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-rw-r--r--include/linux/kernel.h12
-rw-r--r--include/linux/rculist.h17
-rw-r--r--include/linux/skbuff.h15
-rw-r--r--include/linux/sunrpc/svc_xprt.h4
-rw-r--r--include/linux/xfrm.h14
-rw-r--r--include/net/dst.h3
-rw-r--r--include/net/ip_vs.h4
-rw-r--r--include/net/netfilter/nf_conntrack_tuple.h6
-rw-r--r--include/net/netlink.h22
-rw-r--r--include/net/netns/ipv4.h2
-rw-r--r--include/net/sctp/sctp.h4
-rw-r--r--include/net/sock.h41
-rw-r--r--include/net/udp.h25
-rw-r--r--include/net/udplite.h2
-rw-r--r--include/net/xfrm.h4
15 files changed, 125 insertions, 50 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index fba141d3ca0..ed60f8718d8 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -357,18 +357,6 @@ static inline char *pack_hex_byte(char *buf, u8 byte)
((unsigned char *)&addr)[3]
#define NIPQUAD_FMT "%u.%u.%u.%u"
-#define NIP6(addr) \
- ntohs((addr).s6_addr16[0]), \
- ntohs((addr).s6_addr16[1]), \
- ntohs((addr).s6_addr16[2]), \
- ntohs((addr).s6_addr16[3]), \
- ntohs((addr).s6_addr16[4]), \
- ntohs((addr).s6_addr16[5]), \
- ntohs((addr).s6_addr16[6]), \
- ntohs((addr).s6_addr16[7])
-#define NIP6_FMT "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x"
-#define NIP6_SEQFMT "%04x%04x%04x%04x%04x%04x%04x%04x"
-
#if defined(__LITTLE_ENDIAN)
#define HIPQUAD(addr) \
((unsigned char *)&addr)[3], \
diff --git a/include/linux/rculist.h b/include/linux/rculist.h
index e649bd3f2c9..3ba2998b22b 100644
--- a/include/linux/rculist.h
+++ b/include/linux/rculist.h
@@ -383,5 +383,22 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,
({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
pos = rcu_dereference(pos->next))
+/**
+ * hlist_for_each_entry_rcu_safenext - iterate over rcu list of given type
+ * @tpos: the type * to use as a loop cursor.
+ * @pos: the &struct hlist_node to use as a loop cursor.
+ * @head: the head for your list.
+ * @member: the name of the hlist_node within the struct.
+ * @next: the &struct hlist_node to use as a next cursor
+ *
+ * Special version of hlist_for_each_entry_rcu that make sure
+ * each next pointer is fetched before each iteration.
+ */
+#define hlist_for_each_entry_rcu_safenext(tpos, pos, head, member, next) \
+ for (pos = rcu_dereference((head)->first); \
+ pos && ({ next = pos->next; smp_rmb(); prefetch(next); 1; }) && \
+ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \
+ pos = rcu_dereference(next))
+
#endif /* __KERNEL__ */
#endif
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 2725f4e5a9b..487e34507b4 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -269,8 +269,9 @@ struct sk_buff {
struct dst_entry *dst;
struct rtable *rtable;
};
+#ifdef CONFIG_XFRM
struct sec_path *sp;
-
+#endif
/*
* This is the control buffer. It is free to use for every
* layer. Please put your private variables there. If you
@@ -1864,6 +1865,18 @@ static inline void skb_copy_queue_mapping(struct sk_buff *to, const struct sk_bu
to->queue_mapping = from->queue_mapping;
}
+#ifdef CONFIG_XFRM
+static inline struct sec_path *skb_sec_path(struct sk_buff *skb)
+{
+ return skb->sp;
+}
+#else
+static inline struct sec_path *skb_sec_path(struct sk_buff *skb)
+{
+ return NULL;
+}
+#endif
+
static inline int skb_is_gso(const struct sk_buff *skb)
{
return skb_shinfo(skb)->gso_size;
