[PATCH 0/2] Intel driver silence excess logging

[PATCH 0/2] Intel driver silence excess logging

[Stephen Hemminger]

The Intel drivers seem to be getting more verbose in the log with
each release. This is not a good thing.

Stephen Hemminger (2):
  ixgbe: silence noisy log messages
  e1000: silence noisy log messages

 lib/librte_pmd_e1000/e1000_logs.h   |  3 +--
 lib/librte_pmd_e1000/em_ethdev.c    | 10 ++++------
 lib/librte_pmd_e1000/igb_ethdev.c   | 12 ++++--------
 lib/librte_pmd_ixgbe/ixgbe_ethdev.c | 15 +++++----------
 lib/librte_pmd_ixgbe/ixgbe_logs.h   |  3 +--
 lib/librte_pmd_ixgbe/ixgbe_rxtx.c   | 12 ++++++------
 6 files changed, 21 insertions(+), 34 deletions(-)

-- 
2.1.4

[PATCH 1/2] ixgbe: silence noisy log messages

[Stephen Hemminger]

The ixgbe driver likes to be far to chatty in the system log
which is good for the original developer but not good for a production
product.

Reduce the log spam by doing:
 * All the normal messages should be changed from INFO to DEBUG.
 * The log messages should be done with RTE_LOG so that they can be
   compiled out if RTE_LOG_LEVEL is set.
 * The link state print routine prints more than is necessary
   PCI information is already known (earlier in log) and has
   no purpose here.

Signed-off-by: Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>

--- a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
@@ -2278,20 +2278,15 @@
 	memset(&link, 0, sizeof(link));
 	rte_ixgbe_dev_atomic_read_link_status(dev, &link);
 	if (link.link_status) {
-		PMD_INIT_LOG(INFO, "Port %d: Link Up - speed %u Mbps - %s",
-					(int)(dev->data->port_id),
+		PMD_INIT_LOG(DEBUG, "Port %u: Link Up - speed %u Mbps - %s",
+					dev->data->port_id,
 					(unsigned)link.link_speed,
 			link.link_duplex == ETH_LINK_FULL_DUPLEX ?
 					"full-duplex" : "half-duplex");
 	} else {
-		PMD_INIT_LOG(INFO, " Port %d: Link Down",
-				(int)(dev->data->port_id));
+		PMD_INIT_LOG(DEBUG, "Port %d: Link Down",
+				dev->data->port_id);
 	}
-	PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
-				dev->pci_dev->addr.domain,
-				dev->pci_dev->addr.bus,
-				dev->pci_dev->addr.devid,
-				dev->pci_dev->addr.function);
 }

 /*
--- a/lib/librte_pmd_ixgbe/ixgbe_logs.h
+++ b/lib/librte_pmd_ixgbe/ixgbe_logs.h
@@ -35,8 +35,7 @@
 #define _IXGBE_LOGS_H_

 #define PMD_INIT_LOG(level, fmt, args...) \
-	rte_log(RTE_LOG_ ## level, RTE_LOGTYPE_PMD, \
-		"PMD: %s(): " fmt "\n", __func__, ##args)
+	RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ##args)

