bsg-lib: introduce a timeout field in struct bsg_job

The zfcp driver wants to know the timeout for a bsg job, so add a field
to struct bsg_job for it in preparation of not exposing the request
to the bsg-lib users.

Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Benjamin Block <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Reviewed-by: Johannes Thumshirn <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
diff --git a/include/linux/bsg-lib.h b/include/linux/bsg-lib.h
index b1be023..402223c 100644
--- a/include/linux/bsg-lib.h
+++ b/include/linux/bsg-lib.h
@@ -44,6 +44,8 @@ struct bsg_job {
 
 	struct kref kref;
 
+	unsigned int timeout;
+
 	/* Transport/driver specific request/reply structs */
 	void *request;
 	void *reply;