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Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index dd6bb2a54d45..817bf22dad5a 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2148,9 +2148,8 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
/* deliver to local stack */
skb->protocol = eth_type_trans(skb, dev);
memset(skb->cb, 0, sizeof(skb->cb));
- if (!(rx->flags & IEEE80211_RX_REORDER_TIMER) &&
- rx->local->napi)
- napi_gro_receive(rx->local->napi, skb);
+ if (rx->napi)
+ napi_gro_receive(rx->napi, skb);
else
netif_receive_skb(skb);
}
@@ -3256,7 +3255,7 @@ void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid)
/* This is OK -- must be QoS data frame */
.security_idx = tid,
.seqno_idx = tid,
- .flags = IEEE80211_RX_REORDER_TIMER,
+ .napi = NULL, /* must be NULL to not have races */
};
struct tid_ampdu_rx *tid_agg_rx;
@@ -3433,7 +3432,8 @@ static bool ieee80211_prepare_and_rx_handle(struct ieee80211_rx_data *rx,
* be called with rcu_read_lock protection.
*/
static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
- struct sk_buff *skb)
+ struct sk_buff *skb,
+ struct napi_struct *napi)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
@@ -3449,6 +3449,7 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
memset(&rx, 0, sizeof(rx));
rx.skb = skb;
rx.local = local;
+ rx.napi = napi;
if (ieee80211_is_data(fc) || ieee80211_is_mgmt(fc))
I802_DEBUG_INC(local->dot11ReceivedFragmentCount);
@@ -3550,7 +3551,8 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
* This is the receive path handler. It is called by a low level driver when an
* 802.11 MPDU is received from the hardware.
*/
-void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
+void ieee80211_rx_napi(struct ieee80211_hw *hw, struct sk_buff *skb,
+ struct napi_struct *napi)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_rate *rate = NULL;
@@ -3649,7 +3651,7 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
ieee80211_tpt_led_trig_rx(local,
((struct ieee80211_hdr *)skb->data)->frame_control,
skb->len);
- __ieee80211_rx_handle_packet(hw, skb);
+ __ieee80211_rx_handle_packet(hw, skb, napi);
rcu_read_unlock();
@@ -3657,7 +3659,7 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
drop:
kfree_skb(skb);
}
-EXPORT_SYMBOL(ieee80211_rx);
+EXPORT_SYMBOL(ieee80211_rx_napi);
/* This is a version of the rx handler that can be called from hard irq
* context. Post the skb on the queue and schedule the tasklet */