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

* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (32 commits)
  [NETPOLL]: Fix local_bh_enable() warning.
  [IPVS]: Make ip_vs_sync.c <= 80col wide.
  [IPVS]: Use msleep_interruptable() instead of ssleep() aka msleep()
  [HAMRADIO]: Fix baycom_epp.c compile failure.
  [DCCP]: Whitespace cleanups
  [DCCP] ccid3: Fixup some type conversions related to rtts
  [DCCP] ccid3: BUG-FIX - conversion errors
  [DCCP] ccid3: Reorder packet history source file
  [DCCP] ccid3: Reorder packet history header file
  [DCCP] ccid3: Make debug output consistent
  [DCCP] ccid3: Perform history operations only after packet has been sent
  [DCCP] ccid3: TX history - remove unused field
  [DCCP] ccid3: Shift window counter computation
  [DCCP] ccid3: Sanity-check RTT samples
  [DCCP] ccid3: Initialise RTT values
  [DCCP] ccid: Deprecate ccid_hc_tx_insert_options
  [DCCP]: Warn when discarding packet due to internal errors
  [DCCP]: Only deliver to the CCID rx side in charge
  [DCCP]: Simplify TFRC calculation
  [DCCP]: Debug timeval operations
  ...

2 files changed, 19 insertions, 15 deletions

diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index ed6cc8962d87..1cb054bd93f2 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -176,20 +176,20 @@ enum {
 };
 
 /* DCCP features (RFC 4340 section 6.4) */
- enum {
-        DCCPF_RESERVED = 0,
-        DCCPF_CCID = 1,
+enum {
+        DCCPF_RESERVED = 0,
+        DCCPF_CCID = 1,
         DCCPF_SHORT_SEQNOS = 2,         /* XXX: not yet implemented */
-        DCCPF_SEQUENCE_WINDOW = 3,
+        DCCPF_SEQUENCE_WINDOW = 3,
         DCCPF_ECN_INCAPABLE = 4,        /* XXX: not yet implemented */
-        DCCPF_ACK_RATIO = 5,
-        DCCPF_SEND_ACK_VECTOR = 6,
-        DCCPF_SEND_NDP_COUNT = 7,
+        DCCPF_ACK_RATIO = 5,
+        DCCPF_SEND_ACK_VECTOR = 6,
+        DCCPF_SEND_NDP_COUNT = 7,
         DCCPF_MIN_CSUM_COVER = 8,
         DCCPF_DATA_CHECKSUM = 9,        /* XXX: not yet implemented */
-        /* 10-127 reserved */
-        DCCPF_MIN_CCID_SPECIFIC = 128,
-        DCCPF_MAX_CCID_SPECIFIC = 255,
+        /* 10-127 reserved */
+        DCCPF_MIN_CCID_SPECIFIC = 128,
+        DCCPF_MAX_CCID_SPECIFIC = 255,
 };
 
 /* this structure is argument to DCCP_SOCKOPT_CHANGE_X */
@@ -427,7 +427,7 @@ struct dccp_service_list {
 };
 
 #define DCCP_SERVICE_INVALID_VALUE htonl((__u32)-1)
-#define DCCP_SERVICE_CODE_IS_ABSENT              0
+#define DCCP_SERVICE_CODE_IS_ABSENT             0
 
 static inline int dccp_list_has_service(const struct dccp_service_list *sl,
                                         const __be32 service)
@@ -436,7 +436,7 @@ static inline int dccp_list_has_service(const struct dccp_service_list *sl,
                 u32 i = sl->dccpsl_nr;
                 while (i--)
                         if (sl->dccpsl_list[i] == service)
-                                return 1; 
+                                return 1;
         }
         return 0;
 }
@@ -511,7 +511,7 @@ struct dccp_sock {
         __u8                            dccps_hc_tx_insert_options:1;
         struct timer_list               dccps_xmit_timer;
 };
- 
+
 static inline struct dccp_sock *dccp_sk(const struct sock *sk)
 {
         return (struct dccp_sock *)sk;
diff --git a/include/linux/tfrc.h b/include/linux/tfrc.h
index 31a9b25276fe..8a8462b4a4dd 100644
--- a/include/linux/tfrc.h
+++ b/include/linux/tfrc.h
@@ -37,10 +37,14 @@ struct tfrc_rx_info {
  *      @tfrctx_p:      current loss event rate (5.4)
  *      @tfrctx_rto:    estimate of RTO, equals 4*RTT (4.3)
  *      @tfrctx_ipi:    inter-packet interval (4.6)
+ *
+ *  Note: X and X_recv are both maintained in units of 64 * bytes/second. This
+ *        enables a finer resolution of sending rates and avoids problems with
+ *        integer arithmetic; u32 is not sufficient as scaling consumes 6 bits.
  */
 struct tfrc_tx_info {
-        __u32 tfrctx_x;
-        __u32 tfrctx_x_recv;
+        __u64 tfrctx_x;
+        __u64 tfrctx_x_recv;
         __u32 tfrctx_x_calc;
         __u32 tfrctx_rtt;
         __u32 tfrctx_p;