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net: ipv4: Change fib notifiers to take a fib_alias 

All of the notifier data (fib_info, tos, type and table id) are
contained in the fib_alias. Pass it to the notifier instead of
each data separately shortening the argument list by 3.

Signed-off-by: David Ahern <dsahern@gmail.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
David Ahern 2017-10-18 11:39:13 -07:00 committed by David S. Miller
parent 1fba70e5b6
commit 6eba87c781
1 changed files with 15 additions and 24 deletions
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39
net/ipv4/fib_trie.c
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@ -87,32 +87,30 @@
static int call_fib_entry_notifier(struct notifier_block *nb, struct net *net,
enum fib_event_type event_type, u32 dst,
int dst_len, struct fib_info *fi,
u8 tos, u8 type, u32 tb_id)
int dst_len, struct fib_alias *fa)
{
struct fib_entry_notifier_info info = {
.dst = dst,
.dst_len = dst_len,
.fi = fi,
.tos = tos,
.type = type,
.tb_id = tb_id,
.fi = fa->fa_info,
.tos = fa->fa_tos,
.type = fa->fa_type,
.tb_id = fa->tb_id,
};
return call_fib4_notifier(nb, net, event_type, &info.info);
}
static int call_fib_entry_notifiers(struct net *net,
enum fib_event_type event_type, u32 dst,
int dst_len, struct fib_info *fi,
u8 tos, u8 type, u32 tb_id)
int dst_len, struct fib_alias *fa)
{
struct fib_entry_notifier_info info = {
.dst = dst,
.dst_len = dst_len,
.fi = fi,
.tos = tos,
.type = type,
.tb_id = tb_id,
.fi = fa->fa_info,
.tos = fa->fa_tos,
.type = fa->fa_type,
.tb_id = fa->tb_id,
};
return call_fib4_notifiers(net, event_type, &info.info);
}
@ -1216,9 +1214,7 @@ int fib_table_insert(struct net *net, struct fib_table *tb,
new_fa->fa_default = -1;
call_fib_entry_notifiers(net, FIB_EVENT_ENTRY_REPLACE,
key, plen, fi,
new_fa->fa_tos, cfg->fc_type,
tb->tb_id);
key, plen, new_fa);
rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen,
tb->tb_id, &cfg->fc_nlinfo, nlflags);
@ -1273,8 +1269,7 @@ int fib_table_insert(struct net *net, struct fib_table *tb,
tb->tb_num_default++;
rt_cache_flush(cfg->fc_nlinfo.nl_net);
call_fib_entry_notifiers(net, event, key, plen, fi, tos, cfg->fc_type,
tb->tb_id);
call_fib_entry_notifiers(net, event, key, plen, new_fa);
rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen, new_fa->tb_id,
&cfg->fc_nlinfo, nlflags);
succeeded:
@ -1574,8 +1569,7 @@ int fib_table_delete(struct net *net, struct fib_table *tb,
return -ESRCH;
call_fib_entry_notifiers(net, FIB_EVENT_ENTRY_DEL, key, plen,
fa_to_delete->fa_info, tos,
fa_to_delete->fa_type, tb->tb_id);
fa_to_delete);
rtmsg_fib(RTM_DELROUTE, htonl(key), fa_to_delete, plen, tb->tb_id,
&cfg->fc_nlinfo, 0);
@ -1892,9 +1886,7 @@ int fib_table_flush(struct net *net, struct fib_table *tb)
call_fib_entry_notifiers(net, FIB_EVENT_ENTRY_DEL,
n->key,
KEYLENGTH - fa->fa_slen,
fi, fa->fa_tos, fa->fa_type,
tb->tb_id);
KEYLENGTH - fa->fa_slen, fa);
hlist_del_rcu(&fa->fa_list);
fib_release_info(fa->fa_info);
alias_free_mem_rcu(fa);
@ -1932,8 +1924,7 @@ static void fib_leaf_notify(struct net *net, struct key_vector *l,
continue;
call_fib_entry_notifier(nb, net, FIB_EVENT_ENTRY_ADD, l->key,
KEYLENGTH - fa->fa_slen, fi, fa->fa_tos,
fa->fa_type, fa->tb_id);
KEYLENGTH - fa->fa_slen, fa);
}
}