Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18;
From:   Yunbo Yu <yuyunbo519@gmail.com>
To:     nbd@nbd.name, lorenzo@kernel.org, ryder.lee@mediatek.com,
        shayne.chen@mediatek.com, sean.wang@mediatek.com, kvalo@kernel.org,
        davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com,
        matthias.bgg@gmail.com, yuyunbo519@gmail.com
Cc:     linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH] =?UTF-8?q?mt76=EF=BC=9Amt7603=EF=BC=9A=20move=20spin=5Flo?= =?UTF-8?q?ck=5Fbh()=20to=20spin=5Flock()?=
Date:   Fri, 22 Apr 2022 14:07:23 +0800
Message-Id: <20220422060723.424862-1-yuyunbo519@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Precedence: bulk

It is unnecessary to call spin_lock_bh(), for you are already in a tasklet.

Signed-off-by: Yunbo Yu <yuyunbo519@gmail.com>
---
 drivers/net/wireless/mediatek/mt76/mt7603/beacon.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c
index 5d4522f440b7..b5e8308e0cc7 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/beacon.c
@@ -82,12 +82,12 @@ void mt7603_pre_tbtt_tasklet(struct tasklet_struct *t)
 	__skb_queue_head_init(&data.q);
 
 	q = dev->mphy.q_tx[MT_TXQ_BEACON];
-	spin_lock_bh(&q->lock);
+	spin_lock(&q->lock);
 	ieee80211_iterate_active_interfaces_atomic(mt76_hw(dev),
 		IEEE80211_IFACE_ITER_RESUME_ALL,
 		mt7603_update_beacon_iter, dev);
 	mt76_queue_kick(dev, q);
-	spin_unlock_bh(&q->lock);
+	spin_unlock(&q->lock);
 
 	/* Flush all previous CAB queue packets */
 	mt76_wr(dev, MT_WF_ARB_CAB_FLUSH, GENMASK(30, 16) | BIT(0));
@@ -117,7 +117,7 @@ void mt7603_pre_tbtt_tasklet(struct tasklet_struct *t)
 		mt76_skb_set_moredata(data.tail[i], false);
 	}
 
-	spin_lock_bh(&q->lock);
+	spin_lock(&q->lock);
 	while ((skb = __skb_dequeue(&data.q)) != NULL) {
 		struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 		struct ieee80211_vif *vif = info->control.vif;
@@ -126,7 +126,7 @@ void mt7603_pre_tbtt_tasklet(struct tasklet_struct *t)
 		mt76_tx_queue_skb(dev, q, skb, &mvif->sta.wcid, NULL);
 	}
 	mt76_queue_kick(dev, q);
-	spin_unlock_bh(&q->lock);
+	spin_unlock(&q->lock);
 
 	for (i = 0; i < ARRAY_SIZE(data.count); i++)
 		mt76_wr(dev, MT_WF_ARB_CAB_COUNT_B0_REG(i),
-- 
2.25.1