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net: Mac80211: Remove silly timespec dance

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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 <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: John W. Linville <linville@tuxdriver.com>
[fix compile error]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Thomas Gleixner 2014-06-11 23:59:18 +00:00 • committed by Johannes Berg
parent 3283e286b8
commit 8d7b70fb7b
2 changed files with 3 additions and 9 deletions
net/mac80211
status.ctx.c

7
net/mac80211/status.c
View file

@ -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;

5
net/mac80211/tx.c
View file

@ -1770,15 +1770,12 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
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();
}
/**