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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2017-06-09 17:58:08 +0200
committerDavid S. Miller <davem@davemloft.net>2017-06-10 16:06:49 -0400
commitcd99c3776351e1b90ac05ff527553f8a29c03583 (patch)
tree924bf793a9e672a7ef2d828350646592974fd0bf /drivers/net/bonding
parent10d486a30c5944320915ace3be8c15a8be1215cb (diff)
bonding: warn user when 802.3ad speed is unknown
Goal is to advertise the user when ethtool speeds and 802.3ad speeds are desynchronized. When this case happens, the kernel needs to be patched. Suggested-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bonding')
-rw-r--r--drivers/net/bonding/bond_3ad.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index b44a6aeb346d..165a8009c640 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -322,6 +322,11 @@ static u16 __get_link_speed(struct port *port)
default:
/* unknown speed value from ethtool. shouldn't happen */
+ if (slave->speed != SPEED_UNKNOWN)
+ pr_warn_once("%s: unknown ethtool speed (%d) for port %d (set it to 0)\n",
+ slave->bond->dev->name,
+ slave->speed,
+ port->actor_port_number);
speed = 0;
break;
}