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more performance for madwifi :)

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SVN-Revision: 10855
This commit is contained in:
Felix Fietkau 2008-04-17 16:37:36 +00:00
parent cc5b1fb131
commit 1147d2137e
1 changed files with 56 additions and 4 deletions
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60
package/madwifi/patches/350-performance.patch
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@ -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);
}