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Date: Mon, 29 Jun 2015 10:50:05 -0400 From: Allen Hubbe <Allen.Hubbe@....com> To: linux-ntb@...glegroups.com Cc: linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org, Jon Mason <jdmason@...zu.us>, Dave Jiang <dave.jiang@...el.com>, Allen Hubbe <Allen.Hubbe@....com> Subject: [PATCH 9/9] NTB: Clean up QP stats info From: Dave Jiang <dave.jiang@...el.com> 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@...el.com> --- drivers/ntb/ntb_transport.c | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/drivers/ntb/ntb_transport.c b/drivers/ntb/ntb_transport.c index 713be97be95f..b617cf218e6d 100644 --- a/drivers/ntb/ntb_transport.c +++ b/drivers/ntb/ntb_transport.c @@ -451,7 +451,7 @@ 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, @@ -469,11 +469,11 @@ 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); @@ -488,21 +488,28 @@ 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; -- 2.4.0.rc0.43.gcf8a8c6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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