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-rw-r--r--include/linux/igmp.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/include/linux/igmp.h b/include/linux/igmp.h
index 93fc2449af10..7d164670f264 100644
--- a/include/linux/igmp.h
+++ b/include/linux/igmp.h
@@ -167,10 +167,10 @@ struct ip_sf_socklist {
*/
struct ip_mc_socklist {
- struct ip_mc_socklist *next;
+ struct ip_mc_socklist __rcu *next_rcu;
struct ip_mreqn multi;
unsigned int sfmode; /* MCAST_{INCLUDE,EXCLUDE} */
- struct ip_sf_socklist *sflist;
+ struct ip_sf_socklist __rcu *sflist;
struct rcu_head rcu;
};
@@ -186,11 +186,14 @@ struct ip_sf_list {
struct ip_mc_list {
struct in_device *interface;
__be32 multiaddr;
+ unsigned int sfmode;
struct ip_sf_list *sources;
struct ip_sf_list *tomb;
- unsigned int sfmode;
unsigned long sfcount[2];
- struct ip_mc_list *next;
+ union {
+ struct ip_mc_list *next;
+ struct ip_mc_list __rcu *next_rcu;
+ };
struct timer_list timer;
int users;
atomic_t refcnt;
@@ -201,6 +204,7 @@ struct ip_mc_list {
char loaded;
unsigned char gsquery; /* check source marks? */
unsigned char crcount;
+ struct rcu_head rcu;
};
/* V3 exponential field decoding */