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Tue, 03 Nov 2026 18:26:33 -0800 (PST) Received: from google.com ([2a00:79e0:2ebe:8:88b4:22ec:d621:c1b]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-36ca3981ff0sm2818065eec.24.2026.11.03.18.26.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Nov 2026 18:26:32 -0800 (PST) Date: Tue, 3 Nov 2026 18:26:29 -0800 From: Dmitry Torokhov To: Ping Cheng Cc: jikos@kernel.org, bentiss@kernel.org, linux-input@vger.kernel.org, stable@vger.kernel.org, Ping Cheng , kernel test robot Subject: Re: [PATCH] HID: wacom: Access shared touch input by rcu_dereference() Message-ID: References: <20261104010108.21895-1-ping.cheng@wacom.com> X-Mailing-List: stable@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261104010108.21895-1-ping.cheng@wacom.com> On Tue, Nov 03, 2026 at 06:01:08PM -0700, Ping Cheng wrote: > Allow the __rcu-annotated wacom_wac->shared->touch_input to be accessed > inside an RCU read-side critical section by using rcu_dereference(). > > Cc: stable@vger.kernel.org > Reported-by: kernel test robot > Closes: https://lore.kernel.org/oe-kbuild-all/202610180015.KsRqmoTE-lkp@intel.com/ > Fixes: 9183319a5ba4 ("Input: wacom - Setup SW_MUTE_DEVICE according to the order of input registration") > Suggested-by: Dmitry Torokhov > Signed-off-by: Ping Cheng Reviewed-by: Dmitry Torokhov Thanks. -- Dmitry