From: Mike Christie <michaelc@xxxxxxxxxxx>
This adds a callout to the transport template to handle
bsg request timeouts. It is needed by the scsi bsg lib,
so that transport classes can set their own timeout
handlers.
Signed-off-by: Mike Christie <michaelc@xxxxxxxxxxx>
---
include/scsi/scsi_transport.h | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/include/scsi/scsi_transport.h b/include/scsi/scsi_transport.h
index 0de32cd..fdaee9e 100644
--- a/include/scsi/scsi_transport.h
+++ b/include/scsi/scsi_transport.h
@@ -68,6 +68,14 @@ struct scsi_transport_template {
enum blk_eh_timer_return (*eh_timed_out)(struct scsi_cmnd *);
/*
+ * This is an optional routine that allows the transport to become
+ * involved when a bsg req timer fires. 0 should be returned on
+ * success and a -Exyz code should be returned on a error.
+ * If -EAGAIN is returned we give the request more time.
+ */
+ int (*eh_bsg_timed_out)(struct request *);
+
+ /*
* Used as callback for the completion of i_t_nexus request
* for target drivers.
*/
--
1.6.6.1
--
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