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bonding: warn user when 802.3ad speed is unknown

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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>
This commit is contained in:
Nicolas Dichtel 2017-06-09 17:58:08 +02:00 committed by David S. Miller
parent 10d486a30c
commit cd99c37763
1 changed files with 5 additions and 0 deletions
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5
drivers/net/bonding/bond_3ad.c
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@ -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;
}