tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 297a8114a17425dccc02597803b1c8049eb3b91b commit: 4a280fac30d27ae2aff096f9f99aa12d50f83426 [18183/22954] ascend: share_pool: support share pool features for ascend platform config: arm64-randconfig-001-20240618 (https://download.01.org/0day-ci/archive/20240618/202406180323.ePxYZgH5-lkp@i...) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240618/202406180323.ePxYZgH5-lkp@i...)

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 lkp@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202406180323.ePxYZgH5-lkp@intel.com/

All warnings (new ones prefixed by >>):

mm/share_pool.c: In function 'sp_hugetlb_entry': mm/share_pool.c:1542:21: error: implicit declaration of function 'huge_ptep_get' [-Werror=implicit-function-declaration] 1542 | pte_t pte = huge_ptep_get(ptep); | ^~~~~~~~~~~~~ mm/share_pool.c:1542:21: error: invalid initializer mm/share_pool.c: In function 'sp_alloc_pages': mm/share_pool.c:2263:24: error: implicit declaration of function 'hugetlb_alloc_hugepage'; did you mean 'vmalloc_hugepage'? [-Werror=implicit-function-declaration] 2263 | return hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~~~~~ | vmalloc_hugepage mm/share_pool.c:2263:61: error: 'HUGETLB_ALLOC_NONE' undeclared (first use in this function); did you mean 'HUGETLB_ANON_FILE'? 2263 | return hugetlb_alloc_hugepage(NUMA_NO_NODE, HUGETLB_ALLOC_NONE); | ^~~~~~~~~~~~~~~~~~ | HUGETLB_ANON_FILE mm/share_pool.c:2263:61: note: each undeclared identifier is reported only once for each function it appears in mm/share_pool.c:2266:1: warning: control reaches end of non-void function [-Wreturn-type] 2266 | } | ^ mm/share_pool.c: At top level: mm/share_pool.c:2235:12: warning: 'spa_stat_show' defined but not used [-Wunused-function] 2235 | static int spa_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~

...

mm/share_pool.c:2121:12: warning: 'proc_stat_show' defined but not used [-Wunused-function]

2121 | static int proc_stat_show(struct seq_file *seq, void *offset) | ^~~~~~~~~~~~~~ cc1: some warnings being treated as errors

vim +/proc_stat_show +2121 mm/share_pool.c

2120

2121 static int proc_stat_show(struct seq_file *seq, void *offset)

2122 { 2123 /* print the file header */ 2124 seq_printf(seq, "%-12s %-10s %-18s\n", 2125 "Process ID", "Group ID", "Aligned Apply(KB)"); 2126 /* print kthread buff_module_guard_work */ 2127 seq_printf(seq, "%-12s %-10s %-18ld\n", 2128 "guard", "-", byte2kb(kthread_stat.amount)); 2129 idr_for_each(&sp_stat_idr, idr_proc_stat_cb, seq); 2130 return 0; 2131 } 2132