netdev - [PATCH v2 net-next] bonding: ratelimit pr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1394988903-19099-1-git-send-email-vfalico@redhat.com>
Date:	Sun, 16 Mar 2014 17:55:03 +0100
From:	Veaceslav Falico <vfalico@...hat.com>
To:	netdev@...r.kernel.org
Cc:	Veaceslav Falico <vfalico@...hat.com>,
	Jay Vosburgh <fubar@...ibm.com>,
	Andy Gospodarek <andy@...yhouse.net>
Subject: [PATCH v2 net-next] bonding: ratelimit pr_warn()s in 802.3ad mode

Only ratelimit the ones that might spam, omiting the ones from
enslave/deslave.

CC: Jay Vosburgh <fubar@...ibm.com>
CC: Andy Gospodarek <andy@...yhouse.net>
Signed-off-by: Veaceslav Falico <vfalico@...hat.com>
---
 drivers/net/bonding/bond_3ad.c | 34 +++++++++++++++++-----------------
 1 file changed, 17 insertions(+), 17 deletions(-)

diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index dee2a84..b667a51 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -1284,11 +1284,11 @@ static void ad_port_selection_logic(struct port *port)
 			/* meaning: the port was related to an aggregator
 			 * but was not on the aggregator port list
 			 */
-			pr_warn("%s: Warning: Port %d (on %s) was related to aggregator %d but was not on its port list\n",
-				port->slave->bond->dev->name,
-				port->actor_port_number,
-				port->slave->dev->name,
-				port->aggregator->aggregator_identifier);
+			pr_warn_ratelimited("%s: Warning: Port %d (on %s) was related to aggregator %d but was not on its port list\n",
+					    port->slave->bond->dev->name,
+					    port->actor_port_number,
+					    port->slave->dev->name,
+					    port->aggregator->aggregator_identifier);
 		}
 	}
 	/* search on all aggregators for a suitable aggregator for this port */
@@ -1445,9 +1445,9 @@ static struct aggregator *ad_agg_selection_test(struct aggregator *best,
 		break;
 
 	default:
-		pr_warn("%s: Impossible agg select mode %d\n",
-			curr->slave->bond->dev->name,
-			__get_agg_selection_mode(curr->lag_ports));
+		pr_warn_ratelimited("%s: Impossible agg select mode %d\n",
+				    curr->slave->bond->dev->name,
+				    __get_agg_selection_mode(curr->lag_ports));
 		break;
 	}
 
@@ -1560,9 +1560,9 @@ static void ad_agg_selection_logic(struct aggregator *agg)
 
 		/* check if any partner replys */
 		if (best->is_individual) {
-			pr_warn("%s: Warning: No 802.3ad response from the link partner for any adapters in the bond\n",
-				best->slave ?
-				best->slave->bond->dev->name : "NULL");
+			pr_warn_ratelimited("%s: Warning: No 802.3ad response from the link partner for any adapters in the bond\n",
+					    best->slave ?
+					    best->slave->bond->dev->name : "NULL");
 		}
 
 		best->is_active = 1;
@@ -2081,8 +2081,8 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
 		/* select the active aggregator for the bond */
 		if (port) {
 			if (!port->slave) {
-				pr_warn("%s: Warning: bond's first port is uninitialized\n",
-					bond->dev->name);
+				pr_warn_ratelimited("%s: Warning: bond's first port is uninitialized\n",
+						    bond->dev->name);
 				goto re_arm;
 			}
 
@@ -2096,8 +2096,8 @@ void bond_3ad_state_machine_handler(struct work_struct *work)
 	bond_for_each_slave_rcu(bond, slave, iter) {
 		port = &(SLAVE_AD_INFO(slave).port);
 		if (!port->slave) {
-			pr_warn("%s: Warning: Found an uninitialized port\n",
-				bond->dev->name);
+			pr_warn_ratelimited("%s: Warning: Found an uninitialized port\n",
+					    bond->dev->name);
 			goto re_arm;
 		}
 
@@ -2158,8 +2158,8 @@ static int bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave,
 		port = &(SLAVE_AD_INFO(slave).port);
 
 		if (!port->slave) {
-			pr_warn("%s: Warning: port of slave %s is uninitialized\n",
-				slave->dev->name, slave->bond->dev->name);
+			pr_warn_ratelimited("%s: Warning: port of slave %s is uninitialized\n",
+					    slave->dev->name, slave->bond->dev->name);
 			return ret;
 		}
 
-- 
1.8.4

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html