Received-SPF: pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII;
 format=flowed
Content-Transfer-Encoding: 7bit
Date:   Fri, 11 Sep 2020 10:15:32 +0000
From:   Wen Gong <wgong@codeaurora.org>
To:     Kalle Valo <kvalo@codeaurora.org>
Cc:     Ben Greear <greearb@candelatech.com>,
        linux-wireless@vger.kernel.org, ath10k@lists.infradead.org
Subject: Re: lockdep splat in kvallo ath tree
In-Reply-To: <87v9gk4soh.fsf@tynnyri.adurom.net>
References: <0ef69472-9613-c265-0635-ff2ef0cf274f@candelatech.com>
 <87v9gk4soh.fsf@tynnyri.adurom.net>
Message-ID: <010101747ca9b9d5-847d1307-081b-4f1d-a78e-5f23833006ea-000000@us-west-2.amazonses.com>
User-Agent: Roundcube Webmail/1.3.9
Feedback-ID: 1.us-west-2.CZuq2qbDmUIuT3qdvXlRHZZCpfZqZ4GtG9v3VKgRyF0=:AmazonSES
Sender: linux-wireless-owner@vger.kernel.org
Precedence: bulk

On 2020-09-11 16:35, Kalle Valo wrote:
> + ath10k
> 
> Ben Greear <greearb@candelatech.com> writes:
> 
>> The patch below adds a call to ath10k_debug_fw_stats_request(ar),
>> which expects ar->conf_mutex to be held, but it is *not* held in
>> this code path.  This leads to warnings when lockdep is enabled.
>> 
>> 
>> greearb@bendt7 ath10k]$ git show 4913e675630ec
>> commit 4913e675630ec1a15c92651f426a63755c71b91b
>> Author: Wen Gong <wgong@codeaurora.org>
>> Date:   Thu Apr 23 10:27:58 2020 +0800
>> 
>>     ath10k: enable rx duration report default for wmi tlv
>> 
>>     When run command "iw dev wlan0 station dump", the rx duration is 
>> 0.
>>     When firmware indicate WMI_UPDATE_STATS_EVENTID, extended flag of
>>     statsis not set by default, so firmware do not report rx duration.
> 
> Wen, please investigate this.
Yes, Kalle, I will do that.