diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-10-16 21:06:30 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-10-16 21:06:30 +0000 |
commit | 923a5cc674fe86bc4ef870fca5fba752d13d8592 (patch) | |
tree | 1bb26fda41fcd00e742ab310448f60a4c8c4bbd8 /package/madwifi/patches-testing/309-performance.patch | |
parent | f385abf518de49b2db10d2d1c756deff3f65eec2 (diff) |
remove madwifi-testing (it confuses users) - it doesn't work, never has, and i'm not going to finish it.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12992 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/madwifi/patches-testing/309-performance.patch')
-rw-r--r-- | package/madwifi/patches-testing/309-performance.patch | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/package/madwifi/patches-testing/309-performance.patch b/package/madwifi/patches-testing/309-performance.patch deleted file mode 100644 index ec2208525..000000000 --- a/package/madwifi/patches-testing/309-performance.patch +++ /dev/null @@ -1,215 +0,0 @@ ---- a/ath/if_ath.c -+++ b/ath/if_ath.c -@@ -3334,7 +3334,6 @@ - struct ath_softc *sc = dev->priv; - struct ieee80211_node *ni = NULL; - struct ath_buf *bf = NULL; -- struct ether_header *eh; - ath_bufhead bf_head; - struct ath_buf *tbf; - struct sk_buff *tskb; -@@ -3349,6 +3348,7 @@ - */ - int requeue = 0; - #ifdef ATH_SUPERG_FF -+ struct ether_header *eh; - unsigned int pktlen; - struct ieee80211com *ic = &sc->sc_ic; - struct ath_txq *txq = NULL; ---- a/net80211/ieee80211_output.c -+++ b/net80211/ieee80211_output.c -@@ -280,7 +280,7 @@ - * 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 -@@ -561,7 +561,7 @@ - struct ieee80211_key *key, struct sk_buff *skb, int ismulticast) - { - /* XXX pre-calculate per node? */ -- int need_headroom = LLC_SNAPFRAMELEN + hdrsize + IEEE80211_ADDR_LEN; -+ int need_headroom = LLC_SNAPFRAMELEN + hdrsize; - int need_tailroom = 0; - #ifdef ATH_SUPERG_FF - int isff = ATH_FF_MAGIC_PRESENT(skb); -@@ -603,109 +603,56 @@ - need_tailroom += cip->ic_miclen; - } - -- if (skb_shared(skb)) { -- /* Take our own reference to the node in the clone */ -- ieee80211_ref_node(SKB_NI(skb)); -- /* Unshare the node, decrementing users in the old skb */ -- skb = skb_unshare(skb, GFP_ATOMIC); -+ need_headroom -= skb_headroom(skb); -+ if (isff) -+ need_tailroom -= skb_tailroom(skb2); -+ else -+ need_tailroom -= skb_tailroom(skb); -+ -+ if (need_headroom < 0) -+ need_headroom = 0; -+ if (need_tailroom < 0) -+ need_tailroom = 0; -+ -+ if (skb_cloned(skb) || (need_headroom > 0) || -+ (!isff && (need_tailroom > 0))) { -+ -+ if (pskb_expand_head(skb, need_headroom, need_tailroom, GFP_ATOMIC)) { -+ IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -+ "%s: cannot expand storage (tail)\n", __func__); -+ goto error; -+ } - } - - #ifdef ATH_SUPERG_FF - if (isff) { -- if (skb == NULL) { -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot unshare for encapsulation\n", -- __func__); -- vap->iv_stats.is_tx_nobuf++; -- ieee80211_dev_kfree_skb(&skb2); -- -- return NULL; -- } -+ inter_headroom -= skb_headroom(skb2); -+ if (inter_headroom < 0) -+ inter_headroom = 0; -+ if ((skb_cloned(skb2) || -+ (inter_headroom > 0) || (need_tailroom > 0))) { - -- /* first skb header */ -- if (skb_headroom(skb) < need_headroom) { -- struct sk_buff *tmp = skb; -- skb = skb_realloc_headroom(skb, need_headroom); -- if (skb == NULL) { -+ if (pskb_expand_head(skb2, inter_headroom, -+ need_tailroom, GFP_ATOMIC)) { - IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot expand storage (head1)\n", -- __func__); -- vap->iv_stats.is_tx_nobuf++; -- ieee80211_dev_kfree_skb(&skb2); -- return NULL; -- } else -- ieee80211_skb_copy_noderef(tmp, skb); -- ieee80211_dev_kfree_skb(&tmp); -- /* NB: cb[] area was copied, but not next ptr. must do that -- * prior to return on success. */ -- } -- -- /* second skb with header and tail adjustments possible */ -- if (skb_tailroom(skb2) < need_tailroom) { -- int n = 0; -- if (inter_headroom > skb_headroom(skb2)) -- n = inter_headroom - skb_headroom(skb2); -- if (pskb_expand_head(skb2, n, -- need_tailroom - skb_tailroom(skb2), GFP_ATOMIC)) { -- ieee80211_dev_kfree_skb(&skb2); -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot expand storage (tail2)\n", -- __func__); -- vap->iv_stats.is_tx_nobuf++; -- /* this shouldn't happen, but don't send first ff either */ -- ieee80211_dev_kfree_skb(&skb); -+ "%s: cannot expand storage (tail)\n", __func__); -+ goto error; - } -- } else if (skb_headroom(skb2) < inter_headroom) { -- struct sk_buff *tmp = skb2; -- -- skb2 = skb_realloc_headroom(skb2, inter_headroom); -- if (skb2 == NULL) { -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot expand storage (head2)\n", -- __func__); -- vap->iv_stats.is_tx_nobuf++; -- /* this shouldn't happen, but don't send first ff either */ -- ieee80211_dev_kfree_skb(&skb); -- skb = NULL; -- } else -- ieee80211_skb_copy_noderef(tmp, skb); -- ieee80211_dev_kfree_skb(&tmp); - } -- if (skb) { -- skb->next = skb2; -- } -- return skb; -+ skb->next = skb2; - } - #endif /* ATH_SUPERG_FF */ -- if (skb == NULL) { -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot unshare for encapsulation\n", __func__); -- vap->iv_stats.is_tx_nobuf++; -- } else if (skb_tailroom(skb) < need_tailroom) { -- int n = 0; -- if (need_headroom > skb_headroom(skb)) -- n = need_headroom - skb_headroom(skb); -- if (pskb_expand_head(skb, n, need_tailroom - -- skb_tailroom(skb), GFP_ATOMIC)) { -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot expand storage (tail)\n", __func__); -- vap->iv_stats.is_tx_nobuf++; -- ieee80211_dev_kfree_skb(&skb); -- } -- } else if (skb_headroom(skb) < need_headroom) { -- struct sk_buff *tmp = skb; -- skb = skb_realloc_headroom(skb, need_headroom); -- /* Increment reference count after copy */ -- if (skb == NULL) { -- IEEE80211_DPRINTF(vap, IEEE80211_MSG_OUTPUT, -- "%s: cannot expand storage (head)\n", __func__); -- vap->iv_stats.is_tx_nobuf++; -- } else -- ieee80211_skb_copy_noderef(tmp, skb); -- ieee80211_dev_kfree_skb(&tmp); -- } - - return skb; -+ -+error: -+ vap->iv_stats.is_tx_nobuf++; -+ ieee80211_dev_kfree_skb(&skb); -+#ifdef ATH_SUPERG_FF -+ if (skb2) -+ ieee80211_dev_kfree_skb(&skb2); -+#endif -+ return NULL; - } - - #define KEY_UNDEFINED(k) ((k).wk_cipher == &ieee80211_cipher_none) ---- a/net80211/ieee80211_input.c -+++ b/net80211/ieee80211_input.c -@@ -713,7 +713,7 @@ - /* 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); -@@ -1118,7 +1118,7 @@ - - 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_NI(skb1) = ieee80211_ref_node(vap->iv_bss); - } -@@ -2265,7 +2265,7 @@ - if (filter_type && ((vap->app_filter & filter_type) == filter_type)) { - struct sk_buff *skb1; - -- skb1 = skb_copy(skb, GFP_ATOMIC); -+ skb1 = skb_clone(skb, GFP_ATOMIC); - if (skb1 == NULL) - return; - /* We duplicate the reference after skb_copy */ |