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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-06 17:30:59 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-06 17:30:59 -0800
commit205c911da322908abe127b96d2ef2a4a2aa5109a (patch)
tree43f6878c6a255965a4061d05da68dbc1df9e0ca4 /net
parentc7276fde27bca89798f33c0be9543dc108468788 (diff)
parentf3be97427172856d6865ddfedea84fa3a9f33227 (diff)
Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6: sis900 warning fixes mv643xx_eth: Place explicit port number in mv643xx_eth_platform_data pcnet32: Fix PCnet32 performance bug on non-coherent architecutres __devinit & __devexit cleanups for de2104x driver 3c59x: Handle pci_enable_device() failure while resuming dmfe: Fix link detection dmfe: fix two bugs dmfe: trivial/spelling fixes revert "drivers/net/tulip/dmfe: support basic carrier detection" ucc_geth: returns NETDEV_TX_BUSY when BD ring is full ucc_geth: Fix BD processing natsemi: netpoll fixes bonding: Improve IGMP join processing bonding: only receive ARPs for us bonding: fix double dev_add_pack
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/igmp.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 063721302eb..1c6a084b5fb 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1251,6 +1251,28 @@ out:
}
/*
+ * Resend IGMP JOIN report; used for bonding.
+ */
+void ip_mc_rejoin_group(struct ip_mc_list *im)
+{
+ struct in_device *in_dev = im->interface;
+
+#ifdef CONFIG_IP_MULTICAST
+ if (im->multiaddr == IGMP_ALL_HOSTS)
+ return;
+
+ if (IGMP_V1_SEEN(in_dev) || IGMP_V2_SEEN(in_dev)) {
+ igmp_mod_timer(im, IGMP_Initial_Report_Delay);
+ return;
+ }
+ /* else, v3 */
+ im->crcount = in_dev->mr_qrv ? in_dev->mr_qrv :
+ IGMP_Unsolicited_Report_Count;
+ igmp_ifc_event(in_dev);
+#endif
+}
+
+/*
* A socket has left a multicast group on device dev
*/
@@ -2596,3 +2618,4 @@ int __init igmp_mc_proc_init(void)
EXPORT_SYMBOL(ip_mc_dec_group);
EXPORT_SYMBOL(ip_mc_inc_group);
EXPORT_SYMBOL(ip_mc_join_group);
+EXPORT_SYMBOL(ip_mc_rejoin_group);