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netdev: Do not use TX lock to protect address lists.

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Now that we have a specific lock to protect the network
device unicast and multicast lists, remove extraneous
grabs of the TX lock in cases where the code only needs
address list protection.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2008-07-15 00:15:08 -07:00
parent e308a5d806
commit b9e4085768
9 changed files with 42 additions and 90 deletions
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6
net/mac80211/mlme.c
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@ -4064,16 +4064,14 @@ static int ieee80211_sta_start_scan(struct net_device *dev,
local->scan_band = IEEE80211_BAND_2GHZ;
local->scan_dev = dev;
netif_tx_lock_bh(local->mdev);
netif_addr_lock(local->mdev);
netif_addr_lock_bh(local->mdev);
local->filter_flags |= FIF_BCN_PRBRESP_PROMISC;
local->ops->configure_filter(local_to_hw(local),
FIF_BCN_PRBRESP_PROMISC,
&local->filter_flags,
local->mdev->mc_count,
local->mdev->mc_list);
netif_addr_unlock(local->mdev);
netif_tx_unlock_bh(local->mdev);
netif_addr_unlock_bh(local->mdev);
/* TODO: start scan as soon as all nullfunc frames are ACKed */
queue_delayed_work(local->hw.workqueue, &local->scan_work,