X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fx86_64%2Flib%2Fio.c;h=87b4a4e180391230156d0d4bd84cbda325d57810;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=5950b821dacb2da5ae609c54d52fbea49bf03fcc;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git

diff --git a/arch/x86_64/lib/io.c b/arch/x86_64/lib/io.c
index 5950b821d..87b4a4e18 100644
--- a/arch/x86_64/lib/io.c
+++ b/arch/x86_64/lib/io.c
@@ -2,14 +2,22 @@
 #include <asm/io.h>
 #include <linux/module.h>
 
-void *__memcpy_toio(unsigned long dst,const void*src,unsigned len)
+void __memcpy_toio(unsigned long dst,const void*src,unsigned len)
 {
-	return __inline_memcpy((void *) dst,src,len);
+	__inline_memcpy((void *) dst,src,len);
 }
 EXPORT_SYMBOL(__memcpy_toio);
 
-void *__memcpy_fromio(void *dst,unsigned long src,unsigned len)
+void __memcpy_fromio(void *dst,unsigned long src,unsigned len)
 {
-	return __inline_memcpy(dst,(const void *) src,len);
+	__inline_memcpy(dst,(const void *) src,len);
 }
 EXPORT_SYMBOL(__memcpy_fromio);
+
+void memset_io(volatile void __iomem *a, int b, size_t c)
+{
+	/* XXX: memset can mangle the IO patterns quite a bit.
+	   perhaps it would be better to use a dumb one */
+	memset((void *)a,b,c);
+}
+EXPORT_SYMBOL(memset_io);