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index 6fd7b016517..51cb75ea42d 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -145,8 +145,8 @@ static inline char *__svc_print_addr(struct sockaddr *addr,
break;
case AF_INET6:
- snprintf(buf, len, "%x:%x:%x:%x:%x:%x:%x:%x, port=%u",
- NIP6(((struct sockaddr_in6 *) addr)->sin6_addr),
+ snprintf(buf, len, "%pI6, port=%u",
+ &((struct sockaddr_in6 *)addr)->sin6_addr,
ntohs(((struct sockaddr_in6 *) addr)->sin6_port));
break;
diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h
index 4bc1e6b86cb..52f3abd453a 100644
--- a/include/linux/xfrm.h
+++ b/include/linux/xfrm.h
@@ -199,6 +199,9 @@ enum {
#define XFRM_MSG_NEWSPDINFO XFRM_MSG_NEWSPDINFO
XFRM_MSG_GETSPDINFO,
#define XFRM_MSG_GETSPDINFO XFRM_MSG_GETSPDINFO
+
+ XFRM_MSG_MAPPING,
+#define XFRM_MSG_MAPPING XFRM_MSG_MAPPING
__XFRM_MSG_MAX
};
#define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1)
@@ -438,6 +441,15 @@ struct xfrm_user_migrate {
__u16 new_family;
};
+struct xfrm_user_mapping {
+ struct xfrm_usersa_id id;
+ __u32 reqid;
+ xfrm_address_t old_saddr;
+ xfrm_address_t new_saddr;
+ __be16 old_sport;
+ __be16 new_sport;
+};
+
#ifndef __KERNEL__
/* backwards compatibility for userspace */
#define XFRMGRP_ACQUIRE 1
@@ -464,6 +476,8 @@ enum xfrm_nlgroups {
#define XFRMNLGRP_REPORT XFRMNLGRP_REPORT
XFRMNLGRP_MIGRATE,
#define XFRMNLGRP_MIGRATE XFRMNLGRP_MIGRATE
+ XFRMNLGRP_MAPPING,
+#define XFRMNLGRP_MAPPING XFRMNLGRP_MAPPING
__XFRMNLGRP_MAX
};
#define XFRMNLGRP_MAX (__XFRMNLGRP_MAX - 1)
diff --git a/include/net/dst.h b/include/net/dst.h
index 8a8b71e5f3f..f96c4ba4dd3 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -59,8 +59,9 @@ struct dst_entry
struct neighbour *neighbour;
struct hh_cache *hh;
+#ifdef CONFIG_XFRM
struct xfrm_state *xfrm;
-
+#endif
int (*input)(struct sk_buff*);
int (*output)(struct sk_buff*);
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index fe9fcf73c85..af48cada561 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -87,8 +87,8 @@ static inline const char *ip_vs_dbg_addr(int af, char *buf, size_t buf_len,
int len;
#ifdef CONFIG_IP_VS_IPV6
if (af == AF_INET6)
- len = snprintf(&buf[*idx], buf_len - *idx, "[" NIP6_FMT "]",
- NIP6(addr->in6)) + 1;
+ len = snprintf(&buf[*idx], buf_len - *idx, "[%pI6]",
+ &addr->in6) + 1;
else
#endif
len = snprintf(&buf[*idx], buf_len - *idx, NIPQUAD_FMT,
diff --git a/include/net/netfilter/nf_conntrack_tuple.h b/include/net/netfilter/nf_conntrack_tuple.h
index a6874ba22d5..42f1fc96f3e 100644
--- a/include/net/netfilter/nf_conntrack_tuple.h
+++ b/include/net/netfilter/nf_conntrack_tuple.h
@@ -122,10 +122,10 @@ static inline void nf_ct_dump_tuple_ip(const struct nf_conntrack_tuple *t)
static inline void nf_ct_dump_tuple_ipv6(const struct nf_conntrack_tuple *t)
{
#ifdef DEBUG
- printk("tuple %p: %u " NIP6_FMT " %hu -> " NIP6_FMT " %hu\n",
+ printk("tuple %p: %u %pI6 %hu -> %pI6 %hu\n",
t, t->dst.protonum,
- NIP6(*(struct in6_addr *)t->src.u3.all), ntohs(t->src.u.all),
- NIP6(*(struct in6_addr *)t->dst.u3.all), ntohs(t->dst.u.all));
+ t->src.u3.all, ntohs(t->src.u.all),
+ t->dst.u3.all, ntohs(t->dst.u.all));
#endif
}
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 3643bbb8e58..46b7764f177 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -233,7 +233,7 @@ extern int nla_parse(struct nlattr *tb[], int maxtype,
