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ipv6: Remove old route notifications and convert listeners

Telusuri Sumber 
Now that mlxsw is converted to use the new FIB notifications it is
possible to delete the old ones and use the new replace / append /
delete notifications.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel
2019-12-23 15:28:20 +02:00
committed by David S. Miller
orang tua dacad7b34b
melakukan caafb2509f
5 mengubah file dengan 21 tambahan dan 70 penghapusan
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61
net/ipv6/ip6_fib.c
Melihat File

@@ -423,8 +423,7 @@ int call_fib6_entry_notifiers_replace(struct net *net, struct fib6_info *rt)
};
rt->fib6_table->fib_seq++;
return call_fib6_notifiers(net, FIB_EVENT_ENTRY_REPLACE_TMP,
&info.info);
return call_fib6_notifiers(net, FIB_EVENT_ENTRY_REPLACE, &info.info);
}
struct fib6_dump_arg {
@@ -435,15 +434,7 @@ struct fib6_dump_arg {
static int fib6_rt_dump(struct fib6_info *rt, struct fib6_dump_arg *arg)
{
if (rt == arg->net->ipv6.fib6_null_entry)
return 0;
return call_fib6_entry_notifier(arg->nb, FIB_EVENT_ENTRY_ADD,
rt, arg->extack);
}
static int fib6_rt_dump_tmp(struct fib6_info *rt, struct fib6_dump_arg *arg)
{
enum fib_event_type fib_event = FIB_EVENT_ENTRY_REPLACE_TMP;
enum fib_event_type fib_event = FIB_EVENT_ENTRY_REPLACE;
int err;
if (!rt || rt == arg->net->ipv6.fib6_null_entry)
@@ -463,19 +454,9 @@ static int fib6_rt_dump_tmp(struct fib6_info *rt, struct fib6_dump_arg *arg)
static int fib6_node_dump(struct fib6_walker *w)
{
struct fib6_info *rt;
int err = 0;
int err;
err = fib6_rt_dump_tmp(w->leaf, w->args);
if (err)
goto out;
for_each_fib6_walker_rt(w) {
err = fib6_rt_dump(rt, w->args);
if (err)
break;
}
out:
err = fib6_rt_dump(w->leaf, w->args);
w->leaf = NULL;
return err;
}
@@ -1220,25 +1201,21 @@ next_iter:
add:
nlflags |= NLM_F_CREATE;
if (!info->skip_notify_kernel) {
/* The route should only be notified if it is the first
* route in the node or if it is added as a sibling
* route to the first route in the node.
*/
if (!info->skip_notify_kernel &&
(notify_sibling_rt || ins == &fn->leaf)) {
enum fib_event_type fib_event;
if (notify_sibling_rt)
fib_event = FIB_EVENT_ENTRY_APPEND;
else
fib_event = FIB_EVENT_ENTRY_REPLACE_TMP;
/* The route should only be notified if it is the first
* route in the node or if it is added as a sibling
* route to the first route in the node.
*/
if (notify_sibling_rt || ins == &fn->leaf)
err = call_fib6_entry_notifiers(info->nl_net,
fib_event, rt,
extack);
fib_event = FIB_EVENT_ENTRY_REPLACE;
err = call_fib6_entry_notifiers(info->nl_net,
FIB_EVENT_ENTRY_ADD,
rt, extack);
fib_event, rt,
extack);
if (err) {
struct fib6_info *sibling, *next_sibling;
@@ -1282,14 +1259,7 @@ add:
return -ENOENT;
}
if (!info->skip_notify_kernel) {
enum fib_event_type fib_event;
fib_event = FIB_EVENT_ENTRY_REPLACE_TMP;
if (ins == &fn->leaf)
err = call_fib6_entry_notifiers(info->nl_net,
fib_event, rt,
extack);
if (!info->skip_notify_kernel && ins == &fn->leaf) {
err = call_fib6_entry_notifiers(info->nl_net,
FIB_EVENT_ENTRY_REPLACE,
rt, extack);
@@ -2007,11 +1977,10 @@ static void fib6_del_route(struct fib6_table *table, struct fib6_node *fn,
if (!info->skip_notify_kernel) {
if (notify_del)
call_fib6_entry_notifiers(net, FIB_EVENT_ENTRY_DEL_TMP,
call_fib6_entry_notifiers(net, FIB_EVENT_ENTRY_DEL,
rt, NULL);
else if (replace_rt)
call_fib6_entry_notifiers_replace(net, replace_rt);
call_fib6_entry_notifiers(net, FIB_EVENT_ENTRY_DEL, rt, NULL);
}
if (!info->skip_notify)
inet6_rt_notify(RTM_DELROUTE, rt, info, 0);