block: rename blk_scsi_cmd_filter to blk_cmd_filter

Technically, the cmd_filter would be applied to other protocols though
it's unlikely to happen. Putting SCSI stuff to request_queue is kinda
layer violation. So let's rename it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index d2d34e2..ab247d5 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -283,7 +283,7 @@
 #define BLK_SCSI_MAX_CMDS	(256)
 #define BLK_SCSI_CMD_PER_LONG	(BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))
 
-struct blk_scsi_cmd_filter {
+struct blk_cmd_filter {
 	unsigned long read_ok[BLK_SCSI_CMD_PER_LONG];
 	unsigned long write_ok[BLK_SCSI_CMD_PER_LONG];
 	struct kobject kobj;
@@ -407,7 +407,7 @@
 #if defined(CONFIG_BLK_DEV_BSG)
 	struct bsg_class_device bsg_dev;
 #endif
-	struct blk_scsi_cmd_filter cmd_filter;
+	struct blk_cmd_filter cmd_filter;
 };
 
 #define QUEUE_FLAG_CLUSTER	0	/* cluster several segments into 1 */
@@ -843,11 +843,11 @@
 /*
 * command filter functions
 */
-extern int blk_verify_command(struct blk_scsi_cmd_filter *filter,
+extern int blk_verify_command(struct blk_cmd_filter *filter,
 			      unsigned char *cmd, int has_write_perm);
 extern int blk_register_filter(struct gendisk *disk);
 extern void blk_unregister_filter(struct gendisk *disk);
-extern void blk_set_cmd_filter_defaults(struct blk_scsi_cmd_filter *filter);
+extern void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter);
 
 #define MAX_PHYS_SEGMENTS 128
 #define MAX_HW_SEGMENTS 128