 #ifdef RTE_LIBRTE_IXGBE_DEBUG_INIT
 #define PMD_INIT_FUNC_TRACE() PMD_INIT_LOG(DEBUG, " >>")
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -1752,23 +1752,23 @@
 	/* Use a simple Tx queue (no offloads, no multi segs) if possible */
 	if (((txq->txq_flags & IXGBE_SIMPLE_FLAGS) == IXGBE_SIMPLE_FLAGS)
 			&& (txq->tx_rs_thresh >= RTE_PMD_IXGBE_TX_MAX_BURST)) {
-		PMD_INIT_LOG(INFO, "Using simple tx code path");
+		PMD_INIT_LOG(DEBUG, "Using simple tx code path");
 #ifdef RTE_IXGBE_INC_VECTOR
 		if (txq->tx_rs_thresh <= RTE_IXGBE_TX_MAX_FREE_BUF_SZ &&
 				(rte_eal_process_type() != RTE_PROC_PRIMARY ||
 					ixgbe_txq_vec_setup(txq) == 0)) {
-			PMD_INIT_LOG(INFO, "Vector tx enabled.");
+			PMD_INIT_LOG(DEBUG, "Vector tx enabled.");
 			dev->tx_pkt_burst = ixgbe_xmit_pkts_vec;
 		} else
 #endif
 		dev->tx_pkt_burst = ixgbe_xmit_pkts_simple;
 	} else {
-		PMD_INIT_LOG(INFO, "Using full-featured tx code path");
-		PMD_INIT_LOG(INFO,
+		PMD_INIT_LOG(DEBUG, "Using full-featured tx code path");
+		PMD_INIT_LOG(DEBUG,
 				" - txq_flags = %lx " "[IXGBE_SIMPLE_FLAGS=%lx]",
 				(unsigned long)txq->txq_flags,
 				(unsigned long)IXGBE_SIMPLE_FLAGS);
-		PMD_INIT_LOG(INFO,
+		PMD_INIT_LOG(DEBUG,
 				" - tx_rs_thresh = %lu " "[RTE_PMD_IXGBE_TX_MAX_BURST=%lu]",
 				(unsigned long)txq->tx_rs_thresh,
 				(unsigned long)RTE_PMD_IXGBE_TX_MAX_BURST);
@@ -2245,7 +2245,7 @@
 		dev->rx_pkt_burst = ixgbe_recv_pkts_bulk_alloc;
 #ifdef RTE_IXGBE_INC_VECTOR
 		if (!ixgbe_rx_vec_condition_check(dev)) {
-			PMD_INIT_LOG(INFO, "Vector rx enabled, please make "
+			PMD_INIT_LOG(DEBUG, "Vector rx enabled, please make "
 				     "sure RX burst size no less than 32.");
 			dev->rx_pkt_burst = ixgbe_recv_pkts_vec;
 		}
---
 lib/librte_pmd_ixgbe/ixgbe_ethdev.c | 15 +++++----------
 lib/librte_pmd_ixgbe/ixgbe_logs.h   |  3 +--
 lib/librte_pmd_ixgbe/ixgbe_rxtx.c   | 12 ++++++------
 3 files changed, 12 insertions(+), 18 deletions(-)

diff --git a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
index 9bdc046..171809f 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
@@ -2293,20 +2293,15 @@ ixgbe_dev_link_status_print(struct rte_eth_dev *dev)
 	memset(&link, 0, sizeof(link));
 	rte_ixgbe_dev_atomic_read_link_status(dev, &link);
 	if (link.link_status) {
-		PMD_INIT_LOG(INFO, "Port %d: Link Up - speed %u Mbps - %s",
-					(int)(dev->data->port_id),
+		PMD_INIT_LOG(DEBUG, "Port %u: Link Up - speed %u Mbps - %s",
+					dev->data->port_id,
 					(unsigned)link.link_speed,
 			link.link_duplex == ETH_LINK_FULL_DUPLEX ?
 					"full-duplex" : "half-duplex");
 	} else {
-		PMD_INIT_LOG(INFO, " Port %d: Link Down",
-				(int)(dev->data->port_id));
-	}
-	PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
-				dev->pci_dev->addr.domain,
-				dev->pci_dev->addr.bus,
-				dev->pci_dev->addr.devid,
-				dev->pci_dev->addr.function);
+		PMD_INIT_LOG(DEBUG, "Port %d: Link Down",
+				dev->data->port_id);
+	}
 }
 
 /*
diff --git a/lib/librte_pmd_ixgbe/ixgbe_logs.h b/lib/librte_pmd_ixgbe/ixgbe_logs.h
index 572e030..53ba42d 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_logs.h
+++ b/lib/librte_pmd_ixgbe/ixgbe_logs.h
@@ -35,8 +35,7 @@
 #define _IXGBE_LOGS_H_
 
 #define PMD_INIT_LOG(level, fmt, args...) \
-	rte_log(RTE_LOG_ ## level, RTE_LOGTYPE_PMD, \
-		"PMD: %s(): " fmt "\n", __func__, ##args)
+	RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ##args)
 
