remove asm/bitops.h includes

remove asm/bitops.h includes

including asm/bitops directly may cause compile errors. don't include it
and include linux/bitops instead. next patch will deny including asm header
directly.

Cc: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 8cae60c..9d6e6f1 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -161,7 +161,7 @@
 #endif
 #include <asm/byteorder.h>
 #include <linux/rcupdate.h>
-#include <asm/bitops.h>
+#include <linux/bitops.h>
 #include <asm/io.h>
 #include <asm/dma.h>
 #include <asm/uaccess.h>