Converting time from one format to another seems to give coders a warm
and fuzzy feeling.

Use the proper interfaces.

Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Cc: Johannes Berg <johan...@sipsolutions.net>
Cc: "John W. Linville" <linvi...@tuxdriver.com>
Cc: linux-wirel...@vger.kernel.org
---
 net/mac80211/status.c |    7 ++-----
 net/mac80211/tx.c     |    5 +----
 2 files changed, 3 insertions(+), 9 deletions(-)

Index: linux/net/mac80211/status.c
===================================================================
--- linux.orig/net/mac80211/status.c
+++ linux/net/mac80211/status.c
@@ -473,8 +473,6 @@ static void ieee80211_tx_latency_end_msr
                                            struct sta_info *sta,
                                            struct ieee80211_hdr *hdr)
 {
-       ktime_t skb_dprt;
-       struct timespec dprt_time;
        u32 msrmnt;
        u16 tid;
        u8 *qc;
@@ -506,9 +504,8 @@ static void ieee80211_tx_latency_end_msr
 
        tx_lat = &sta->tx_lat[tid];
 
-       ktime_get_ts(&dprt_time); /* time stamp completion time */
-       skb_dprt = ktime_set(dprt_time.tv_sec, dprt_time.tv_nsec);
-       msrmnt = ktime_to_ms(ktime_sub(skb_dprt, skb_arv));
+       /* Calculate the latency */
+       msrmnt = ktime_to_ms(net_timedelta(skb_arv));
 
        if (tx_lat->max < msrmnt) /* update stats */
                tx_lat->max = msrmnt;
Index: linux/net/mac80211/tx.c
===================================================================
--- linux.orig/net/mac80211/tx.c
+++ linux/net/mac80211/tx.c
@@ -1767,15 +1767,12 @@ fail:
 static void ieee80211_tx_latency_start_msrmnt(struct ieee80211_local *local,
                                              struct sk_buff *skb)
 {
-       struct timespec skb_arv;
        struct ieee80211_tx_latency_bin_ranges *tx_latency;
 
        tx_latency = rcu_dereference(local->tx_latency);
        if (!tx_latency)
                return;
-
-       ktime_get_ts(&skb_arv);
-       skb->tstamp = ktime_set(skb_arv.tv_sec, skb_arv.tv_nsec);
+       __net_timestamp(skb);
 }
 
 /**


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to