 #ifdef RTE_LIBRTE_IXGBE_DEBUG_INIT
 #define PMD_INIT_FUNC_TRACE() PMD_INIT_LOG(DEBUG, " >>")
diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 811493e..8881194 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -1770,23 +1770,23 @@ set_tx_function(struct rte_eth_dev *dev, struct igb_tx_queue *txq)
 	/* Use a simple Tx queue (no offloads, no multi segs) if possible */
 	if (((txq->txq_flags & IXGBE_SIMPLE_FLAGS) == IXGBE_SIMPLE_FLAGS)
 			&& (txq->tx_rs_thresh >= RTE_PMD_IXGBE_TX_MAX_BURST)) {
-		PMD_INIT_LOG(INFO, "Using simple tx code path");
+		PMD_INIT_LOG(DEBUG, "Using simple tx code path");
 #ifdef RTE_IXGBE_INC_VECTOR
 		if (txq->tx_rs_thresh <= RTE_IXGBE_TX_MAX_FREE_BUF_SZ &&
 				(rte_eal_process_type() != RTE_PROC_PRIMARY ||
 					ixgbe_txq_vec_setup(txq) == 0)) {
-			PMD_INIT_LOG(INFO, "Vector tx enabled.");
+			PMD_INIT_LOG(DEBUG, "Vector tx enabled.");
 			dev->tx_pkt_burst = ixgbe_xmit_pkts_vec;
 		} else
 #endif
 		dev->tx_pkt_burst = ixgbe_xmit_pkts_simple;
 	} else {
-		PMD_INIT_LOG(INFO, "Using full-featured tx code path");
-		PMD_INIT_LOG(INFO,
+		PMD_INIT_LOG(DEBUG, "Using full-featured tx code path");
+		PMD_INIT_LOG(DEBUG,
 				" - txq_flags = %lx " "[IXGBE_SIMPLE_FLAGS=%lx]",
 				(unsigned long)txq->txq_flags,
 				(unsigned long)IXGBE_SIMPLE_FLAGS);
-		PMD_INIT_LOG(INFO,
+		PMD_INIT_LOG(DEBUG,
 				" - tx_rs_thresh = %lu " "[RTE_PMD_IXGBE_TX_MAX_BURST=%lu]",
 				(unsigned long)txq->tx_rs_thresh,
 				(unsigned long)RTE_PMD_IXGBE_TX_MAX_BURST);
@@ -2263,7 +2263,7 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev,
 #ifdef RTE_IXGBE_INC_VECTOR
 		if (!ixgbe_rx_vec_condition_check(dev) &&
 		    (rte_is_power_of_2(nb_desc))) {
-			PMD_INIT_LOG(INFO, "Vector rx enabled, please make "
+			PMD_INIT_LOG(DEBUG, "Vector rx enabled, please make "
 				     "sure RX burst size no less than 32.");
 			dev->rx_pkt_burst = ixgbe_recv_pkts_vec;
 		}
-- 
2.1.4

Re: [PATCH 1/2] ixgbe: silence noisy log messages

[David Marchand]

On 03/09/2015 08:18 PM, Stephen Hemminger wrote:
> The ixgbe driver likes to be far to chatty in the system log
> which is good for the original developer but not good for a production
> product.
>
> Reduce the log spam by doing:
>   * All the normal messages should be changed from INFO to DEBUG.
>   * The log messages should be done with RTE_LOG so that they can be
>     compiled out if RTE_LOG_LEVEL is set.
>   * The link state print routine prints more than is necessary
>     PCI information is already known (earlier in log) and has
>     no purpose here.
>
> Signed-off-by: Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>

This patch is broken.

The changes are there twice.
I removed the first part of the mail.

> ---
>   lib/librte_pmd_ixgbe/ixgbe_ethdev.c | 15 +++++----------
>   lib/librte_pmd_ixgbe/ixgbe_logs.h   |  3 +--
>   lib/librte_pmd_ixgbe/ixgbe_rxtx.c   | 12 ++++++------
>   3 files changed, 12 insertions(+), 18 deletions(-)
>
> diff --git a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> index 9bdc046..171809f 100644
> --- a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> +++ b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> @@ -2293,20 +2293,15 @@ ixgbe_dev_link_status_print(struct rte_eth_dev *dev)
>   	memset(&link, 0, sizeof(link));
>   	rte_ixgbe_dev_atomic_read_link_status(dev, &link);
>   	if (link.link_status) {
> -		PMD_INIT_LOG(INFO, "Port %d: Link Up - speed %u Mbps - %s",
> -					(int)(dev->data->port_id),
> +		PMD_INIT_LOG(DEBUG, "Port %u: Link Up - speed %u Mbps - %s",
> +					dev->data->port_id,
>   					(unsigned)link.link_speed,
>   			link.link_duplex == ETH_LINK_FULL_DUPLEX ?
>   					"full-duplex" : "half-duplex");
>   	} else {
> -		PMD_INIT_LOG(INFO, " Port %d: Link Down",
> -				(int)(dev->data->port_id));
> -	}
> -	PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
> -				dev->pci_dev->addr.domain,
> -				dev->pci_dev->addr.bus,
> -				dev->pci_dev->addr.devid,
> -				dev->pci_dev->addr.function);
> +		PMD_INIT_LOG(DEBUG, "Port %d: Link Down",
> +				dev->data->port_id);
> +	}
>   }

Well, I would say that PMD_INIT_LOG should not be called from here.
PMD_DRV_LOG should be the preferred macro (pure debug stuff, out of init).


The rest looks fine to me.


-- 
David Marchand

[PATCH 2/2] e1000: silence noisy log messages

[Stephen Hemminger]

Same as ixgbe. Should not be as chatty in log and should be
possible to compile away all the debug messages.

Signed-off-by: Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>

--- a/lib/librte_pmd_e1000/e1000_logs.h
+++ b/lib/librte_pmd_e1000/e1000_logs.h
@@ -35,8 +35,7 @@
 #define _E1000_LOGS_H_

 #define PMD_INIT_LOG(level, fmt, args...) \
-	rte_log(RTE_LOG_ ## level, RTE_LOGTYPE_PMD, \
-		"PMD: %s(): " fmt "\n", __func__, ##args)
+	RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ##args)

 #ifdef RTE_LIBRTE_E1000_DEBUG_INIT
 #define PMD_INIT_FUNC_TRACE() PMD_INIT_LOG(DEBUG, " >>")
--- a/lib/librte_pmd_e1000/em_ethdev.c
+++ b/lib/librte_pmd_e1000/em_ethdev.c
@@ -272,7 +272,7 @@
 	/* initialize the vfta */
 	memset(shadow_vfta, 0, sizeof(*shadow_vfta));

-	PMD_INIT_LOG(INFO, "port_id %d vendorID=0x%x deviceID=0x%x",
+	PMD_INIT_LOG(DEBUG, "port_id %d vendorID=0x%x deviceID=0x%x",
 		     eth_dev->data->port_id, pci_dev->id.vendor_id,
 		     pci_dev->id.device_id);

@@ -1295,16 +1295,14 @@
 	memset(&link, 0, sizeof(link));
 	rte_em_dev_atomic_read_link_status(dev, &link);
 	if (link.link_status) {
-		PMD_INIT_LOG(INFO, " Port %d: Link Up - speed %u Mbps - %s",
+		PMD_INIT_LOG(DEBUG, " Port %d: Link Up - speed %u Mbps - %s",
 			     dev->data->port_id, (unsigned)link.link_speed,
 			     link.link_duplex == ETH_LINK_FULL_DUPLEX ?
 			     "full-duplex" : "half-duplex");
 	} else {
-		PMD_INIT_LOG(INFO, " Port %d: Link Down", dev->data->port_id);
+		PMD_INIT_LOG(DEBUG, " Port %d: Link Down", dev->data->port_id);
 	}
-	PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
-		     dev->pci_dev->addr.domain, dev->pci_dev->addr.bus,
-		     dev->pci_dev->addr.devid, dev->pci_dev->addr.function);
+
 	tctl = E1000_READ_REG(hw, E1000_TCTL);
 	rctl = E1000_READ_REG(hw, E1000_RCTL);
 	if (link.link_status) {
--- a/lib/librte_pmd_e1000/igb_ethdev.c
+++ b/lib/librte_pmd_e1000/igb_ethdev.c
@@ -586,7 +586,7 @@
 	E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext);
 	E1000_WRITE_FLUSH(hw);

-	PMD_INIT_LOG(INFO, "port_id %d vendorID=0x%x deviceID=0x%x",
+	PMD_INIT_LOG(DEBUG, "port_id %d vendorID=0x%x deviceID=0x%x",
 		     eth_dev->data->port_id, pci_dev->id.vendor_id,
 		     pci_dev->id.device_id);

