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X-IronPort-AV: E=McAfee;i="6600,9927,10901"; a="371350508" X-IronPort-AV: E=Sophos;i="6.04,218,1695711600"; d="scan'208";a="371350508" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Nov 2023 23:19:54 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10901"; a="795997236" X-IronPort-AV: E=Sophos;i="6.04,218,1695711600"; d="scan'208";a="795997236" Received: from lkp-server01.sh.intel.com (HELO d584ee6ebdcc) ([10.239.97.150]) by orsmga008.jf.intel.com with ESMTP; 21 Nov 2023 23:19:46 -0800 Received: from kbuild by d584ee6ebdcc with local (Exim 4.96) (envelope-from ) id 1r5hWR-0000Bf-2l; Wed, 22 Nov 2023 07:19:43 +0000 Date: Wed, 22 Nov 2023 15:19:29 +0800 From: kernel test robot To: shiju.jose@huawei.com, linux-cxl@vger.kernel.org, linux-mm@kvack.org, dave@stgolabs.net, jonathan.cameron@huawei.com, dave.jiang@intel.com, alison.schofield@intel.com, vishal.l.verma@intel.com, ira.weiny@intel.com, dan.j.williams@intel.com Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, david@redhat.com, Vilas.Sridharan@amd.com, leo.duran@amd.com, Yazen.Ghannam@amd.com, rientjes@google.com, jiaqiyan@google.com, tony.luck@intel.com, Jon.Grimm@amd.com, dave.hansen@linux.intel.com, rafael@kernel.org, lenb@kernel.org, naoya.horiguchi@nec.com, james.morse@arm.com, jthoughton@google.com, somasundaram.a@hpe.com, erdemaktas@google.com, pgonda@google.com, duenwen@google.com, mike.malvestuto@intel.com Subject: Re: [PATCH v2 07/10] cxl/memscrub: Register CXL device patrol scrub with scrub configure driver Message-ID: <202311221316.CqzLVodA-lkp@intel.com> References: <20231121101844.1161-8-shiju.jose@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231121101844.1161-8-shiju.jose@huawei.com> X-Rspamd-Queue-Id: 747224001C X-Rspam-User: X-Stat-Signature: o7o9g6i4gxr7z4ak8pc7qce5o8i3f8u5 X-Rspamd-Server: rspam03 X-HE-Tag: 1700637596-432525 X-HE-Meta: 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 LnZOosO+ f9CpVa4PoCJveQ13C/KDSVstTMGjrlN+nHKY2Wlxjx7noViLZrYdqVM9i3MxJfC5/cnjwpih216SW0OG1o08yGtIQmRSRHO1H0nURWXSQkD8Cphzj+fGga47PsdtCTUtxnnb72czrTqQ9vkLmAKXcRTuN14jkz3e3G12gXqxBDu046+xQkEuVNHGJsVQv3zMn3qv3JmR7dqjs0KCSEz9buTrvumOiaZb6B60SS1rN+8WAvUNoTQtElmURrvWXFCy9C+XjvxSbiX6q6WDbrxQeiqxYuLZyIGxoDK0Kg1FTuIx7F+Q7ObPYpsKx5VdnV4jT02njxNwPzqSt8vFNo378t/J+mY5kafR+upavH28jqLuTrPCKcju/5M+ljQyP0m5HX5mPmcX7IOeVN8I= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v6.7-rc2 next-20231121] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/shiju-jose-huawei-com/cxl-mbox-Add-GET_SUPPORTED_FEATURES-mailbox-command/20231121-182247 base: linus/master patch link: https://lore.kernel.org/r/20231121101844.1161-8-shiju.jose%40huawei.com patch subject: [PATCH v2 07/10] cxl/memscrub: Register CXL device patrol scrub with scrub configure driver config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20231122/202311221316.CqzLVodA-lkp@intel.com/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231122/202311221316.CqzLVodA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202311221316.CqzLVodA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/cxl/core/memscrub.c:330:9: warning: no previous prototype for function 'cxl_mem_patrol_scrub_is_visible' [-Wmissing-prototypes] umode_t cxl_mem_patrol_scrub_is_visible(const void *drv_data, u32 attr, int region_id) ^ drivers/cxl/core/memscrub.c:330:1: note: declare 'static' if the function is not intended to be used outside of this translation unit umode_t cxl_mem_patrol_scrub_is_visible(const void *drv_data, u32 attr, int region_id) ^ static >> drivers/cxl/core/memscrub.c:361:5: warning: no previous prototype for function 'cxl_mem_patrol_scrub_read' [-Wmissing-prototypes] int cxl_mem_patrol_scrub_read(struct device *dev, u32 attr, int region_id, u64 *val) ^ drivers/cxl/core/memscrub.c:361:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int cxl_mem_patrol_scrub_read(struct device *dev, u32 attr, int region_id, u64 *val) ^ static >> drivers/cxl/core/memscrub.c:381:5: warning: no previous prototype for function 'cxl_mem_patrol_scrub_write' [-Wmissing-prototypes] int cxl_mem_patrol_scrub_write(struct device *dev, u32 attr, int region_id, u64 val) ^ drivers/cxl/core/memscrub.c:381:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int cxl_mem_patrol_scrub_write(struct device *dev, u32 attr, int region_id, u64 val) ^ static >> drivers/cxl/core/memscrub.c:402:5: warning: no previous prototype for function 'cxl_mem_patrol_scrub_read_strings' [-Wmissing-prototypes] int cxl_mem_patrol_scrub_read_strings(struct device *dev, u32 attr, int region_id, ^ drivers/cxl/core/memscrub.c:402:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int cxl_mem_patrol_scrub_read_strings(struct device *dev, u32 attr, int region_id, ^ static drivers/cxl/core/memscrub.c:584:12: warning: unused function 'cxl_mem_ecs_set_attrbs' [-Wunused-function] static int cxl_mem_ecs_set_attrbs(struct device *dev, int fru_id, ^ 5 warnings generated. vim +/cxl_mem_patrol_scrub_is_visible +330 drivers/cxl/core/memscrub.c 320 321 /** 322 * cxl_mem_patrol_scrub_is_visible() - Callback to return attribute visibility 323 * @drv_data: Pointer to driver-private data structure passed 324 * as argument to devm_scrub_device_register(). 325 * @attr: Scrub attribute 326 * @region_id: ID of the memory region 327 * 328 * Returns: 0 on success, an error otherwise 329 */ > 330 umode_t cxl_mem_patrol_scrub_is_visible(const void *drv_data, u32 attr, int region_id) 331 { 332 const struct cxl_patrol_scrub_context *cxl_ps_ctx = drv_data; 333 334 if (attr == scrub_speed_available || 335 attr == scrub_speed) { 336 if (!cxl_ps_ctx->scrub_cycle_changable) 337 return 0; 338 } 339 340 switch (attr) { 341 case scrub_speed_available: 342 return 0444; 343 case scrub_enable: 344 return 0200; 345 case scrub_speed: 346 return 0644; 347 default: 348 return 0; 349 } 350 } 351 352 /** 353 * cxl_mem_patrol_scrub_read() - Read callback for data attributes 354 * @dev: Pointer to scrub device 355 * @attr: Scrub attribute 356 * @region_id: ID of the memory region 357 * @val: Pointer to the returned data 358 * 359 * Returns: 0 on success, an error otherwise 360 */ > 361 int cxl_mem_patrol_scrub_read(struct device *dev, u32 attr, int region_id, u64 *val) 362 { 363 364 switch (attr) { 365 case scrub_speed: 366 return cxl_mem_ps_speed_read(dev->parent, val); 367 default: 368 return -ENOTSUPP; 369 } 370 } 371 372 /** 373 * cxl_mem_patrol_scrub_write() - Write callback for data attributes 374 * @dev: Pointer to scrub device 375 * @attr: Scrub attribute 376 * @region_id: ID of the memory region 377 * @val: Value to write 378 * 379 * Returns: 0 on success, an error otherwise 380 */ > 381 int cxl_mem_patrol_scrub_write(struct device *dev, u32 attr, int region_id, u64 val) 382 { 383 switch (attr) { 384 case scrub_enable: 385 return cxl_mem_ps_enable_write(dev->parent, val); 386 case scrub_speed: 387 return cxl_mem_ps_speed_write(dev->parent, val); 388 default: 389 return -ENOTSUPP; 390 } 391 } 392 393 /** 394 * cxl_mem_patrol_scrub_read_strings() - Read callback for string attributes 395 * @dev: Pointer to scrub device 396 * @attr: Scrub attribute 397 * @region_id: ID of the memory region 398 * @buf: Pointer to the buffer for copying returned string 399 * 400 * Returns: 0 on success, an error otherwise 401 */ > 402 int cxl_mem_patrol_scrub_read_strings(struct device *dev, u32 attr, int region_id, 403 char *buf) 404 { 405 switch (attr) { 406 case scrub_speed_available: 407 return cxl_mem_ps_speed_available_read(dev->parent, buf); 408 default: 409 return -ENOTSUPP; 410 } 411 } 412 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki