3 files changed, 32 insertions, 2 deletions

diff --git a/drivers/scsi/csiostor/csio_isr.c b/drivers/scsi/csiostor/csio_isr.c
index 7c8814715711..b2540402fafc 100644
--- a/drivers/scsi/csiostor/csio_isr.c
+++ b/drivers/scsi/csiostor/csio_isr.c
@@ -474,13 +474,39 @@ csio_reduce_sqsets(struct csio_hw *hw, int cnt)
 	csio_dbg(hw, "Reduced sqsets to %d\n", hw->num_sqsets);
 }
 
+static void csio_calc_sets(struct irq_affinity *affd, unsigned int nvecs)
+{
+	struct csio_hw *hw = affd->priv;
+	u8 i;
+
+	if (!nvecs)
+		return;
+
+	if (nvecs < hw->num_pports) {
+		affd->nr_sets = 1;
+		affd->set_size[0] = nvecs;
+		return;
+	}
+
+	affd->nr_sets = hw->num_pports;
+	for (i = 0; i < hw->num_pports; i++)
+		affd->set_size[i] = nvecs / hw->num_pports;
+}
+
 static int
 csio_enable_msix(struct csio_hw *hw)
 {
 	int i, j, k, n, min, cnt;
 	int extra = CSIO_EXTRA_VECS;
 	struct csio_scsi_cpu_info *info;
-	struct irq_affinity desc = { .pre_vectors = 2 };
+	struct irq_affinity desc = {
+		.pre_vectors = CSIO_EXTRA_VECS,
+		.calc_sets = csio_calc_sets,
+		.priv = hw,
+	};
+
+	if (hw->num_pports > IRQ_AFFINITY_MAX_SETS)
+		return -ENOSPC;
 
 	min = hw->num_pports + extra;
 	cnt = hw->num_sqsets + extra;
diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c
index 462560b2855e..469d0bc9f5fe 100644
--- a/drivers/scsi/csiostor/csio_scsi.c
+++ b/drivers/scsi/csiostor/csio_scsi.c
@@ -1713,8 +1713,11 @@ csio_scsi_err_handler(struct csio_hw *hw, struct csio_ioreq *req)
 	}
 
 out:
-	if (req->nsge > 0)
+	if (req->nsge > 0) {
 		scsi_dma_unmap(cmnd);
+		if (req->dcopy && (host_status == DID_OK))
+			host_status = csio_scsi_copy_to_sgl(hw, req);
+	}
 
 	cmnd->result = (((host_status) << 16) | scsi_status);
 	cmnd->scsi_done(cmnd);
diff --git a/drivers/scsi/csiostor/csio_wr.c b/drivers/scsi/csiostor/csio_wr.c
index 66bbd21819ae..03bd896cdbb9 100644
--- a/drivers/scsi/csiostor/csio_wr.c
+++ b/drivers/scsi/csiostor/csio_wr.c
@@ -808,6 +808,7 @@ csio_wr_destroy_queues(struct csio_hw *hw, bool cmd)
 
 				csio_q_eqid(hw, i) = CSIO_MAX_QID;
 			}
+			/* fall through */
 		case CSIO_INGRESS:
 			if (csio_q_iqid(hw, i) != CSIO_MAX_QID) {
 				csio_wr_cleanup_iq_ftr(hw, i);