block: don't set bounce limit in blk_init_queue

Instead move it to the callers.  Those that either don't use bio_data() or
page_address() or are specific to architectures that do not support highmem
are skipped.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

drivers/sbus/char/jsflash.c

@@ -592,6 +592,7 @@ static int jsfd_init(void)
 			put_disk(disk);
 			goto out;
 		}
+		blk_queue_bounce_limit(disk->queue, BLK_BOUNCE_HIGH);
 		jsfd_disk[i] = disk;
 	}