[SCSI] lpfc 8.2.8 v2 : Add sysfs control of target queue depth handling

Added new sysfs attribute lpfc_max_scsicmpl_time. Attribute, when enabled,
will control target queue depth based on I/O completion time.

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index 2db0b74b6fad..ccf8f41f345e 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -88,6 +88,9 @@ struct lpfc_nodelist {
         unsigned long last_ramp_up_time;        /* jiffy of last ramp up */
         unsigned long last_q_full_time;         /* jiffy of last queue full */
         struct kref     kref;
+        atomic_t cmd_pending;
+        uint32_t cmd_qdepth;
+        unsigned long last_change_time;
 };
 
 /* Defines for nlp_flag (uint32) */