Lines Matching full:array
22 static void bpf_array_free_percpu(struct bpf_array *array) in bpf_array_free_percpu() argument
26 for (i = 0; i < array->map.max_entries; i++) { in bpf_array_free_percpu()
27 free_percpu(array->pptrs[i]); in bpf_array_free_percpu()
32 static int bpf_array_alloc_percpu(struct bpf_array *array) in bpf_array_alloc_percpu() argument
37 for (i = 0; i < array->map.max_entries; i++) { in bpf_array_alloc_percpu()
38 ptr = bpf_map_alloc_percpu(&array->map, array->elem_size, 8, in bpf_array_alloc_percpu()
41 bpf_array_free_percpu(array); in bpf_array_alloc_percpu()
44 array->pptrs[i] = ptr; in bpf_array_alloc_percpu()
90 struct bpf_array *array; in array_map_alloc() local
106 /* round up array size to nearest power of 2, in array_map_alloc()
115 array_size = sizeof(*array); in array_map_alloc()
120 * ensure array->value is exactly page-aligned in array_map_alloc()
138 array = data + PAGE_ALIGN(sizeof(struct bpf_array)) in array_map_alloc()
141 array = bpf_map_area_alloc(array_size, numa_node); in array_map_alloc()
143 if (!array) in array_map_alloc()
145 array->index_mask = index_mask; in array_map_alloc()
146 array->map.bypass_spec_v1 = bypass_spec_v1; in array_map_alloc()
149 bpf_map_init_from_attr(&array->map, attr); in array_map_alloc()
150 array->elem_size = elem_size; in array_map_alloc()
152 if (percpu && bpf_array_alloc_percpu(array)) { in array_map_alloc()
153 bpf_map_area_free(array); in array_map_alloc()
157 return &array->map; in array_map_alloc()
160 static void *array_map_elem_ptr(struct bpf_array* array, u32 index) in array_map_elem_ptr() argument
162 return array->value + (u64)array->elem_size * index; in array_map_elem_ptr()
168 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_lookup_elem() local
171 if (unlikely(index >= array->map.max_entries)) in array_map_lookup_elem()
174 return array->value + (u64)array->elem_size * (index & array->index_mask); in array_map_lookup_elem()
180 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_direct_value_addr() local
187 *imm = (unsigned long)array->value; in array_map_direct_value_addr()
194 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_direct_value_meta() local
195 u64 base = (unsigned long)array->value; in array_map_direct_value_meta()
196 u64 range = array->elem_size; in array_map_direct_value_meta()
210 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_gen_lookup() local
212 u32 elem_size = array->elem_size; in array_map_gen_lookup()
224 *insn++ = BPF_ALU32_IMM(BPF_AND, ret, array->index_mask); in array_map_gen_lookup()
243 struct bpf_array *array = container_of(map, struct bpf_array, map); in percpu_array_map_lookup_elem() local
246 if (unlikely(index >= array->map.max_entries)) in percpu_array_map_lookup_elem()
249 return this_cpu_ptr(array->pptrs[index & array->index_mask]); in percpu_array_map_lookup_elem()
254 struct bpf_array *array = container_of(map, struct bpf_array, map); in percpu_array_map_lookup_percpu_elem() local
260 if (unlikely(index >= array->map.max_entries)) in percpu_array_map_lookup_percpu_elem()
263 return per_cpu_ptr(array->pptrs[index & array->index_mask], cpu); in percpu_array_map_lookup_percpu_elem()
268 struct bpf_array *array = container_of(map, struct bpf_array, map); in bpf_percpu_array_copy() local
274 if (unlikely(index >= array->map.max_entries)) in bpf_percpu_array_copy()
281 size = array->elem_size; in bpf_percpu_array_copy()
283 pptr = array->pptrs[index & array->index_mask]; in bpf_percpu_array_copy()
296 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_get_next_key() local
300 if (index >= array->map.max_entries) { in array_map_get_next_key()
305 if (index == array->map.max_entries - 1) in array_map_get_next_key()
316 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_update_elem() local
324 if (unlikely(index >= array->map.max_entries)) in array_map_update_elem()
336 if (array->map.map_type == BPF_MAP_TYPE_PERCPU_ARRAY) { in array_map_update_elem()
337 val = this_cpu_ptr(array->pptrs[index & array->index_mask]); in array_map_update_elem()
339 bpf_obj_free_fields(array->map.record, val); in array_map_update_elem()
341 val = array->value + in array_map_update_elem()
342 (u64)array->elem_size * (index & array->index_mask); in array_map_update_elem()
