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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260902_135919_767094_26035262 X-CRM114-Status: UNSURE ( 7.66 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 9/1/26 08:18, Xueyuan Chen wrote: > +static inline int set_direct_map_ro(struct page *page, unsigned int nr) > +{ > + return 0; > +} I still really think the stub here needs to return an error *or* the thing needs to just be void and tell folks that they can't know whether it worked or not.