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From:   Kalle Valo <kvalo@codeaurora.org>
To:     Ben Greear <greearb@candelatech.com>
Cc:     "linux-wireless\@vger.kernel.org" <linux-wireless@vger.kernel.org>,
        Wen Gong <wgong@codeaurora.org>, ath10k@lists.infradead.org
Subject: Re: lockdep splat in kvallo ath tree
References: <0ef69472-9613-c265-0635-ff2ef0cf274f@candelatech.com>
Date:   Fri, 11 Sep 2020 08:35:35 +0000
In-Reply-To: <0ef69472-9613-c265-0635-ff2ef0cf274f@candelatech.com> (Ben
        Greear's message of "Wed, 2 Sep 2020 15:54:31 -0700")
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+ 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.

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