netns: add namespace parameter to rt_cache_flush
Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/route.h b/include/net/route.h
index fc836ff..3140cc5 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -111,7 +111,7 @@
extern int ip_rt_init(void);
extern void ip_rt_redirect(__be32 old_gw, __be32 dst, __be32 new_gw,
__be32 src, struct net_device *dev);
-extern void rt_cache_flush(int how);
+extern void rt_cache_flush(struct net *net, int how);
extern int __ip_route_output_key(struct net *, struct rtable **, const struct flowi *flp);
extern int ip_route_output_key(struct net *, struct rtable **, struct flowi *flp);
extern int ip_route_output_flow(struct net *, struct rtable **rp, struct flowi *flp, struct sock *sk, int flags);
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 20c515a..29df75a 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -1197,7 +1197,7 @@
switch (event) {
case NETDEV_CHANGEADDR:
neigh_changeaddr(&arp_tbl, dev);
- rt_cache_flush(0);
+ rt_cache_flush(dev_net(dev), 0);
break;
default:
break;
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 9de2514..2e667e2 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1348,7 +1348,7 @@
dev_disable_lro(idev->dev);
}
rtnl_unlock();
- rt_cache_flush(0);
+ rt_cache_flush(net, 0);
}
}
@@ -1362,9 +1362,10 @@
int *valp = ctl->data;
int val = *valp;
int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+ struct net *net = ctl->extra2;
if (write && *valp != val)
- rt_cache_flush(0);
+ rt_cache_flush(net, 0);
return ret;
}
@@ -1375,9 +1376,10 @@
{
int ret = devinet_conf_sysctl(table, name, nlen, oldval, oldlenp,
newval, newlen);
+ struct net *net = table->extra2;
if (ret == 1)
- rt_cache_flush(0);
+ rt_cache_flush(net, 0);
return ret;
}
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 5ad01d6..65c1503 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -144,7 +144,7 @@
}
if (flushed)
- rt_cache_flush(-1);
+ rt_cache_flush(net, -1);
}
/*
@@ -897,21 +897,22 @@
{
if (fib_sync_down_dev(dev, force))
fib_flush(dev_net(dev));
- rt_cache_flush(0);
+ rt_cache_flush(dev_net(dev), 0);
arp_ifdown(dev);
}
static int fib_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr)
{
struct in_ifaddr *ifa = (struct in_ifaddr*)ptr;
+ struct net_device *dev = ifa->ifa_dev->dev;
switch (event) {
case NETDEV_UP:
fib_add_ifaddr(ifa);
#ifdef CONFIG_IP_ROUTE_MULTIPATH
- fib_sync_up(ifa->ifa_dev->dev);
+ fib_sync_up(dev);
#endif
- rt_cache_flush(-1);
+ rt_cache_flush(dev_net(dev), -1);
break;
case NETDEV_DOWN:
fib_del_ifaddr(ifa);
@@ -919,9 +920,9 @@
/* Last address was deleted from this interface.
Disable IP.
*/
- fib_disable_ip(ifa->ifa_dev->dev, 1);
+ fib_disable_ip(dev, 1);
} else {
- rt_cache_flush(-1);
+ rt_cache_flush(dev_net(dev), -1);
}
break;
}
@@ -949,14 +950,14 @@
#ifdef CONFIG_IP_ROUTE_MULTIPATH
fib_sync_up(dev);
#endif
- rt_cache_flush(-1);
+ rt_cache_flush(dev_net(dev), -1);
break;
case NETDEV_DOWN:
fib_disable_ip(dev, 0);
break;
case NETDEV_CHANGEMTU:
case NETDEV_CHANGE:
- rt_cache_flush(0);
+ rt_cache_flush(dev_net(dev), 0);
break;
}
return NOTIFY_DONE;
diff --git a/net/ipv4/fib_hash.c b/net/ipv4/fib_hash.c
index eeec4bf..c8cac6c 100644
--- a/net/ipv4/fib_hash.c
+++ b/net/ipv4/fib_hash.c
@@ -472,7 +472,7 @@
fib_release_info(fi_drop);
if (state & FA_S_ACCESSED)
- rt_cache_flush(-1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
rtmsg_fib(RTM_NEWROUTE, key, fa, cfg->fc_dst_len, tb->tb_id,
&cfg->fc_nlinfo, NLM_F_REPLACE);
return 0;
@@ -532,7 +532,7 @@
if (new_f)
fz->fz_nent++;
- rt_cache_flush(-1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
rtmsg_fib(RTM_NEWROUTE, key, new_fa, cfg->fc_dst_len, tb->tb_id,
&cfg->fc_nlinfo, 0);
@@ -614,7 +614,7 @@
write_unlock_bh(&fib_hash_lock);
if (fa->fa_state & FA_S_ACCESSED)
- rt_cache_flush(-1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
fn_free_alias(fa, f);
if (kill_fn) {
fn_free_node(f);
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index 1fb5687..bc05de4 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -260,7 +260,7 @@
static void fib4_rule_flush_cache(void)
{
- rt_cache_flush(-1);
+ rt_cache_flush(&init_net, -1);
}
static struct fib_rules_ops fib4_rules_ops_template = {
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 394db9c..d16ae46 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1271,7 +1271,7 @@
fib_release_info(fi_drop);
if (state & FA_S_ACCESSED)
- rt_cache_flush(-1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen,
tb->tb_id, &cfg->fc_nlinfo, NLM_F_REPLACE);
@@ -1316,7 +1316,7 @@
list_add_tail_rcu(&new_fa->fa_list,
(fa ? &fa->fa_list : fa_head));
- rt_cache_flush(-1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen, tb->tb_id,
&cfg->fc_nlinfo, 0);
succeeded:
@@ -1664,7 +1664,7 @@
trie_leaf_remove(t, l);
if (fa->fa_state & FA_S_ACCESSED)
- rt_cache_flush(-1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
fib_release_info(fa->fa_info);
alias_free_mem_rcu(fa);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index fe3a022..cedc366 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -791,7 +791,7 @@
* delay < 0 : invalidate cache (fast : entries will be deleted later)
* delay >= 0 : invalidate & flush cache (can be long)
*/
-void rt_cache_flush(int delay)
+void rt_cache_flush(struct net *net, int delay)
{
rt_cache_invalidate();
if (delay >= 0)
@@ -2825,7 +2825,7 @@
void ip_rt_multicast_event(struct in_device *in_dev)
{
- rt_cache_flush(0);
+ rt_cache_flush(dev_net(in_dev->dev), 0);
}
#ifdef CONFIG_SYSCTL
@@ -2837,7 +2837,7 @@
{
if (write) {
proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
- rt_cache_flush(flush_delay);
+ rt_cache_flush(&init_net, flush_delay);
return 0;
}
@@ -2857,7 +2857,7 @@
return -EINVAL;
if (get_user(delay, (int __user *)newval))
return -EFAULT;
- rt_cache_flush(delay);
+ rt_cache_flush(&init_net, delay);
return 0;
}