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[4/6] iwlwifi: mvm: write queue_sync_state only for sync

Message ID iwlwifi.20201107104557.51a3148f2c14.I0772171dbaec87433a11513e9586d98b5d920b5f@changeid (mailing list archive)
State Accepted
Commit 97cc16943f23078535fdbce4f6391b948b4ccc08
Delegated to: Kalle Valo
Headers show
Series iwlwifi: fixes intended for v5.10 2020-11-07 | expand

Commit Message

Luca Coelho Nov. 7, 2020, 8:50 a.m. UTC 
From: Avraham Stern <avraham.stern@intel.com>

We use mvm->queue_sync_state to wait for synchronous queue sync
messages, but if an async one happens inbetween we shouldn't
clear mvm->queue_sync_state after sending the async one, that
can run concurrently (at least from the CPU POV) with another
synchronous queue sync.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Fixes: 3c514bf831ac ("iwlwifi: mvm: add a loose synchronization of the NSSN across Rx queues")
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 688c1125e67b..62e884f3e29e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -3127,6 +3127,9 @@  static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
 			goto out_unlock;
 		}
 
+		if (vif->type == NL80211_IFTYPE_STATION)
+			vif->bss_conf.he_support = sta->he_cap.has_he;
+
 		if (sta->tdls &&
 		    (vif->p2p ||
 		     iwl_mvm_tdls_sta_count(mvm, NULL) ==