NTB: Clean up QP stats info
Make QP stats info more readable for debugging purposes. Also add an
entry to indicate whether DMA is being used.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c
index 29553fb..777436c 100644
--- a/drivers/ntb/ntb_transport.c
+++ b/drivers/ntb/ntb_transport.c
@@ -452,7 +452,7 @@
out_offset = 0;
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "NTB QP stats\n");
+ "\nNTB QP stats:\n\n");
out_offset += snprintf(buf + out_offset, out_count - out_offset,
"rx_bytes - \t%llu\n", qp->rx_bytes);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
@@ -470,11 +470,11 @@
out_offset += snprintf(buf + out_offset, out_count - out_offset,
"rx_err_ver - \t%llu\n", qp->rx_err_ver);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "rx_buff - \t%p\n", qp->rx_buff);
+ "rx_buff - \t0x%p\n", qp->rx_buff);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
"rx_index - \t%u\n", qp->rx_index);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "rx_max_entry - \t%u\n", qp->rx_max_entry);
+ "rx_max_entry - \t%u\n\n", qp->rx_max_entry);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
"tx_bytes - \t%llu\n", qp->tx_bytes);
@@ -489,21 +489,28 @@
out_offset += snprintf(buf + out_offset, out_count - out_offset,
"tx_err_no_buf - %llu\n", qp->tx_err_no_buf);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "tx_mw - \t%p\n", qp->tx_mw);
+ "tx_mw - \t0x%p\n", qp->tx_mw);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "tx_index - \t%u\n", qp->tx_index);
+ "tx_index (H) - \t%u\n", qp->tx_index);
+ out_offset += snprintf(buf + out_offset, out_count - out_offset,
+ "RRI (T) - \t%u\n",
+ qp->remote_rx_info->entry);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
"tx_max_entry - \t%u\n", qp->tx_max_entry);
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "qp->remote_rx_info->entry - \t%u\n",
- qp->remote_rx_info->entry);
- out_offset += snprintf(buf + out_offset, out_count - out_offset,
"free tx - \t%u\n",
ntb_transport_tx_free_entry(qp));
out_offset += snprintf(buf + out_offset, out_count - out_offset,
- "\nQP Link %s\n",
+ "\n");
+ out_offset += snprintf(buf + out_offset, out_count - out_offset,
+ "Using DMA - \t%s\n", use_dma ? "Yes" : "No");
+ out_offset += snprintf(buf + out_offset, out_count - out_offset,
+ "QP Link - \t%s\n",
qp->link_is_up ? "Up" : "Down");
+ out_offset += snprintf(buf + out_offset, out_count - out_offset,
+ "\n");
+
if (out_offset > out_count)
out_offset = out_count;