xtensa: remove the second argument of __bio_kmap_atomic()

kmap_atomic allows only one argument now, just remove the unused 'kmtype'.

Signed-off-by: Zhao Hongjiang <zhaohongjiang@huawei.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Chris Zankel <chris@zankel.net>
diff --git a/include/linux/bio.h b/include/linux/bio.h
index ef24466..ec48bac 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -97,11 +97,11 @@
  * permanent PIO fall back, user is probably better off disabling highmem
  * I/O completely on that queue (see ide-dma for example)
  */
-#define __bio_kmap_atomic(bio, idx, kmtype)				\
+#define __bio_kmap_atomic(bio, idx)				\
 	(kmap_atomic(bio_iovec_idx((bio), (idx))->bv_page) +	\
 		bio_iovec_idx((bio), (idx))->bv_offset)
 
-#define __bio_kunmap_atomic(addr, kmtype) kunmap_atomic(addr)
+#define __bio_kunmap_atomic(addr) kunmap_atomic(addr)
 
 /*
  * merge helpers etc