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authorSatish Ashok <sashok@cumulusnetworks.com>2015-01-26 01:17:00 -0500
committerDavid S. Miller <davem@davemloft.net>2015-01-27 17:09:04 -0800
commit2f6373245a09e2a34f36df7d982f783291ec8fce (patch)
treeb57fc65073c189e8b310d4352a7293e435b0a6ff /drivers
parent63b46242f707849a1df10b70e026281bfa40e849 (diff)
downloadlinux-2f6373245a09e2a34f36df7d982f783291ec8fce.tar.bz2
bonding: fix LACP PDU not sent on slave port sometimes
When a slave is added to a bond and it is not in full duplex mode, AD_PORT_LACP_ENABLED flag is cleared, due to this LACP PDU is not sent on slave. When the duplex is changed to full, the flag needs to be set to send LACP PDU. Cc: Andy Gospodarek <gospo@cumulusnetworks.com> Reviewed-by: Nikolay Aleksandrov <nikolay@redhat.com> Signed-off-by: Satish Ashok <sashok@cumulusnetworks.com> Signed-off-by: Jonathan Toppins <jtoppins@cumulusnetworks.com> Signed-off-by: Jay Vosburgh <jay.vosburgh@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/bonding/bond_3ad.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index e3c96b216eb8..cfc4a9c1000a 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2219,8 +2219,10 @@ static int bond_3ad_rx_indication(struct lacpdu *lacpdu, struct slave *slave,
switch (lacpdu->subtype) {
case AD_TYPE_LACPDU:
ret = RX_HANDLER_CONSUMED;
- netdev_dbg(slave->bond->dev, "Received LACPDU on port %d\n",
- port->actor_port_number);
+ netdev_dbg(slave->bond->dev,
+ "Received LACPDU on port %d slave %s\n",
+ port->actor_port_number,
+ slave->dev->name);
/* Protect against concurrent state machines */
spin_lock(&slave->bond->mode_lock);
ad_rx_machine(lacpdu, port);
@@ -2312,7 +2314,10 @@ void bond_3ad_adapter_duplex_changed(struct slave *slave)
port->actor_admin_port_key &= ~AD_DUPLEX_KEY_MASKS;
port->actor_oper_port_key = port->actor_admin_port_key |=
__get_duplex(port);
- netdev_dbg(slave->bond->dev, "Port %d changed duplex\n", port->actor_port_number);
+ netdev_dbg(slave->bond->dev, "Port %d slave %s changed duplex\n",
+ port->actor_port_number, slave->dev->name);
+ if (port->actor_oper_port_key & AD_DUPLEX_KEY_MASKS)
+ port->sm_vars |= AD_PORT_LACP_ENABLED;
/* there is no need to reselect a new aggregator, just signal the
* state machines to reinitialize
*/