extern struct nlattr * nla_find(struct nlattr *head, int len, int attrtype);
extern size_t nla_strlcpy(char *dst, const struct nlattr *nla,
size_t dstsize);
-extern int nla_memcpy(void *dest, struct nlattr *src, int count);
+extern int nla_memcpy(void *dest, const struct nlattr *src, int count);
extern int nla_memcmp(const struct nlattr *nla, const void *data,
size_t size);
extern int nla_strcmp(const struct nlattr *nla, const char *str);
@@ -741,7 +741,7 @@ static inline struct nlattr *nla_find_nested(struct nlattr *nla, int attrtype)
* See nla_parse()
*/
static inline int nla_parse_nested(struct nlattr *tb[], int maxtype,
- struct nlattr *nla,
+ const struct nlattr *nla,
const struct nla_policy *policy)
{
return nla_parse(tb, maxtype, nla_data(nla), nla_len(nla), policy);
@@ -875,7 +875,7 @@ static inline int nla_put_msecs(struct sk_buff *skb, int attrtype,
* nla_get_u32 - return payload of u32 attribute
* @nla: u32 netlink attribute
*/
-static inline u32 nla_get_u32(struct nlattr *nla)
+static inline u32 nla_get_u32(const struct nlattr *nla)
{
return *(u32 *) nla_data(nla);
}
@@ -884,7 +884,7 @@ static inline u32 nla_get_u32(struct nlattr *nla)
* nla_get_be32 - return payload of __be32 attribute
* @nla: __be32 netlink attribute
*/
-static inline __be32 nla_get_be32(struct nlattr *nla)
+static inline __be32 nla_get_be32(const struct nlattr *nla)
{
return *(__be32 *) nla_data(nla);
}
@@ -893,7 +893,7 @@ static inline __be32 nla_get_be32(struct nlattr *nla)
* nla_get_u16 - return payload of u16 attribute
* @nla: u16 netlink attribute
*/
-static inline u16 nla_get_u16(struct nlattr *nla)
+static inline u16 nla_get_u16(const struct nlattr *nla)
{
return *(u16 *) nla_data(nla);
}
@@ -902,7 +902,7 @@ static inline u16 nla_get_u16(struct nlattr *nla)
* nla_get_be16 - return payload of __be16 attribute
* @nla: __be16 netlink attribute
*/
-static inline __be16 nla_get_be16(struct nlattr *nla)
+static inline __be16 nla_get_be16(const struct nlattr *nla)
{
return *(__be16 *) nla_data(nla);
}
@@ -911,7 +911,7 @@ static inline __be16 nla_get_be16(struct nlattr *nla)
* nla_get_le16 - return payload of __le16 attribute
* @nla: __le16 netlink attribute
*/
-static inline __le16 nla_get_le16(struct nlattr *nla)
+static inline __le16 nla_get_le16(const struct nlattr *nla)
{
return *(__le16 *) nla_data(nla);
}
@@ -920,7 +920,7 @@ static inline __le16 nla_get_le16(struct nlattr *nla)
* nla_get_u8 - return payload of u8 attribute
* @nla: u8 netlink attribute
*/
-static inline u8 nla_get_u8(struct nlattr *nla)
+static inline u8 nla_get_u8(const struct nlattr *nla)
{
return *(u8 *) nla_data(nla);
}
@@ -929,7 +929,7 @@ static inline u8 nla_get_u8(struct nlattr *nla)
* nla_get_u64 - return payload of u64 attribute
* @nla: u64 netlink attribute
*/
-static inline u64 nla_get_u64(struct nlattr *nla)
+static inline u64 nla_get_u64(const struct nlattr *nla)
{
u64 tmp;
@@ -942,7 +942,7 @@ static inline u64 nla_get_u64(struct nlattr *nla)
* nla_get_flag - return payload of flag attribute
* @nla: flag netlink attribute
*/
-static inline int nla_get_flag(struct nlattr *nla)
+static inline int nla_get_flag(const struct nlattr *nla)
{
return !!nla;
}
@@ -953,7 +953,7 @@ static inline int nla_get_flag(struct nlattr *nla)
*
* Returns the number of milliseconds in jiffies.
