Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bff16c2f991386883dc81ec969ba15eb270a0c7f
Commit:     bff16c2f991386883dc81ec969ba15eb270a0c7f
Parent:     9589731220edfebeb6a05c52d0838a99dee20893
Author:     Pavel Emelyanov <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 10 17:42:13 2008 -0800
Committer:  David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 15:01:39 2008 -0800

    [NETNS]: Make the ctl-tables per-namespace
    
    This includes passing the net to __addrconf_sysctl_register
    and saving this on the ctl_table->extra2 to be used in
    handlers (those, needing it).
    
    Signed-off-by: Pavel Emelyanov <[EMAIL PROTECTED]>
    Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
 net/ipv6/addrconf.c |   24 ++++++++++++++----------
 1 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 18d4334..bde50c6 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -456,13 +456,13 @@ static void dev_forward_change(struct inet6_dev *idev)
 }
 
 
-static void addrconf_forward_change(void)
+static void addrconf_forward_change(struct net *net)
 {
        struct net_device *dev;
        struct inet6_dev *idev;
 
        read_lock(&dev_base_lock);
-       for_each_netdev(&init_net, dev) {
+       for_each_netdev(net, dev) {
                rcu_read_lock();
                idev = __in6_dev_get(dev);
                if (idev) {
@@ -478,12 +478,15 @@ static void addrconf_forward_change(void)
 
 static void addrconf_fixup_forwarding(struct ctl_table *table, int *p, int old)
 {
+       struct net *net;
+
+       net = (struct net *)table->extra2;
        if (p == &ipv6_devconf_dflt.forwarding)
                return;
 
        if (p == &ipv6_devconf.forwarding) {
                ipv6_devconf_dflt.forwarding = ipv6_devconf.forwarding;
-               addrconf_forward_change();
+               addrconf_forward_change(net);
        } else if ((!*p) ^ (!old))
                dev_forward_change((struct inet6_dev *)table->extra1);
 
@@ -4044,8 +4047,8 @@ static struct addrconf_sysctl_table
        },
 };
 
-static int __addrconf_sysctl_register(char *dev_name, int ctl_name,
-               struct inet6_dev *idev, struct ipv6_devconf *p)
+static int __addrconf_sysctl_register(struct net *net, char *dev_name,
+               int ctl_name, struct inet6_dev *idev, struct ipv6_devconf *p)
 {
        int i;
        struct addrconf_sysctl_table *t;
@@ -4068,6 +4071,7 @@ static int __addrconf_sysctl_register(char *dev_name, int 
ctl_name,
        for (i=0; t->addrconf_vars[i].data; i++) {
                t->addrconf_vars[i].data += (char*)p - (char*)&ipv6_devconf;
                t->addrconf_vars[i].extra1 = idev; /* embedded; no ref */
+               t->addrconf_vars[i].extra2 = net;
        }
 
        /*
@@ -4082,7 +4086,7 @@ static int __addrconf_sysctl_register(char *dev_name, int 
ctl_name,
        addrconf_ctl_path[ADDRCONF_CTL_PATH_DEV].procname = t->dev_name;
        addrconf_ctl_path[ADDRCONF_CTL_PATH_DEV].ctl_name = ctl_name;
 
-       t->sysctl_header = register_sysctl_paths(addrconf_ctl_path,
+       t->sysctl_header = register_net_sysctl_table(net, addrconf_ctl_path,
                        t->addrconf_vars);
        if (t->sysctl_header == NULL)
                goto free_procname;
@@ -4118,8 +4122,8 @@ static void addrconf_sysctl_register(struct inet6_dev 
*idev)
                              NET_IPV6_NEIGH, "ipv6",
                              &ndisc_ifinfo_sysctl_change,
                              NULL);
-       __addrconf_sysctl_register(idev->dev->name, idev->dev->ifindex,
-                       idev, &idev->cnf);
+       __addrconf_sysctl_register(idev->dev->nd_net, idev->dev->name,
+                       idev->dev->ifindex, idev, &idev->cnf);
 }
 
 static void addrconf_sysctl_unregister(struct inet6_dev *idev)
@@ -4215,9 +4219,9 @@ int __init addrconf_init(void)
        ipv6_addr_label_rtnl_register();
 
 #ifdef CONFIG_SYSCTL
-       __addrconf_sysctl_register("all", NET_PROTO_CONF_ALL,
+       __addrconf_sysctl_register(&init_net, "all", NET_PROTO_CONF_ALL,
                        NULL, &ipv6_devconf);
-       __addrconf_sysctl_register("default", NET_PROTO_CONF_DEFAULT,
+       __addrconf_sysctl_register(&init_net, "default", NET_PROTO_CONF_DEFAULT,
                        NULL, &ipv6_devconf_dflt);
 #endif
 
-
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