Michael Reed wrote:
michaelc@xxxxxxxxxxx wrote:
From: Mike Christie <michaelc@xxxxxxxxxxx>
Add a queueing helper which will return SCSI_MLQUEUE_TARGET_BUSY
if we are transitioning because there is no need to call into
the driver anymore at that point.
Signed-off-by: Mike Christie <michaelc@xxxxxxxxxxx>
---
include/scsi/scsi_transport_fc.h | 33 +++++++++++++++++++++++++++++++++
1 files changed, 33 insertions(+), 0 deletions(-)
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 4769efd..62a6a74 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -29,6 +29,7 @@
#include <linux/sched.h>
#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_netlink.h>
struct scsi_transport_template;
@@ -640,6 +641,38 @@ struct fc_function_template {
unsigned long disable_target_scan:1;
};
+/**
+ * fc_remote_port_queue_ready - called to validate the remote port state
+ * @rport: remote port to be checked
+ *
+ * Returns 0 if IO can be queued or if there the cmd should be
Remove "there" from the comment.
+ * completed by a call to cmd->scsi_done. Caller must check cmd->result.
+ * Returns SCSI_MLQUEUE value if IO cannot be queued temporarily.
How 'bout: "Returns a SCSI_MLQUEUE value if the IO cannot be queued due
to an rport state transition." ?
A lot better :) I will fix that and the iscsi comment too. Thanks.
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