@@ -1873,21 +1873,17 @@
 		memset(&link, 0, sizeof(link));
 		rte_igb_dev_atomic_read_link_status(dev, &link);
 		if (link.link_status) {
-			PMD_INIT_LOG(INFO,
+			PMD_INIT_LOG(DEBUG,
 				     " Port %d: Link Up - speed %u Mbps - %s",
 				     dev->data->port_id,
 				     (unsigned)link.link_speed,
 				     link.link_duplex == ETH_LINK_FULL_DUPLEX ?
 				     "full-duplex" : "half-duplex");
 		} else {
-			PMD_INIT_LOG(INFO, " Port %d: Link Down",
+			PMD_INIT_LOG(DEBUG, " Port %d: Link Down",
 				     dev->data->port_id);
 		}
-		PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
-			     dev->pci_dev->addr.domain,
-			     dev->pci_dev->addr.bus,
-			     dev->pci_dev->addr.devid,
-			     dev->pci_dev->addr.function);
+
 		tctl = E1000_READ_REG(hw, E1000_TCTL);
 		rctl = E1000_READ_REG(hw, E1000_RCTL);
 		if (link.link_status) {
---
 lib/librte_pmd_e1000/e1000_logs.h |  3 +--
 lib/librte_pmd_e1000/em_ethdev.c  | 10 ++++------
 lib/librte_pmd_e1000/igb_ethdev.c | 12 ++++--------
 3 files changed, 9 insertions(+), 16 deletions(-)

diff --git a/lib/librte_pmd_e1000/e1000_logs.h b/lib/librte_pmd_e1000/e1000_logs.h
index 4a92804..81e7bf5 100644
--- a/lib/librte_pmd_e1000/e1000_logs.h
+++ b/lib/librte_pmd_e1000/e1000_logs.h
@@ -35,8 +35,7 @@
 #define _E1000_LOGS_H_
 
 #define PMD_INIT_LOG(level, fmt, args...) \
-	rte_log(RTE_LOG_ ## level, RTE_LOGTYPE_PMD, \
-		"PMD: %s(): " fmt "\n", __func__, ##args)
+	RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ##args)
 
 #ifdef RTE_LIBRTE_E1000_DEBUG_INIT
 #define PMD_INIT_FUNC_TRACE() PMD_INIT_LOG(DEBUG, " >>")
diff --git a/lib/librte_pmd_e1000/em_ethdev.c b/lib/librte_pmd_e1000/em_ethdev.c
index 3f2897e..a865d0a 100644
--- a/lib/librte_pmd_e1000/em_ethdev.c
+++ b/lib/librte_pmd_e1000/em_ethdev.c
@@ -272,7 +272,7 @@ eth_em_dev_init(__attribute__((unused)) struct eth_driver *eth_drv,
 	/* initialize the vfta */
 	memset(shadow_vfta, 0, sizeof(*shadow_vfta));
 
-	PMD_INIT_LOG(INFO, "port_id %d vendorID=0x%x deviceID=0x%x",
+	PMD_INIT_LOG(DEBUG, "port_id %d vendorID=0x%x deviceID=0x%x",
 		     eth_dev->data->port_id, pci_dev->id.vendor_id,
 		     pci_dev->id.device_id);
 
@@ -1295,16 +1295,14 @@ eth_em_interrupt_action(struct rte_eth_dev *dev)
 	memset(&link, 0, sizeof(link));
 	rte_em_dev_atomic_read_link_status(dev, &link);
 	if (link.link_status) {
-		PMD_INIT_LOG(INFO, " Port %d: Link Up - speed %u Mbps - %s",
+		PMD_INIT_LOG(DEBUG, " Port %d: Link Up - speed %u Mbps - %s",
 			     dev->data->port_id, (unsigned)link.link_speed,
 			     link.link_duplex == ETH_LINK_FULL_DUPLEX ?
 			     "full-duplex" : "half-duplex");
 	} else {
-		PMD_INIT_LOG(INFO, " Port %d: Link Down", dev->data->port_id);
+		PMD_INIT_LOG(DEBUG, " Port %d: Link Down", dev->data->port_id);
 	}
-	PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
-		     dev->pci_dev->addr.domain, dev->pci_dev->addr.bus,
-		     dev->pci_dev->addr.devid, dev->pci_dev->addr.function);
+
 	tctl = E1000_READ_REG(hw, E1000_TCTL);
 	rctl = E1000_READ_REG(hw, E1000_RCTL);
 	if (link.link_status) {
diff --git a/lib/librte_pmd_e1000/igb_ethdev.c b/lib/librte_pmd_e1000/igb_ethdev.c
index 504ae74..c0068e3 100644
--- a/lib/librte_pmd_e1000/igb_ethdev.c
+++ b/lib/librte_pmd_e1000/igb_ethdev.c
@@ -582,7 +582,7 @@ eth_igb_dev_init(__attribute__((unused)) struct eth_driver *eth_drv,
 	E1000_WRITE_REG(hw, E1000_CTRL_EXT, ctrl_ext);
 	E1000_WRITE_FLUSH(hw);
 
