linux: Use hard tabs and Linux coding style.

Signed-off-by: Keir Fraser <keir@xensource.com>

linux-2.6-xen-sparse/drivers/xen/blkback/blkback.c

@@ -491,11 +491,10 @@ static void dispatch_rw_block_io(blkif_t *blkif,
 	for (i = 0; i < nbio; i++)
 		submit_bio(operation, biolist[i]);
 
-        if (operation == READ) {
-                blkif->st_rd_sect += preq.nr_sects;
-        } else if (operation == WRITE) {
-                blkif->st_wr_sect += preq.nr_sects;
-        }
+	if (operation == READ)
+		blkif->st_rd_sect += preq.nr_sects;
+	else if (operation == WRITE)
+		blkif->st_wr_sect += preq.nr_sects;
 
 	return;
 

linux-2.6-xen-sparse/drivers/xen/blkback/common.h

@@ -88,8 +88,8 @@ typedef struct blkif_st {
 	int                 st_wr_req;
 	int                 st_oo_req;
 	int                 st_br_req;
-        int                 st_rd_sect;
-        int                 st_wr_sect;
+	int                 st_rd_sect;
+	int                 st_wr_sect;
 
 	wait_queue_head_t waiting_to_free;
 

linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c

@@ -1407,11 +1407,10 @@ static void dispatch_rw_block_io(blkif_t *blkif,
 	wmb(); /* blktap_poll() reads req_prod_pvt asynchronously */
 	info->ufe_ring.req_prod_pvt++;
 
-	if (operation == READ) {
+	if (operation == READ)
 		blkif->st_rd_sect += nr_sects;
-	} else if (operation == WRITE) {
+	else if (operation == WRITE)
 		blkif->st_wr_sect += nr_sects;
-	}
 
 	return;