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Thu, 09 May 2024 06:33:13 -0700 (PDT) Received: from localhost ([102.222.70.76]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a5a1781d6bfsm74962066b.31.2024.05.09.06.33.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 May 2024 06:33:13 -0700 (PDT) Date: Thu, 9 May 2024 16:33:09 +0300 From: Dan Carpenter To: alexis.lothore@bootlin.com Cc: linux-wireless@vger.kernel.org Subject: Re: [bug report] wifi: wilc1000: convert list management to RCU Message-ID: References: <3b46ec7c-baee-49fd-b760-3bc12fb12eaf@moroto.mountain> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3b46ec7c-baee-49fd-b760-3bc12fb12eaf@moroto.mountain> A related warning is: drivers/net/wireless/microchip/wilc1000/wlan.c:237 wilc_wlan_txq_filter_dup_tcp_ack() warn: sleeping in atomic context drivers/net/wireless/microchip/wilc1000/wlan.c 726 rcu_read_lock(); ^^^^^^^^^^^^^^^ Disables preemption. 727 wilc_for_each_vif(wilc, vif) 728 wilc_wlan_txq_filter_dup_tcp_ack(vif->ndev); ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sleeps. 729 rcu_read_unlock(); regards, dan carpenter