Now DAPL and nes driver can close connection correctly. 
Corrections in AEQE handling were made.

Signed-off-by: Mirek Walukiewicz <[email protected]>
Signed-off-by: Faisal Latif <[email protected]>
---

 kernel_patches/fixes/nes_0057_aeqe_fix.patch |   43 ++++++++++++++++++++++++++
 1 files changed, 43 insertions(+), 0 deletions(-)
 create mode 100644 kernel_patches/fixes/nes_0057_aeqe_fix.patch


diff --git a/kernel_patches/fixes/nes_0057_aeqe_fix.patch 
b/kernel_patches/fixes/nes_0057_aeqe_fix.patch
new file mode 100644
index 0000000..ca2cedd
--- /dev/null
+++ b/kernel_patches/fixes/nes_0057_aeqe_fix.patch
@@ -0,0 +1,43 @@
+diff --git a/drivers/infiniband/hw/nes/nes_hw.c 
b/drivers/infiniband/hw/nes/nes_hw.c
+index 77fecbe..d6fe96a 100644
+--- a/drivers/infiniband/hw/nes/nes_hw.c
++++ b/drivers/infiniband/hw/nes/nes_hw.c
+@@ -3561,9 +3561,9 @@ static void nes_process_iwarp_aeqe(struct nes_device 
*nesdev,
+ 
+       aeqe_cq_id = le32_to_cpu(aeqe->aeqe_words[NES_AEQE_COMP_QP_CQ_ID_IDX]);
+       if (aeq_info & NES_AEQE_QP) {
+-              if ((!nes_is_resource_allocated(nesadapter, 
nesadapter->allocated_qps,
+-                              aeqe_cq_id)) ||
+-                              (atomic_read(&nesqp->close_timer_started)))
++              if (!nes_is_resource_allocated(nesadapter,
++                              nesadapter->allocated_qps,
++                              aeqe_cq_id))
+                       return;
+       }
+ 
+@@ -3573,8 +3573,7 @@ static void nes_process_iwarp_aeqe(struct nes_device 
*nesdev,
+                               return; /* Ignore it, wait for close complete */
+                       if (atomic_inc_return(&nesqp->close_timer_started) == 
1) {
+                               if ((tcp_state == 
NES_AEQE_TCP_STATE_CLOSE_WAIT) &&
+-                                      (nesqp->ibqp_state == IB_QPS_RTS) &&
+-                                      ((nesadapter->eeprom_version >> 16) != 
NES_A0)) {
++                                      (nesqp->ibqp_state == IB_QPS_RTS)) {
+                                       spin_lock_irqsave(&nesqp->lock, flags);
+                                       nesqp->hw_iwarp_state = iwarp_state;
+                                       nesqp->hw_tcp_state = tcp_state;
+@@ -3601,9 +3600,13 @@ static void nes_process_iwarp_aeqe(struct nes_device 
*nesdev,
+                               return;
+                       }
+                       spin_lock_irqsave(&nesqp->lock, flags);
+-                      nesqp->hw_iwarp_state = NES_AEQE_IWARP_STATE_CLOSING;
++                      nesqp->hw_iwarp_state = iwarp_state;
++                      nesqp->hw_tcp_state = tcp_state;
++                      nesqp->last_aeq = async_event_id;
+                       spin_unlock_irqrestore(&nesqp->lock, flags);
+-                      nes_hw_modify_qp(nesdev, nesqp, 
NES_CQP_QP_IWARP_STATE_CLOSING, 0, 0);
++                      next_iwarp_state = NES_CQP_QP_IWARP_STATE_ERROR |
++                                                      NES_CQP_QP_DEL_HTE;
++                      nes_hw_modify_qp(nesdev, nesqp, next_iwarp_state, 0, 0);
+                       nes_cm_disconn(nesqp);
+                       break;
+ 


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