| Date | Wed, 01 Jun 2011 16:59:51 +0900 | From | Greg KH <> | Subject | [055/146] net: Do not wrap sysctl igmp_max_memberships in IP_MULTICAST |
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2.6.38-stable review patch. If anyone has any objections, please let us know.
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From: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
[ Upstream commit 192910a6cca5e50e5bd6cbd1da0e7376c7adfe62 ]
controlling igmp_max_membership is useful even when IP_MULTICAST is off. Quagga(an OSPF deamon) uses multicast addresses for all interfaces using a single socket and hits igmp_max_membership limit when there are 20 interfaces or more. Always export sysctl igmp_max_memberships in proc, just like igmp_max_msf
Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- net/ipv4/sysctl_net_ipv4.c | 3 --- 1 file changed, 3 deletions(-)
--- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -311,7 +311,6 @@ static struct ctl_table ipv4_table[] = { .mode = 0644, .proc_handler = proc_do_large_bitmap, }, -#ifdef CONFIG_IP_MULTICAST { .procname = "igmp_max_memberships", .data = &sysctl_igmp_max_memberships, @@ -319,8 +318,6 @@ static struct ctl_table ipv4_table[] = { .mode = 0644, .proc_handler = proc_dointvec }, - -#endif { .procname = "igmp_max_msf", .data = &sysctl_igmp_max_msf,
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