Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

3 files changed, 21 insertions, 6 deletions

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index ab2791b3189d..64f203c45378 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -715,6 +715,7 @@ enum {
 	NET_SCTP_PRSCTP_ENABLE		 = 14,
 	NET_SCTP_SNDBUF_POLICY		 = 15,
 	NET_SCTP_SACK_TIMEOUT		 = 16,
+	NET_SCTP_RCVBUF_POLICY		 = 17,
 };
 
 /* /proc/sys/net/bridge */
diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h
index dc107ffad483..34a1a09e5aef 100644
--- a/include/net/sctp/command.h
+++ b/include/net/sctp/command.h
@@ -120,6 +120,7 @@ typedef union {
 	int error;
 	sctp_state_t state;
 	sctp_event_timeout_t to;
+	unsigned long zero;
 	void *ptr;
 	struct sctp_chunk *chunk;
 	struct sctp_association *asoc;
@@ -148,17 +149,17 @@ static inline sctp_arg_t SCTP_NULL(void)
 }
 static inline sctp_arg_t SCTP_NOFORCE(void)
 {
-	sctp_arg_t retval; retval.i32 = 0; return retval;
+	sctp_arg_t retval = {.zero = 0UL}; retval.i32 = 0; return retval;
 }
 static inline sctp_arg_t SCTP_FORCE(void)
 {
-	sctp_arg_t retval; retval.i32 = 1; return retval;
+	sctp_arg_t retval = {.zero = 0UL}; retval.i32 = 1; return retval;
 }
 
 #define SCTP_ARG_CONSTRUCTOR(name, type, elt) \
 static inline sctp_arg_t	\
 SCTP_## name (type arg)		\
-{ sctp_arg_t retval; retval.elt = arg; return retval; }
+{ sctp_arg_t retval = {.zero = 0UL}; retval.elt = arg; return retval; }
 
 SCTP_ARG_CONSTRUCTOR(I32,	__s32, i32)
 SCTP_ARG_CONSTRUCTOR(U32,	__u32, u32)
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 9c385b6417c7..8e7794ee27ff 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -161,6 +161,13 @@ extern struct sctp_globals {
 	 */
 	int sndbuf_policy;
 
+	/*
+	 * Policy for preforming sctp/socket accounting
+	 * 0   - do socket level accounting, all assocs share sk_rcvbuf
+	 * 1   - do sctp accounting, each asoc may use sk_rcvbuf bytes
+	 */
+	int rcvbuf_policy;
+
 	/* Delayed SACK timeout  200ms default*/
 	int sack_timeout;
 
@@ -218,6 +225,7 @@ extern struct sctp_globals {
 #define sctp_cookie_preserve_enable	(sctp_globals.cookie_preserve_enable)
 #define sctp_max_retrans_association	(sctp_globals.max_retrans_association)
 #define sctp_sndbuf_policy	 	(sctp_globals.sndbuf_policy)
+#define sctp_rcvbuf_policy	 	(sctp_globals.rcvbuf_policy)
 #define sctp_max_retrans_path		(sctp_globals.max_retrans_path)
 #define sctp_max_retrans_init		(sctp_globals.max_retrans_init)
 #define sctp_sack_timeout		(sctp_globals.sack_timeout)
@@ -1222,11 +1230,11 @@ struct sctp_endpoint {
 	int last_key;
 	int key_changed_at;
 
-	/* Default timeouts.  */
-	int timeouts[SCTP_NUM_TIMEOUT_TYPES];
-
 	/* sendbuf acct. policy.	*/
 	__u32 sndbuf_policy;
+
+	/* rcvbuf acct. policy.	*/
+	__u32 rcvbuf_policy;
 };
 
 /* Recover the outter endpoint structure. */
@@ -1553,6 +1561,11 @@ struct sctp_association {
 	 */
 	int sndbuf_used;
 
+	/* This is the amount of memory that this association has allocated
+	 * in the receive path at any given time.
+	 */
+	atomic_t rmem_alloc;
+
 	/* This is the wait queue head for send requests waiting on
 	 * the association sndbuf space.
 	 */