-	PMD_INIT_LOG(INFO, "port_id %d vendorID=0x%x deviceID=0x%x",
+	PMD_INIT_LOG(DEBUG, "port_id %d vendorID=0x%x deviceID=0x%x",
 		     eth_dev->data->port_id, pci_dev->id.vendor_id,
 		     pci_dev->id.device_id);
 
@@ -1906,21 +1906,17 @@ eth_igb_interrupt_action(struct rte_eth_dev *dev)
 		memset(&link, 0, sizeof(link));
 		rte_igb_dev_atomic_read_link_status(dev, &link);
 		if (link.link_status) {
-			PMD_INIT_LOG(INFO,
+			PMD_INIT_LOG(DEBUG,
 				     " Port %d: Link Up - speed %u Mbps - %s",
 				     dev->data->port_id,
 				     (unsigned)link.link_speed,
 				     link.link_duplex == ETH_LINK_FULL_DUPLEX ?
 				     "full-duplex" : "half-duplex");
 		} else {
-			PMD_INIT_LOG(INFO, " Port %d: Link Down",
+			PMD_INIT_LOG(DEBUG, " Port %d: Link Down",
 				     dev->data->port_id);
 		}
-		PMD_INIT_LOG(INFO, "PCI Address: %04d:%02d:%02d:%d",
-			     dev->pci_dev->addr.domain,
-			     dev->pci_dev->addr.bus,
-			     dev->pci_dev->addr.devid,
-			     dev->pci_dev->addr.function);
+
 		tctl = E1000_READ_REG(hw, E1000_TCTL);
 		rctl = E1000_READ_REG(hw, E1000_RCTL);
 		if (link.link_status) {
-- 
2.1.4

Re: [PATCH 2/2] e1000: silence noisy log messages

[David Marchand]

On 03/09/2015 08:18 PM, Stephen Hemminger wrote:
> Same as ixgbe. Should not be as chatty in log and should be
> possible to compile away all the debug messages.
>
> Signed-off-by: Stephen Hemminger <stephen-OTpzqLSitTUnbdJkjeBofR2eb7JE58TQ@public.gmane.org>


And same as ixgbe patch.

Patch is broken.
Macro in interrupt handler can be changed to PMD_DRV_LOG.


-- 
David Marchand

Re: [PATCH 0/2] Intel driver silence excess logging

[David Marchand]

On 03/09/2015 08:18 PM, Stephen Hemminger wrote:
> The Intel drivers seem to be getting more verbose in the log with
> each release. This is not a good thing.
>
> Stephen Hemminger (2):
>    ixgbe: silence noisy log messages
>    e1000: silence noisy log messages
>
>   lib/librte_pmd_e1000/e1000_logs.h   |  3 +--
>   lib/librte_pmd_e1000/em_ethdev.c    | 10 ++++------
>   lib/librte_pmd_e1000/igb_ethdev.c   | 12 ++++--------
>   lib/librte_pmd_ixgbe/ixgbe_ethdev.c | 15 +++++----------
>   lib/librte_pmd_ixgbe/ixgbe_logs.h   |  3 +--
>   lib/librte_pmd_ixgbe/ixgbe_rxtx.c   | 12 ++++++------
>   6 files changed, 21 insertions(+), 34 deletions(-)
>

These changes could be applied to other pmds for consistency, not only 
e1000 and ixgbe.


-- 
David Marchand