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>

arch/xtensa/platforms/iss/simdisk.c

@@ -108,13 +108,13 @@ static int simdisk_xfer_bio(struct simdisk *dev, struct bio *bio)
 	sector_t sector = bio->bi_sector;
 
 	bio_for_each_segment(bvec, bio, i) {
-		char *buffer = __bio_kmap_atomic(bio, i, KM_USER0);
+		char *buffer = __bio_kmap_atomic(bio, i);
 		unsigned len = bvec->bv_len >> SECTOR_SHIFT;
 
 		simdisk_transfer(dev, sector, len, buffer,
 				bio_data_dir(bio) == WRITE);
 		sector += len;
-		__bio_kunmap_atomic(bio, KM_USER0);
+		__bio_kunmap_atomic(bio);
 	}
 	return 0;
 }

include/linux/bio.h

@@ -97,11 +97,11 @@ static inline void *bio_data(struct bio *bio)
  * 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