[INET]: Let inet_diag and friends autoload

By adding module aliases to inet_diag, tcp_diag and dccp_diag, we let
them load automatically as needed. This makes tools like "ss" run
faster.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jean Delvare 2007-10-21 16:44:04 -07:00 committed by David S. Miller
parent 81429973cf
commit 305e1e9691
4 changed files with 13 additions and 0 deletions

View file

@ -313,6 +313,10 @@ static const struct proto_ops name##_ops = { \
#define MODULE_ALIAS_NET_PF_PROTO(pf, proto) \
MODULE_ALIAS("net-pf-" __stringify(pf) "-proto-" __stringify(proto))
#define MODULE_ALIAS_NET_PF_PROTO_TYPE(pf, proto, type) \
MODULE_ALIAS("net-pf-" __stringify(pf) "-proto-" __stringify(proto) \
"-type-" __stringify(type))
#ifdef CONFIG_SYSCTL
#include <linux/sysctl.h>
extern ctl_table net_table[];

View file

@ -68,3 +68,4 @@ module_exit(dccp_diag_fini);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Arnaldo Carvalho de Melo <acme@mandriva.com>");
MODULE_DESCRIPTION("DCCP inet_diag handler");
MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_NETLINK, NETLINK_INET_DIAG, DCCPDIAG_GETSOCK);

View file

@ -815,6 +815,12 @@ static int inet_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
nlmsg_len(nlh) < hdrlen)
return -EINVAL;
#ifdef CONFIG_KMOD
if (inet_diag_table[nlh->nlmsg_type] == NULL)
request_module("net-pf-%d-proto-%d-type-%d", PF_NETLINK,
NETLINK_INET_DIAG, nlh->nlmsg_type);
#endif
if (inet_diag_table[nlh->nlmsg_type] == NULL)
return -ENOENT;
@ -914,3 +920,4 @@ static void __exit inet_diag_exit(void)
module_init(inet_diag_init);
module_exit(inet_diag_exit);
MODULE_LICENSE("GPL");
MODULE_ALIAS_NET_PF_PROTO(PF_NETLINK, NETLINK_INET_DIAG);

View file

@ -56,3 +56,4 @@ static void __exit tcp_diag_exit(void)
module_init(tcp_diag_init);
module_exit(tcp_diag_exit);
MODULE_LICENSE("GPL");
MODULE_ALIAS_NET_PF_PROTO_TYPE(PF_NETLINK, NETLINK_INET_DIAG, TCPDIAG_GETSOCK);