diff options
| author | Grant Likely <grant.likely@secretlab.ca> | 2011-02-04 11:46:43 -0700 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-02-04 11:46:43 -0700 |
| commit | c64eae9a73a847c1698f913c893aa4012d2a30b0 (patch) | |
| tree | 732684b9ffe9dfd6e9a11b1f006eaaefeb0e945b /net/mac80211/main.c | |
| parent | c9e358dfc4a8cb2227172ef77908c2e0ee17bcb9 (diff) | |
| parent | ebf53826e105f488f4f628703a108e98940d1dc5 (diff) | |
Merge commit 'v2.6.38-rc3' into devicetree/next
Diffstat (limited to 'net/mac80211/main.c')
| -rw-r--r-- | net/mac80211/main.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 485d36bc9a46..a46ff06d7cb8 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -39,6 +39,8 @@ module_param(ieee80211_disable_40mhz_24ghz, bool, 0644); MODULE_PARM_DESC(ieee80211_disable_40mhz_24ghz, "Disable 40MHz support in the 2.4GHz band"); +static struct lock_class_key ieee80211_rx_skb_queue_class; + void ieee80211_configure_filter(struct ieee80211_local *local) { u64 mc; @@ -569,7 +571,15 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, spin_lock_init(&local->filter_lock); spin_lock_init(&local->queue_stop_reason_lock); - skb_queue_head_init(&local->rx_skb_queue); + /* + * The rx_skb_queue is only accessed from tasklets, + * but other SKB queues are used from within IRQ + * context. Therefore, this one needs a different + * locking class so our direct, non-irq-safe use of + * the queue's lock doesn't throw lockdep warnings. + */ + skb_queue_head_init_class(&local->rx_skb_queue, + &ieee80211_rx_skb_queue_class); INIT_DELAYED_WORK(&local->scan_work, ieee80211_scan_work); |