scsi: blk-mq: Add callbacks for storing & retrieving budget token

Since SCSI is the only driver which requires dispatch budget move the token
from struct request to struct scsi_cmnd.

Link: https://lore.kernel.org/r/[email protected]
Cc: Omar Sandoval <[email protected]>
Cc: Kashyap Desai <[email protected]>
Cc: Sumanesh Samanta <[email protected]>
Cc: Ewan D. Milne <[email protected]>
Cc: Hannes Reinecke <[email protected]>
Tested-by: Sumanesh Samanta <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Signed-off-by: Ming Lei <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>

0 files changed, 0 insertions, 0 deletions