net-timestamp: SCHED timestamp on entering packet scheduler

[cascardo/linux.git] / include / linux / skbuff.h

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 0e35b3a..50e1e9b 100644 (file)
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -229,7 +229,7 @@ enum {
        /* generate hardware time stamp */
        SKBTX_HW_TSTAMP = 1 << 0,
 
-       /* generate software time stamp */
+       /* generate software time stamp when queueing packet to NIC */
        SKBTX_SW_TSTAMP = 1 << 1,
 
        /* device driver is going to provide hardware time stamp */
@@ -247,9 +247,12 @@ enum {
         * all frags to avoid possible bad checksum
         */
        SKBTX_SHARED_FRAG = 1 << 5,
+
+       /* generate software time stamp when entering packet scheduling */
+       SKBTX_SCHED_TSTAMP = 1 << 6,
 };
 
-#define SKBTX_ANY_SW_TSTAMP    SKBTX_SW_TSTAMP
+#define SKBTX_ANY_SW_TSTAMP    (SKBTX_SW_TSTAMP | SKBTX_SCHED_TSTAMP)
 #define SKBTX_ANY_TSTAMP       (SKBTX_HW_TSTAMP | SKBTX_ANY_SW_TSTAMP)
 
 /*
@@ -2695,6 +2698,10 @@ static inline bool skb_defer_rx_timestamp(struct sk_buff *skb)
 void skb_complete_tx_timestamp(struct sk_buff *skb,
                               struct skb_shared_hwtstamps *hwtstamps);
 
+void __skb_tstamp_tx(struct sk_buff *orig_skb,
+                    struct skb_shared_hwtstamps *hwtstamps,
+                    struct sock *sk, int tstype);
+
 /**
  * skb_tstamp_tx - queue clone of skb with send time stamps
  * @orig_skb:  the original outgoing packet