diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2015-03-27 14:54:46 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2015-03-27 14:54:46 +0000 |
| commit | 7cc4cbb4d3bb57a18462338fa410740dd074da08 (patch) | |
| tree | c79fa856897d6105dda0df72e14398ed063c15f3 /package/kernel/mac80211 | |
| parent | 8905eb39b6ab2db1558103829e578fd7f4b76db0 (diff) | |
| download | upstream-7cc4cbb4d3bb57a18462338fa410740dd074da08.tar.gz upstream-7cc4cbb4d3bb57a18462338fa410740dd074da08.tar.bz2 upstream-7cc4cbb4d3bb57a18462338fa410740dd074da08.zip | |
mac80211: rework memory allocation for software queueing patch
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 45061
Diffstat (limited to 'package/kernel/mac80211')
| -rw-r--r-- | package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch | 62 |
1 files changed, 40 insertions, 22 deletions
diff --git a/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch b/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch index 5febbf08d1..ee62c2f5ba 100644 --- a/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch +++ b/package/kernel/mac80211/patches/300-mac80211-add-an-intermediate-software-queue-implemen.patch @@ -259,7 +259,45 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org> if (local->open_count == 0) ieee80211_clear_tx_pending(local); -@@ -1773,6 +1780,15 @@ int ieee80211_if_add(struct ieee80211_lo +@@ -1674,6 +1681,7 @@ int ieee80211_if_add(struct ieee80211_lo + { + struct net_device *ndev = NULL; + struct ieee80211_sub_if_data *sdata = NULL; ++ struct txq_info *txqi; + int ret, i; + int txqs = 1; + +@@ -1693,10 +1701,18 @@ int ieee80211_if_add(struct ieee80211_lo + ieee80211_assign_perm_addr(local, wdev->address, type); + memcpy(sdata->vif.addr, wdev->address, ETH_ALEN); + } else { ++ int size = ALIGN(sizeof(*sdata) + local->hw.vif_data_size, ++ sizeof(void *)); ++ int txq_size = 0; ++ ++ if (local->ops->wake_tx_queue) ++ txq_size += sizeof(struct txq_info) + ++ local->hw.txq_data_size; ++ + if (local->hw.queues >= IEEE80211_NUM_ACS) + txqs = IEEE80211_NUM_ACS; + +- ndev = alloc_netdev_mqs(sizeof(*sdata) + local->hw.vif_data_size, ++ ndev = alloc_netdev_mqs(size + txq_size, + name, NET_NAME_UNKNOWN, + ieee80211_if_setup, txqs, 1); + if (!ndev) +@@ -1731,6 +1747,9 @@ int ieee80211_if_add(struct ieee80211_lo + memcpy(sdata->vif.addr, ndev->dev_addr, ETH_ALEN); + memcpy(sdata->name, ndev->name, IFNAMSIZ); + ++ txqi = netdev_priv(ndev) + size; ++ ieee80211_init_tx_queue(sdata, NULL, txqi, 0); ++ + sdata->dev = ndev; + } + +@@ -1773,6 +1792,15 @@ int ieee80211_if_add(struct ieee80211_lo ieee80211_setup_sdata(sdata, type); if (ndev) { @@ -275,7 +313,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org> if (params) { ndev->ieee80211_ptr->use_4addr = params->use_4addr; if (type == NL80211_IFTYPE_STATION) -@@ -1785,6 +1801,7 @@ int ieee80211_if_add(struct ieee80211_lo +@@ -1785,6 +1813,7 @@ int ieee80211_if_add(struct ieee80211_lo ret = register_netdevice(ndev); if (ret) { @@ -283,26 +321,6 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org> free_netdev(ndev); return ret; } -@@ -1810,6 +1827,9 @@ void ieee80211_if_remove(struct ieee8021 - - synchronize_rcu(); - -+ if (sdata->vif.txq) -+ kfree(to_txq_info(sdata->vif.txq)); -+ - if (sdata->dev) { - unregister_netdevice(sdata->dev); - } else { -@@ -1851,6 +1871,9 @@ void ieee80211_remove_interfaces(struct - list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) { - list_del(&sdata->list); - -+ if (sdata->vif.txq) -+ kfree(to_txq_info(sdata->vif.txq)); -+ - if (sdata->dev) - unregister_netdevice_queue(sdata->dev, &unreg_list); - else --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -1019,6 +1019,9 @@ int ieee80211_register_hw(struct ieee802 |