From 8d7b70fb7bf8963634052f455db86074d48bab2c Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Wed, 11 Jun 2014 23:59:18 +0000 Subject: [PATCH] net: Mac80211: Remove silly timespec dance 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 Cc: John Stultz Cc: Peter Zijlstra Cc: John W. Linville [fix compile error] Signed-off-by: Johannes Berg --- net/mac80211/status.c | 7 ++----- net/mac80211/tx.c | 5 +---- 2 files changed, 3 insertions(+), 9 deletions(-) diff --git a/net/mac80211/status.c b/net/mac80211/status.c index ba29ebc86141..aa06dcad336e 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -473,8 +473,6 @@ static void ieee80211_tx_latency_end_msrmnt(struct ieee80211_local *local, 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_msrmnt(struct ieee80211_local *local, 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(ktime_sub(ktime_get(), skb_arv)); if (tx_lat->max < msrmnt) /* update stats */ tx_lat->max = msrmnt; diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index d741b7369dc4..9b3d94e7c4be 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1770,15 +1770,12 @@ 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); + skb->tstamp = ktime_get(); } /** -- 2.20.1