*/
-static inline unsigned long nla_get_msecs(struct nlattr *nla)
+static inline unsigned long nla_get_msecs(const struct nlattr *nla)
{
u64 msecs = nla_get_u64(nla);
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index ece1c926b5d..977f482d97a 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -49,6 +49,8 @@ struct netns_ipv4 {
int sysctl_icmp_ratelimit;
int sysctl_icmp_ratemask;
int sysctl_icmp_errors_use_inbound_ifaddr;
+ int sysctl_rt_cache_rebuild_count;
+ int current_rt_cache_rebuild_count;
struct timer_list rt_secret_timer;
atomic_t rt_genid;
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index ed71b110edf..e71b0f7ce88 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -285,9 +285,9 @@ extern int sctp_debug_flag;
if (sctp_debug_flag) { \
if (saddr->sa.sa_family == AF_INET6) { \
printk(KERN_DEBUG \
- lead NIP6_FMT trail, \
+ lead "%pI6" trail, \
leadparm, \
- NIP6(saddr->v6.sin6_addr), \
+ &saddr->v6.sin6_addr, \
otherparms); \
} else { \
printk(KERN_DEBUG \
diff --git a/include/net/sock.h b/include/net/sock.h
index c04f9e18ea2..941ad7c830a 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -229,7 +229,9 @@ struct sock {
} sk_backlog;
wait_queue_head_t *sk_sleep;
struct dst_entry *sk_dst_cache;
+#ifdef CONFIG_XFRM
struct xfrm_policy *sk_policy[2];
+#endif
rwlock_t sk_dst_lock;
atomic_t sk_rmem_alloc;
atomic_t sk_wmem_alloc;
@@ -361,6 +363,27 @@ static __inline__ int sk_del_node_init(struct sock *sk)
return rc;
}
+static __inline__ int __sk_del_node_init_rcu(struct sock *sk)
+{
+ if (sk_hashed(sk)) {
+ hlist_del_init_rcu(&sk->sk_node);
+ return 1;
+ }
+ return 0;
+}
+
+static __inline__ int sk_del_node_init_rcu(struct sock *sk)
+{
+ int rc = __sk_del_node_init_rcu(sk);
+
+ if (rc) {
+ /* paranoid for a while -acme */
+ WARN_ON(atomic_read(&sk->sk_refcnt) == 1);
+ __sock_put(sk);
+ }
+ return rc;
+}
+
static __inline__ void __sk_add_node(struct sock *sk, struct hlist_head *list)
{
hlist_add_head(&sk->sk_node, list);
@@ -372,6 +395,17 @@ static __inline__ void sk_add_node(struct sock *sk, struct hlist_head *list)
__sk_add_node(sk, list);
}
+static __inline__ void __sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
+{
+ hlist_add_head_rcu(&sk->sk_node, list);
+}
+
+static __inline__ void sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
+{
+ sock_hold(sk);
+ __sk_add_node_rcu(sk, list);
+}
+
static __inline__ void __sk_del_bind_node(struct sock *sk)
{
__hlist_del(&sk->sk_bind_node);
@@ -385,6 +419,8 @@ static __inline__ void sk_add_bind_node(struct sock *sk,
#define sk_for_each(__sk, node, list) \
hlist_for_each_entry(__sk, node, list, sk_node)
+#define sk_for_each_rcu_safenext(__sk, node, list, next) \
+ hlist_for_each_entry_rcu_safenext(__sk, node, list, sk_node, next)
#define sk_for_each_from(__sk, node) \
if (__sk && ({ node = &(__sk)->sk_node; 1; })) \
hlist_for_each_entry_from(__sk, node, sk_node)
@@ -587,8 +623,9 @@ struct proto {
int *sysctl_rmem;
int max_header;
- struct kmem_cache *slab;
+ struct kmem_cache *slab;
unsigned int obj_size;
