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-rw-r--r--package/madwifi/patches/350-performance.patch60
1 files changed, 56 insertions, 4 deletions
diff --git a/package/madwifi/patches/350-performance.patch b/package/madwifi/patches/350-performance.patch
index e88c084dbf..0297e0cdfb 100644
--- a/package/madwifi/patches/350-performance.patch
+++ b/package/madwifi/patches/350-performance.patch
@@ -1,7 +1,7 @@
Index: madwifi-trunk-r3314/ath/if_ath.c
===================================================================
---- madwifi-trunk-r3314.orig/ath/if_ath.c 2008-04-17 02:56:31.000000000 +0200
-+++ madwifi-trunk-r3314/ath/if_ath.c 2008-04-17 03:20:28.000000000 +0200
+--- madwifi-trunk-r3314.orig/ath/if_ath.c 2008-04-17 18:17:28.000000000 +0200
++++ madwifi-trunk-r3314/ath/if_ath.c 2008-04-17 18:17:28.000000000 +0200
@@ -3237,7 +3237,6 @@
struct ath_softc *sc = dev->priv;
struct ieee80211_node *ni = NULL;
@@ -48,8 +48,17 @@ Index: madwifi-trunk-r3314/ath/if_ath.c
ATH_TXQ_LOCK_IRQ(txq);
Index: madwifi-trunk-r3314/net80211/ieee80211_output.c
===================================================================
---- madwifi-trunk-r3314.orig/net80211/ieee80211_output.c 2008-04-17 02:56:30.000000000 +0200
-+++ madwifi-trunk-r3314/net80211/ieee80211_output.c 2008-04-17 04:29:06.000000000 +0200
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_output.c 2008-04-17 18:17:27.000000000 +0200
++++ madwifi-trunk-r3314/net80211/ieee80211_output.c 2008-04-17 18:18:04.000000000 +0200
+@@ -283,7 +283,7 @@
+ * normal vap. */
+ if (vap->iv_xrvap && (ni == vap->iv_bss) &&
+ vap->iv_xrvap->iv_sta_assoc) {
+- struct sk_buff *skb1 = skb_copy(skb, GFP_ATOMIC);
++ struct sk_buff *skb1 = skb_clone(skb, GFP_ATOMIC);
+ if (skb1) {
+ memset(SKB_CB(skb1), 0, sizeof(struct ieee80211_cb));
+ #ifdef IEEE80211_DEBUG_REFCNT
@@ -615,100 +615,45 @@
skb = skb_unshare(skb, GFP_ATOMIC);
}
@@ -176,3 +185,46 @@ Index: madwifi-trunk-r3314/net80211/ieee80211_output.c
return skb;
}
+Index: madwifi-trunk-r3314/net80211/ieee80211_input.c
+===================================================================
+--- madwifi-trunk-r3314.orig/net80211/ieee80211_input.c 2008-04-17 18:17:28.000000000 +0200
++++ madwifi-trunk-r3314/net80211/ieee80211_input.c 2008-04-17 18:25:48.000000000 +0200
+@@ -244,20 +244,6 @@
+ vap->iv_stats.is_rx_tooshort++;
+ goto out;
+ }
+- /* Clone the SKB... we assume somewhere in this driver that we 'own'
+- * the skbuff passed into hard start and we do a lot of messing with it
+- * but bridges under some cases will not clone for the first pass of skb
+- * to a bridge port, but will then clone for subsequent ones. This is
+- * odd behavior but it means that if we have trashed the skb we are given
+- * then other ports get clones of the residual garbage.
+- */
+- if ((skb2 = skb_copy(skb, GFP_ATOMIC)) == NULL) {
+- vap->iv_devstats.tx_dropped++;
+- goto out;
+- }
+- ieee80211_skb_copy_noderef(skb, skb2);
+- ieee80211_dev_kfree_skb(&skb);
+- skb = skb2;
+
+ /*
+ * Bit of a cheat here, we use a pointer for a 3-address
+@@ -738,7 +724,7 @@
+ /* ether_type must be length as FF frames are always LLC/SNAP encap'd */
+ frame_len = ntohs(eh_tmp->ether_type);
+
+- skb1 = skb_copy(skb, GFP_ATOMIC);
++ skb1 = skb_clone(skb, GFP_ATOMIC);
+ if (skb1 == NULL)
+ goto err;
+ ieee80211_skb_copy_noderef(skb, skb1);
+@@ -1137,7 +1123,7 @@
+
+ if (ETHER_IS_MULTICAST(eh->ether_dhost) && !netif_queue_stopped(dev)) {
+ /* Create a SKB for the BSS to send out. */
+- skb1 = skb_copy(skb, GFP_ATOMIC);
++ skb1 = skb_clone(skb, GFP_ATOMIC);
+ if (skb1)
+ SKB_CB(skb1)->ni = ieee80211_ref_node(vap->iv_bss);
+ }