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[85.30.9.151]) by smtp.gmail.com with ESMTPSA id w29sm12592801lfa.34.2020.01.17.11.26.46 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 17 Jan 2020 11:26:46 -0800 (PST) Date: Fri, 17 Jan 2020 11:25:55 -0800 From: Olof Johansson To: santosh.shilimkar@oracle.com Subject: Re: [PATCH v2] drivers: soc: ti: knav_qmss_queue: Pass lockdep expression to RCU lists Message-ID: <20200117192555.baoxu4xd7krxgfjz@localhost> References: <20200117133048.31708-1-frextrite@gmail.com> <5d77df7f-8693-0232-dbfe-0acfc37e040f@oracle.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <5d77df7f-8693-0232-dbfe-0acfc37e040f@oracle.com> User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200117_112649_997852_C3877E78 X-CRM114-Status: GOOD ( 15.98 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Paul E . McKenney" , Amol Grover , linux-kernel@vger.kernel.org, arm-soc , Madhuparna Bhowmik , Santosh Shilimkar , Joel Fernandes , linux-kernel-mentees@lists.linuxfoundation.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 > > --- > > 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel