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netns: ipmr: dynamically allocate mfc_cache_array

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Preliminary work to make IPv4 multicast routing netns-aware.

Dynamically allocate IPv4 multicast forwarding cache, mfc_cache_array,
and move it to struct netns_ipv4.

At the moment, mfc_cache_array is only referenced in init_net.

Signed-off-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Benjamin Thery
2009-01-22 04:56:18 +00:00
committed by David S. Miller
parent 5c0a66f5f3
commit 2bb8b26c3e
2 changed files with 29 additions and 13 deletions
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include/net/netns/ipv4.h
+1
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@@ -57,6 +57,7 @@ struct netns_ipv4 {
#ifdef CONFIG_IP_MROUTE
struct sock *mroute_sk;
struct mfc_cache **mfc_cache_array;
struct vif_device *vif_table;
int maxvif;
#endif