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authorMichal Kazior <michal.kazior@tieto.com>2014-04-09 17:29:33 +0400
committerJohannes Berg <johannes.berg@intel.com>2014-04-25 19:08:30 +0400
commitc0166da9fee2aa8de9d1f9460f62d02176c22350 (patch)
tree1c69b543bd332271501967f9913e0d65d92b6583 /net/mac80211/ieee80211_i.h
parent2b32713d72c093889fe20642f6a8bc42083267d2 (diff)
downloadlinux-c0166da9fee2aa8de9d1f9460f62d02176c22350.tar.xz
mac80211: compute chanctx refcount on-the-fly
It doesn't make much sense to store refcount in the chanctx structure. One still needs to hold chanctx_mtx to get the value safely. Besides, refcount isn't on performance critical paths. This will make implementing chanctx reservation refcounting a little easier. Signed-off-by: Michal Kazior <michal.kazior@tieto.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/ieee80211_i.h')
-rw-r--r--net/mac80211/ieee80211_i.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 3eaf6d7fad52..b455f62d357a 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -695,7 +695,6 @@ struct ieee80211_chanctx {
struct list_head reserved_vifs;
enum ieee80211_chanctx_mode mode;
- int refcount;
bool driver_present;
struct ieee80211_chanctx_conf conf;
@@ -1803,6 +1802,8 @@ void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata);
void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata);
void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
bool clear);
+int ieee80211_chanctx_refcount(struct ieee80211_local *local,
+ struct ieee80211_chanctx *ctx);
void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
struct ieee80211_chanctx *chanctx);