X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=include%2Fnet%2Finet_sock.h;h=caaff5f5f39f503a750ad16ea942fd12adb761ed;hb=8a0599dd2471f2a2e409498c08a0ab339057ad06;hp=7a37369f8ea3fed962a7eed9a07ae39bf75a1114;hpb=020abf03cd659388f94cb328e1e1df0656e0d7ff;p=cascardo%2Flinux.git

diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index 7a37369f8ea3..caaff5f5f39f 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -57,7 +57,15 @@ struct ip_options {
 	unsigned char	__data[0];
 };
 
-#define optlength(opt) (sizeof(struct ip_options) + opt->optlen)
+struct ip_options_rcu {
+	struct rcu_head rcu;
+	struct ip_options opt;
+};
+
+struct ip_options_data {
+	struct ip_options_rcu	opt;
+	char			data[40];
+};
 
 struct inet_request_sock {
 	struct request_sock	req;
@@ -78,7 +86,7 @@ struct inet_request_sock {
 				acked	   : 1,
 				no_srccheck: 1;
 	kmemcheck_bitfield_end(flags);
-	struct ip_options	*opt;
+	struct ip_options_rcu	*opt;
 };
 
 static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk)
@@ -88,17 +96,21 @@ static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk)
 
 struct inet_cork {
 	unsigned int		flags;
-	unsigned int		fragsize;
+	__be32			addr;
 	struct ip_options	*opt;
+	unsigned int		fragsize;
 	struct dst_entry	*dst;
 	int			length; /* Total length of all frames */
-	__be32			addr;
-	struct flowi		fl;
 	struct page		*page;
 	u32			off;
 	u8			tx_flags;
 };
 
+struct inet_cork_full {
+	struct inet_cork	base;
+	struct flowi		fl;
+};
+
 struct ip_mc_socklist;
 struct ipv6_pinfo;
 struct rtable;
@@ -140,7 +152,7 @@ struct inet_sock {
 	__be16			inet_sport;
 	__u16			inet_id;
 
-	struct ip_options	*opt;
+	struct ip_options_rcu __rcu	*inet_opt;
 	__u8			tos;
 	__u8			min_ttl;
 	__u8			mc_ttl;
@@ -156,7 +168,7 @@ struct inet_sock {
 	int			mc_index;
 	__be32			mc_addr;
 	struct ip_mc_socklist __rcu	*mc_list;
-	struct inet_cork	cork;
+	struct inet_cork_full	cork;
 };
 
 #define IPCORK_OPT	1	/* ip-options has been held in ipcork.opt */