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Subject: Re: [PATCH v2] drivers: soc: ti: knav_qmss_queue: Pass lockdep
 expression to RCU lists
To:     Amol Grover <frextrite@gmail.com>, arm-soc <arm@kernel.org>
Cc:     Santosh Shilimkar <ssantosh@kernel.org>,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel-mentees@lists.linuxfoundation.org,
        Joel Fernandes <joel@joelfernandes.org>,
        Madhuparna Bhowmik <madhuparnabhowmik04@gmail.com>,
        "Paul E . McKenney" <paulmck@kernel.org>
References: <20200117133048.31708-1-frextrite@gmail.com>
From:   santosh.shilimkar@oracle.com
Organization: Oracle Corporation
Message-ID: <5d77df7f-8693-0232-dbfe-0acfc37e040f@oracle.com>
Date:   Fri, 17 Jan 2020 10:24:04 -0800
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On 1/17/20 5:30 AM, Amol Grover wrote:
> inst->handles is traversed using list_for_each_entry_rcu
> outside an RCU read-side critical section but under the protection
> of knav_dev_lock.
> 
> Hence, add corresponding lockdep expression to silence false-positive
> lockdep warnings, and harden RCU lists.
> 
> Add macro for the corresponding lockdep expression.
> 
> Signed-off-by: Amol Grover <frextrite@gmail.com>
> ---
> v2:
> - Remove rcu_read_lock_held() from lockdep expression since it is
>    implicitly checked for.
> 
Looks fine to me.

Hi Olof, Arnd,
Can you please pick this one and apply to your driver-soc branch ?
I already sent out pull request and hence the request.

regards,
Santosh