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From:   greearb@candelatech.com
To:     linux-wireless@vger.kernel.org
Cc:     johannes@sipsolutions.net, Ben Greear <greearb@candelatech.com>
Subject: [PATCH 09/10] mac80211: Use warn-on-once for queue mis-configuration.
Date:   Fri,  8 Nov 2019 11:42:10 -0800
Message-Id: <20191108194210.23618-10-greearb@candelatech.com>
In-Reply-To: <20191108194210.23618-1-greearb@candelatech.com>
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From: Ben Greear <greearb@candelatech.com>

Don't spam logs if a user manages to hit this warning.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---
 net/mac80211/util.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 32a7a53833c0..21c2f439fc6a 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -387,8 +387,11 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
 
 	trace_wake_queue(local, queue, reason);
 
-	if (WARN_ON(queue >= hw->queues))
+	if (WARN_ON_ONCE(queue >= hw->queues)) {
+		pr_err("wake-queue, queue: %d > hw->queues: %d\n",
+		       queue, hw->queues);
 		return;
+	}
 
 	if (!test_bit(reason, &local->queue_stop_reasons[queue]))
 		return;
-- 
2.20.1