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authorJohannes Berg <johannes.berg@intel.com>2010-07-30 16:46:07 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-08-16 15:26:37 -0400
commita1699b75a1db31a1da2f0fc610ee696d02a19280 (patch)
treef10a936a42a4bd35b39496d64426b61e465c43a6 /net/mac80211/ieee80211_i.h
parentc240879f3488ae0904a7ba5bdaaa54638b2d8852 (diff)
downloadop-kernel-dev-a1699b75a1db31a1da2f0fc610ee696d02a19280.zip
op-kernel-dev-a1699b75a1db31a1da2f0fc610ee696d02a19280.tar.gz
mac80211: unify scan and work mutexes
Having both scan and work mutexes is not just a bit too fine grained, it also creates issues when there's code that needs both since they then need to be acquired in the right order, which can be hard to do. Therefore, use just a single mutex for both. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/ieee80211_i.h')
-rw-r--r--net/mac80211/ieee80211_i.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 79d5645..fb4363e 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -634,7 +634,6 @@ struct ieee80211_local {
/*
* work stuff, potentially off-channel (in the future)
*/
- struct mutex work_mtx;
struct list_head work_list;
struct timer_list work_timer;
struct work_struct work_work;
@@ -746,9 +745,10 @@ struct ieee80211_local {
*/
struct mutex key_mtx;
+ /* mutex for scan and work locking */
+ struct mutex mtx;
/* Scanning and BSS list */
- struct mutex scan_mtx;
unsigned long scanning;
struct cfg80211_ssid scan_ssid;
struct cfg80211_scan_request *int_scan_req;
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