mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-17 20:36:54 +07:00
8c13af2a21
Since ipmr and ip6mr are using the same mr_mfc struct at their core, we
can now refactor the ipmr_cache_{hold,put} logic and apply refcounting
to both ipmr and ip6mr.
Signed-off-by: Yuval Mintz <yuvalm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
88 lines
2.0 KiB
C
88 lines
2.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef __LINUX_MROUTE_H
|
|
#define __LINUX_MROUTE_H
|
|
|
|
#include <linux/in.h>
|
|
#include <linux/pim.h>
|
|
#include <net/fib_rules.h>
|
|
#include <net/fib_notifier.h>
|
|
#include <uapi/linux/mroute.h>
|
|
#include <linux/mroute_base.h>
|
|
|
|
#ifdef CONFIG_IP_MROUTE
|
|
static inline int ip_mroute_opt(int opt)
|
|
{
|
|
return opt >= MRT_BASE && opt <= MRT_MAX;
|
|
}
|
|
|
|
int ip_mroute_setsockopt(struct sock *, int, char __user *, unsigned int);
|
|
int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
|
|
int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg);
|
|
int ipmr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg);
|
|
int ip_mr_init(void);
|
|
bool ipmr_rule_default(const struct fib_rule *rule);
|
|
#else
|
|
static inline int ip_mroute_setsockopt(struct sock *sock, int optname,
|
|
char __user *optval, unsigned int optlen)
|
|
{
|
|
return -ENOPROTOOPT;
|
|
}
|
|
|
|
static inline int ip_mroute_getsockopt(struct sock *sock, int optname,
|
|
char __user *optval, int __user *optlen)
|
|
{
|
|
return -ENOPROTOOPT;
|
|
}
|
|
|
|
static inline int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg)
|
|
{
|
|
return -ENOIOCTLCMD;
|
|
}
|
|
|
|
static inline int ip_mr_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline int ip_mroute_opt(int opt)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static inline bool ipmr_rule_default(const struct fib_rule *rule)
|
|
{
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
#define VIFF_STATIC 0x8000
|
|
|
|
struct mfc_cache_cmp_arg {
|
|
__be32 mfc_mcastgrp;
|
|
__be32 mfc_origin;
|
|
};
|
|
|
|
/**
|
|
* struct mfc_cache - multicast routing entries
|
|
* @_c: Common multicast routing information; has to be first [for casting]
|
|
* @mfc_mcastgrp: destination multicast group address
|
|
* @mfc_origin: source address
|
|
* @cmparg: used for rhashtable comparisons
|
|
*/
|
|
struct mfc_cache {
|
|
struct mr_mfc _c;
|
|
union {
|
|
struct {
|
|
__be32 mfc_mcastgrp;
|
|
__be32 mfc_origin;
|
|
};
|
|
struct mfc_cache_cmp_arg cmparg;
|
|
};
|
|
};
|
|
|
|
struct rtmsg;
|
|
int ipmr_get_route(struct net *net, struct sk_buff *skb,
|
|
__be32 saddr, __be32 daddr,
|
|
struct rtmsg *rtm, u32 portid);
|
|
#endif
|