64/lib/iomap_copy_64.S b/arch/x86_64/lib/iomap_copy_64.S
new file mode 100644
index 00000000000..05a95e713da
--- /dev/null
+++ b/arch/x86_64/lib/iomap_copy_64.S
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2006 PathScale, Inc.  All Rights Reserved.
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include <linux/linkage.h>
+#include <asm/dwarf2.h>
+
+/*
+ * override generic version in lib/iomap_copy.c
+ */
+ENTRY(__iowrite32_copy)
+        CFI_STARTPROC
+        movl %edx,%ecx
+        rep movsd
+        ret
+        CFI_ENDPROC
+ENDPROC(__iowrite32_copy)