diff options
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 0e56ac5729ef..a23a84e93e80 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -20,7 +20,6 @@ #include <linux/bitmap.h> #include <linux/rcupdate.h> #include <linux/export.h> -#include <linux/time.h> #include <net/net_namespace.h> #include <net/ieee80211_radiotap.h> #include <net/cfg80211.h> @@ -1787,23 +1786,6 @@ fail: return NETDEV_TX_OK; /* meaning, we dealt with the skb */ } -/* - * Measure Tx frame arrival time for Tx latency statistics calculation - * A single Tx frame latency should be measured from when it is entering the - * Kernel until we receive Tx complete confirmation indication and the skb is - * freed. - */ -static void ieee80211_tx_latency_start_msrmnt(struct ieee80211_local *local, - struct sk_buff *skb) -{ - struct ieee80211_tx_latency_bin_ranges *tx_latency; - - tx_latency = rcu_dereference(local->tx_latency); - if (!tx_latency) - return; - skb->tstamp = ktime_get(); -} - /** * ieee80211_build_hdr - build 802.11 header in the given frame * @sdata: virtual interface to build the header for @@ -2259,7 +2241,6 @@ void __ieee80211_subif_start_xmit(struct sk_buff *skb, u32 info_flags) { struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - struct ieee80211_local *local = sdata->local; if (unlikely(skb->len < ETH_HLEN)) { kfree_skb(skb); @@ -2268,9 +2249,6 @@ void __ieee80211_subif_start_xmit(struct sk_buff *skb, rcu_read_lock(); - /* Measure frame arrival for Tx latency statistics calculation */ - ieee80211_tx_latency_start_msrmnt(local, skb); - skb = ieee80211_build_hdr(sdata, skb, info_flags); if (IS_ERR(skb)) goto out; |