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J . Mercier" , Andrew Morton , Linux Memory Management List , David Hildenbrand , Mike Rapoport , Sumit Garg , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: Re: [PATCH v2 04/10] mm/cma: Allow dynamically creating CMA areas Message-ID: <202601231052.RfGOFd3g-lkp@intel.com> References: <20260122161009.3865888-5-thierry.reding@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260122161009.3865888-5-thierry.reding@kernel.org> X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 016431A0004 X-Stat-Signature: mqphxgtw9y1t33ti681kx4yqcezhtqsy X-Rspam-User: X-HE-Tag: 1769134354-299056 X-HE-Meta: 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 WYIeRkK1 Aq78gNdCTGKvkK6LmT1J3wy0GYdjZT3rhdPMsA0iaDBshtx1iq/2awtJq3GajXtVIaAy5kCa0bfgslrOl3rcrOVG59QGjRmcDjYw0iXLbzEejBf3eaDgTPRIf+X+iZks05OUUGth/fIsEZK0rIQe1/HSJQVfW2lbxhUKzd42FAK/a0a/PJRujkdzi4cQ9eztX0kx9vkMztLrwGYUshKLqpNuvHVQmdCLhtbdnMbQRBfEmCAA2lrhWZ/OktITVEOXqCyVUl+l8AofLSW5r9dtrA0AhvnEZrqsfqbmhpKXB4wlTlRECfbnKUy8c96mBVoRHP87TNuhOLKZOX9g+ZzjhksDcUQ02cyGjHhi1/V05l6GztPY4SEHn2A6mgxV3P8OY2th3HUAkf/k8qr6hn3w2aQplPLWcXWzvwpOYXgW1LT4R62EHprX9E8hQMqQI6TxtBcuYE9QBlaKZ2jk= 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 Thierry, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on next-20260122] [cannot apply to drm-misc/drm-misc-next robh/for-next linus/master v6.19-rc6] [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/Thierry-Reding/dt-bindings-reserved-memory-Document-Tegra-VPR/20260123-001244 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260122161009.3865888-5-thierry.reding%40kernel.org patch subject: [PATCH v2 04/10] mm/cma: Allow dynamically creating CMA areas config: openrisc-randconfig-r072-20260123 (https://download.01.org/0day-ci/archive/20260123/202601231052.RfGOFd3g-lkp@intel.com/config) compiler: or1k-linux-gcc (GCC) 15.2.0 smatch version: v0.5.0-8994-gd50c5a4c reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260123/202601231052.RfGOFd3g-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/202601231052.RfGOFd3g-lkp@intel.com/ All errors (new ones prefixed by >>): mm/cma_sysfs.c: In function 'cma_sysfs_init': >> mm/cma_sysfs.c:119:25: error: 'cma_area_count' undeclared (first use in this function); did you mean 'cma_early_area_count'? 119 | for (i = 0; i < cma_area_count; i++) { | ^~~~~~~~~~~~~~ | cma_early_area_count mm/cma_sysfs.c:119:25: note: each undeclared identifier is reported only once for each function it appears in >> mm/cma_sysfs.c:126:24: error: 'cma_areas' undeclared (first use in this function); did you mean 'cma_attrs'? 126 | cma = &cma_areas[i]; | ^~~~~~~~~ | cma_attrs vim +119 mm/cma_sysfs.c 43ca106fa8ec7d Minchan Kim 2021-05-04 107 43ca106fa8ec7d Minchan Kim 2021-05-04 108 static int __init cma_sysfs_init(void) 43ca106fa8ec7d Minchan Kim 2021-05-04 109 { 43ca106fa8ec7d Minchan Kim 2021-05-04 110 struct kobject *cma_kobj_root; 43ca106fa8ec7d Minchan Kim 2021-05-04 111 struct cma_kobject *cma_kobj; 43ca106fa8ec7d Minchan Kim 2021-05-04 112 struct cma *cma; 43ca106fa8ec7d Minchan Kim 2021-05-04 113 int i, err; 43ca106fa8ec7d Minchan Kim 2021-05-04 114 43ca106fa8ec7d Minchan Kim 2021-05-04 115 cma_kobj_root = kobject_create_and_add("cma", mm_kobj); 43ca106fa8ec7d Minchan Kim 2021-05-04 116 if (!cma_kobj_root) 43ca106fa8ec7d Minchan Kim 2021-05-04 117 return -ENOMEM; 43ca106fa8ec7d Minchan Kim 2021-05-04 118 43ca106fa8ec7d Minchan Kim 2021-05-04 @119 for (i = 0; i < cma_area_count; i++) { 43ca106fa8ec7d Minchan Kim 2021-05-04 120 cma_kobj = kzalloc(sizeof(*cma_kobj), GFP_KERNEL); 43ca106fa8ec7d Minchan Kim 2021-05-04 121 if (!cma_kobj) { 43ca106fa8ec7d Minchan Kim 2021-05-04 122 err = -ENOMEM; 43ca106fa8ec7d Minchan Kim 2021-05-04 123 goto out; 43ca106fa8ec7d Minchan Kim 2021-05-04 124 } 43ca106fa8ec7d Minchan Kim 2021-05-04 125 43ca106fa8ec7d Minchan Kim 2021-05-04 @126 cma = &cma_areas[i]; -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki