From: Olof Johansson <olof@lixom.net>
To: santosh.shilimkar@oracle.com
Cc: "Paul E . McKenney" <paulmck@kernel.org>,
Amol Grover <frextrite@gmail.com>,
linux-kernel@vger.kernel.org, arm-soc <arm@kernel.org>,
Madhuparna Bhowmik <madhuparnabhowmik04@gmail.com>,
Santosh Shilimkar <ssantosh@kernel.org>,
Joel Fernandes <joel@joelfernandes.org>,
linux-kernel-mentees@lists.linuxfoundation.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2] drivers: soc: ti: knav_qmss_queue: Pass lockdep expression to RCU lists
Date: Fri, 17 Jan 2020 11:25:55 -0800 [thread overview]
Message-ID: <20200117192555.baoxu4xd7krxgfjz@localhost> (raw)
In-Reply-To: <5d77df7f-8693-0232-dbfe-0acfc37e040f@oracle.com>
On Fri, Jan 17, 2020 at 10:24:04AM -0800, santosh.shilimkar@oracle.com wrote:
> 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.
Hi,
Can you please email the whole patch with sign-off to
soc@kernel.org? Otherwise it won't end up in patchwork, which is how we track
patches and pull requests these days.
Thanks,
-Olof
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next prev parent reply other threads:[~2020-01-17 19:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-17 13:30 [PATCH v2] drivers: soc: ti: knav_qmss_queue: Pass lockdep expression to RCU lists Amol Grover
2020-01-17 18:24 ` santosh.shilimkar
2020-01-17 19:25 ` Olof Johansson [this message]
2020-01-18 4:07 ` Amol Grover
2020-01-18 4:24 Amol Grover
2020-01-18 18:06 ` santosh.shilimkar
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