+ int slab_flags;
atomic_t *orphan_count;
@@ -597,7 +634,7 @@ struct proto {
union {
struct inet_hashinfo *hashinfo;
- struct hlist_head *udp_hash;
+ struct udp_table *udp_table;
struct raw_hashinfo *raw_hash;
} h;
diff --git a/include/net/udp.h b/include/net/udp.h
index 1e205095ea6..df2bfe54537 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -50,8 +50,15 @@ struct udp_skb_cb {
};
#define UDP_SKB_CB(__skb) ((struct udp_skb_cb *)((__skb)->cb))
-extern struct hlist_head udp_hash[UDP_HTABLE_SIZE];
-extern rwlock_t udp_hash_lock;
+struct udp_hslot {
+ struct hlist_head head;
+ spinlock_t lock;
+} __attribute__((aligned(2 * sizeof(long))));
+struct udp_table {
+ struct udp_hslot hash[UDP_HTABLE_SIZE];
+};
+extern struct udp_table udp_table;
+extern void udp_table_init(struct udp_table *);
/* Note: this must match 'valbool' in sock_setsockopt */
@@ -110,15 +117,7 @@ static inline void udp_lib_hash(struct sock *sk)
BUG();
}
-static inline void udp_lib_unhash(struct sock *sk)
-{
- write_lock_bh(&udp_hash_lock);
- if (sk_del_node_init(sk)) {
- inet_sk(sk)->num = 0;
- sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
- }
- write_unlock_bh(&udp_hash_lock);
-}
+extern void udp_lib_unhash(struct sock *sk);
static inline void udp_lib_close(struct sock *sk, long timeout)
{
@@ -187,7 +186,7 @@ extern struct sock *udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport,
struct udp_seq_afinfo {
char *name;
sa_family_t family;
- struct hlist_head *hashtable;
+ struct udp_table *udp_table;
struct file_operations seq_fops;
struct seq_operations seq_ops;
};
@@ -196,7 +195,7 @@ struct udp_iter_state {
struct seq_net_private p;
sa_family_t family;
int bucket;
- struct hlist_head *hashtable;
+ struct udp_table *udp_table;
};
#ifdef CONFIG_PROC_FS
diff --git a/include/net/udplite.h b/include/net/udplite.h
index b76b2e377af..afdffe607b2 100644
--- a/include/net/udplite.h
+++ b/include/net/udplite.h
@@ -11,7 +11,7 @@
#define UDPLITE_RECV_CSCOV 11 /* receiver partial coverage (threshold ) */
extern struct proto udplite_prot;
-extern struct hlist_head udplite_hash[UDP_HTABLE_SIZE];
+extern struct udp_table udplite_table;
/*
* Checksum computation is all in software, hence simpler getfrag.
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 11c890ad8eb..f2c5ba28a42 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -882,6 +882,7 @@ struct xfrm_dst
u32 path_cookie;
};
+#ifdef CONFIG_XFRM
static inline void xfrm_dst_destroy(struct xfrm_dst *xdst)
{
dst_release(xdst->route);
@@ -894,6 +895,7 @@ static inline void xfrm_dst_destroy(struct xfrm_dst *xdst)
xdst->partner = NULL;
#endif
}
+#endif
extern void xfrm_dst_ifdown(struct dst_entry *dst, struct net_device *dev);
@@ -1536,9 +1538,11 @@ static inline void xfrm_states_delete(struct xfrm_state **states, int n)
}
#endif
+#ifdef CONFIG_XFRM
static inline struct xfrm_state *xfrm_input_state(struct sk_buff *skb)
{
return skb->sp->xvec[skb->sp->len - 1];
}
+#endif
#endif /* _NET_XFRM_H */
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-23 07:13:28 +0000