From d98ef99e378b0d5c42be928d6f2abe08a5f9ce53 Mon Sep 17 00:00:00 2001 From: Dave Jiang <dave.jiang@intel.com> Date: Mon, 13 Jul 2015 08:07:20 -0400 Subject: 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> --- drivers/ntb/ntb_transport.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) (limited to 'drivers/ntb') diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index 29553fb7fb8e..777436c47679 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -452,7 +452,7 @@ static ssize_t debugfs_read(struct file *filp, char __user *ubuf, size_t count, 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 @@ static ssize_t debugfs_read(struct file *filp, char __user *ubuf, size_t count, 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 @@ static ssize_t debugfs_read(struct file *filp, char __user *ubuf, size_t count, 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, - "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", + "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, "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; -- cgit v1.2.3