net: Use a percpu_counter for orphan_count

[pandora-kernel.git] / net / dccp / dccp.h

diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index 6101ecd..33a1127 100644 (file)
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -49,7 +49,7 @@ extern int dccp_debug;
 
 extern struct inet_hashinfo dccp_hashinfo;
 
-extern atomic_t dccp_orphan_count;
+extern struct percpu_counter dccp_orphan_count;
 
 extern void dccp_time_wait(struct sock *sk, int state, int timeo);
 
@@ -98,6 +98,8 @@ extern int  sysctl_dccp_retries2;
 extern int  sysctl_dccp_feat_sequence_window;
 extern int  sysctl_dccp_feat_rx_ccid;
 extern int  sysctl_dccp_feat_tx_ccid;
+extern int  sysctl_dccp_feat_send_ack_vector;
+extern int  sysctl_dccp_feat_send_ndp_count;
 extern int  sysctl_dccp_tx_qlen;
 extern int  sysctl_dccp_sync_ratelimit;
 
@@ -409,21 +411,23 @@ static inline void dccp_hdr_set_ack(struct dccp_hdr_ack_bits *dhack,
 static inline void dccp_update_gsr(struct sock *sk, u64 seq)
 {
        struct dccp_sock *dp = dccp_sk(sk);
+       const struct dccp_minisock *dmsk = dccp_msk(sk);
 
        dp->dccps_gsr = seq;
-       /* Sequence validity window depends on remote Sequence Window (7.5.1) */
-       dp->dccps_swl = SUB48(ADD48(dp->dccps_gsr, 1), dp->dccps_r_seq_win / 4);
-       dp->dccps_swh = ADD48(dp->dccps_gsr, (3 * dp->dccps_r_seq_win) / 4);
+       dccp_set_seqno(&dp->dccps_swl,
+                      dp->dccps_gsr + 1 - (dmsk->dccpms_sequence_window / 4));
+       dccp_set_seqno(&dp->dccps_swh,
+                      dp->dccps_gsr + (3 * dmsk->dccpms_sequence_window) / 4);
 }
 
 static inline void dccp_update_gss(struct sock *sk, u64 seq)
 {
        struct dccp_sock *dp = dccp_sk(sk);
 
-       dp->dccps_gss = seq;
-       /* Ack validity window depends on local Sequence Window value (7.5.1) */
-       dp->dccps_awl = SUB48(ADD48(dp->dccps_gss, 1), dp->dccps_l_seq_win);
-       dp->dccps_awh = dp->dccps_gss;
+       dp->dccps_awh = dp->dccps_gss = seq;
+       dccp_set_seqno(&dp->dccps_awl,
+                      (dp->dccps_gss -
+                       dccp_msk(sk)->dccpms_sequence_window + 1));
 }
 
 static inline int dccp_ack_pending(const struct sock *sk)
@@ -431,7 +435,7 @@ static inline int dccp_ack_pending(const struct sock *sk)
        const struct dccp_sock *dp = dccp_sk(sk);
        return dp->dccps_timestamp_echo != 0 ||
 #ifdef CONFIG_IP_DCCP_ACKVEC
-              (dp->dccps_hc_rx_ackvec != NULL &&
+              (dccp_msk(sk)->dccpms_send_ack_vector &&
                dccp_ackvec_pending(dp->dccps_hc_rx_ackvec)) ||
 #endif
               inet_csk_ack_scheduled(sk);
@@ -439,9 +443,6 @@ static inline int dccp_ack_pending(const struct sock *sk)
 
 extern int  dccp_feat_finalise_settings(struct dccp_sock *dp);
 extern int  dccp_feat_server_ccid_dependencies(struct dccp_request_sock *dreq);
-extern int  dccp_feat_insert_opts(struct dccp_sock*, struct dccp_request_sock*,
-                                 struct sk_buff *skb);
-extern int  dccp_feat_activate_values(struct sock *sk, struct list_head *fn);
 extern void dccp_feat_list_purge(struct list_head *fn_list);
 
 extern int dccp_insert_options(struct sock *sk, struct sk_buff *skb);