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Tue, 18 Apr 2023 04:09:29 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-372-g43825cb665-fm-20230411.003-g43825cb6 Mime-Version: 1.0 Message-Id: <6b5f7b17-6365-4791-b6e9-8505acb476f7@app.fastmail.com> In-Reply-To: <695e9f88-5a79-7ca4-645f-047b78495a80@xs4all.nl> References: <20230418071605.2971866-1-arnd@kernel.org> <695e9f88-5a79-7ca4-645f-047b78495a80@xs4all.nl> Date: Tue, 18 Apr 2023 10:09:08 +0200 From: "Arnd Bergmann" To: "Hans Verkuil" , "Arnd Bergmann" , "laurent.pinchart" , "Mauro Carvalho Chehab" , "Shawn Guo" , "Sascha Hauer" , "Dong Aisheng" , "Guoniu Zhou" , "Stefan Riedmueller" Cc: "Pengutronix Kernel Team" , "Fabio Estevam" , "NXP Linux Team" , "Christian Hemp" , "Jacopo Mondi" , linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] media: nxp: ignore unused suspend operations Content-Type: text/plain X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 18, 2023, at 10:04, Hans Verkuil wrote: > On 18/04/2023 09:15, Arnd Bergmann wrote: >> From: Arnd Bergmann >> >> gcc warns about some functions being unused when CONFIG_PM is >> disabled: > > ??? > > The Kconfig has a: > > depends on HAS_DMA && PM > > So how can this be compiled with CONFIG_PM not set? > > Am I missing something? My mistake, the warning only shows up when CONFIG_PM_SLEEP is disabled. Arnd