Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[karo-tx-linux.git] / include / scsi / scsi_transport.h

diff --git a/include/scsi/scsi_transport.h b/include/scsi/scsi_transport.h
index e7b1054adf86b5d3d1003f3be9335d9c158ae18b..b3657f111937a32d159ff1d99b48d0c19ed73604 100644 (file)
--- a/include/scsi/scsi_transport.h
+++ b/include/scsi/scsi_transport.h
@@ -48,6 +48,17 @@ struct scsi_transport_template {
         * True if the transport wants to use a host-based work-queue
         */
        unsigned int create_work_queue : 1;
+
+       /*
+        * This is an optional routine that allows the transport to become
+        * involved when a scsi io timer fires. The return value tells the
+        * timer routine how to finish the io timeout handling:
+        * EH_HANDLED:          I fixed the error, please complete the command
+        * EH_RESET_TIMER:      I need more time, reset the timer and
+        *                      begin counting again
+        * EH_NOT_HANDLED       Begin normal error recovery
+        */
+       enum scsi_eh_timer_return (* eh_timed_out)(struct scsi_cmnd *);
 };
 
 #define transport_class_to_shost(tc) \