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path: root/drivers/net/bonding/bond_ipv6.c (follow)
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2011-07-21bonding: do vlan cleanupJiri Pirko1-4/+4
Now when all devices are cleaned up, bond can be cleaned up as well - remove bond->vlgrp - remove bond_vlan_rx_register - substitute necessary occurences of vlan_group_get_device Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-12-16bonding/vlan: Fix mangled NAs on slaves without VLAN tag insertionBen Hutchings1-1/+6
bond_na_send() attempts to insert a VLAN tag in between building and sending packets of the respective formats. If the slave does not implement hardware VLAN tag insertion then vlan_put_tag() will mangle the network-layer header because the Ethernet header is not present at this point (unlike in bond_arp_send()). Fix this by adding the tag out-of-line and relying on dev_hard_start_xmit() to insert it inline if necessary. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: Jay Vosburgh <fubar@us.ibm.com> Reviewed-by: Jesse Gross <jesse@nicira.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-07-19bonding: fix bond_inet6addr_event()Eric Dumazet1-0/+2
After commit ad1afb0039391 (vlan_dev: VLAN 0 should be treated as "no vlan tag" (802.1p packet)), bond_inet6addr_event() might be called with a NULL bond->vlgrp pointer, and a non empty bond->vlan_list. vlan_group_get_device() is dereferencing a NULL pointer. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-03-20ipv6: convert idev_list to list macrosstephen hemminger1-4/+5
Convert to list macro's for the list of addresses per interface in IPv6. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-12-13drivers/net/bonding/: : use pr_fmtJoe Perches1-5/+7
Add #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt Remove DRV_NAME from pr_<level>s Consolidate long format strings Remove some extra tab indents Remove some unnecessary ()s from pr_<level>s arguments Align pr_<level> arguments Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-10-30bond: Add support for multiple network namespacesEric W. Biederman1-4/+3
Signed-off-by: Eric W. Biederman <ebiederm@aristanetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2009-08-13bonding: wipe out printk'sJiri Pirko1-2/+2
I did not introduce new lines over 80 chars. I even eliminated some of them. Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-09bonding: use pr_debug instead of own macrosHolger Eitzenberger1-4/+2
Use pr_debug() instead of own macros. Signed-off-by: Holger Eitzenberger <holger@eitzenberger.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-09bonding: fix compile error if debug enabledHolger Eitzenberger1-1/+1
This is what I get if debug is enabled: drivers/net/bonding/bond_ipv6.c: In function 'bond_na_send': drivers/net/bonding/bond_ipv6.c:75: error: 'slave' undeclared (first use in this function) drivers/net/bonding/bond_ipv6.c:75: error: (Each undeclared identifier is reported only once drivers/net/bonding/bond_ipv6.c:75: error: for each function it appears in.) This patch fixes that. Signed-off-by: Holger Eitzenberger <holger@eitzenberger.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-06bonding: send IPv6 neighbor advertisement on failoverBrian Haley1-0/+218
This patch adds better IPv6 failover support for bonding devices, especially when in active-backup mode and there are only IPv6 addresses configured, as reported by Alex Sidorenko. - Creates a new file, net/drivers/bonding/bond_ipv6.c, for the IPv6-specific routines. Both regular bonds and VLANs over bonds are supported. - Adds a new tunable, num_unsol_na, to limit the number of unsolicited IPv6 Neighbor Advertisements that are sent on a failover event. Default is 1. - Creates two new IPv6 neighbor discovery functions: ndisc_build_skb() ndisc_send_skb() These were required to support VLANs since we have to be able to add the VLAN id to the skb since ndisc_send_na() and friends shouldn't be asked to do this. These two routines are basically __ndisc_send() split into two pieces, in a slightly different order. - Updates Documentation/networking/bonding.txt and bumps the rev of bond support to 3.4.0. On failover, this new code will generate one packet: - An unsolicited IPv6 Neighbor Advertisement, which helps the switch learn that the address has moved to the new slave. Testing has shown that sending just the NA results in pretty good behavior when in active-back mode, I saw no lost ping packets for example. Signed-off-by: Brian Haley <brian.haley@hp.com> Signed-off-by: Jay Vosburgh <fubar@us.ibm.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
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