347 bpf_obj_free_fields(array->map.record, val); in array_map_update_elem()
355 struct bpf_array *array = container_of(map, struct bpf_array, map); in bpf_percpu_array_update() local
365 if (unlikely(index >= array->map.max_entries)) in bpf_percpu_array_update()
379 size = array->elem_size; in bpf_percpu_array_update()
381 pptr = array->pptrs[index & array->index_mask]; in bpf_percpu_array_update()
384 bpf_obj_free_fields(array->map.record, per_cpu_ptr(pptr, cpu)); in bpf_percpu_array_update()
397 static void *array_map_vmalloc_addr(struct bpf_array *array) in array_map_vmalloc_addr() argument
399 return (void *)round_down((unsigned long)array, PAGE_SIZE); in array_map_vmalloc_addr()
404 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_free_timers() local
411 for (i = 0; i < array->map.max_entries; i++) in array_map_free_timers()
412 bpf_obj_free_timer(map->record, array_map_elem_ptr(array, i)); in array_map_free_timers()
418 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_free() local
422 if (array->map.map_type == BPF_MAP_TYPE_PERCPU_ARRAY) { in array_map_free()
423 for (i = 0; i < array->map.max_entries; i++) { in array_map_free()
424 void __percpu *pptr = array->pptrs[i & array->index_mask]; in array_map_free()
433 for (i = 0; i < array->map.max_entries; i++) in array_map_free()
434 bpf_obj_free_fields(map->record, array_map_elem_ptr(array, i)); in array_map_free()
438 if (array->map.map_type == BPF_MAP_TYPE_PERCPU_ARRAY) in array_map_free()
439 bpf_array_free_percpu(array); in array_map_free()
441 if (array->map.map_flags & BPF_F_MMAPABLE) in array_map_free()
442 bpf_map_area_free(array_map_vmalloc_addr(array)); in array_map_free()
444 bpf_map_area_free(array); in array_map_free()
471 struct bpf_array *array = container_of(map, struct bpf_array, map); in percpu_array_map_seq_show_elem() local
479 pptr = array->pptrs[index & array->index_mask]; in percpu_array_map_seq_show_elem()
514 /* bpf array can only take a u32 key. This check makes sure in array_map_check_btf()
525 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_mmap() local
526 pgoff_t pgoff = PAGE_ALIGN(sizeof(*array)) >> PAGE_SHIFT; in array_map_mmap()
532 PAGE_ALIGN((u64)array->map.max_entries * array->elem_size)) in array_map_mmap()
535 return remap_vmalloc_range(vma, array_map_vmalloc_addr(array), in array_map_mmap()
558 struct bpf_array *array; in bpf_array_map_seq_start() local
566 array = container_of(map, struct bpf_array, map); in bpf_array_map_seq_start()
567 index = info->index & array->index_mask; in bpf_array_map_seq_start()
569 return array->pptrs[index]; in bpf_array_map_seq_start()
570 return array_map_elem_ptr(array, index); in bpf_array_map_seq_start()
577 struct bpf_array *array; in bpf_array_map_seq_next() local
585 array = container_of(map, struct bpf_array, map); in bpf_array_map_seq_next()
586 index = info->index & array->index_mask; in bpf_array_map_seq_next()
588 return array->pptrs[index]; in bpf_array_map_seq_next()
589 return array_map_elem_ptr(array, index); in bpf_array_map_seq_next()
597 struct bpf_array *array = container_of(map, struct bpf_array, map); in __bpf_array_map_seq_show() local
618 size = array->elem_size; in __bpf_array_map_seq_show()
648 struct bpf_array *array = container_of(map, struct bpf_array, map); in bpf_iter_init_array_map() local
653 buf_size = array->elem_size * num_possible_cpus(); in bpf_iter_init_array_map()
696 struct bpf_array *array; in bpf_for_each_array_elem() local
705 array = container_of(map, struct bpf_array, map); in bpf_for_each_array_elem()
710 val = this_cpu_ptr(array->pptrs[i]); in bpf_for_each_array_elem()
712 val = array_map_elem_ptr(array, i); in bpf_for_each_array_elem()
729 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_map_mem_usage() local
731 u32 elem_size = array->elem_size; in array_map_mem_usage()
733 u64 usage = sizeof(*array); in array_map_mem_usage()
809 struct bpf_array *array = container_of(map, struct bpf_array, map); in fd_array_map_free() local
813 for (i = 0; i < array->map.max_entries; i++) in fd_array_map_free()
814 BUG_ON(array->ptrs[i] != NULL); in fd_array_map_free()
816 bpf_map_area_free(array); in fd_array_map_free()
848 struct bpf_array *array = container_of(map, struct bpf_array, map); in bpf_fd_array_map_update_elem() local
855 if (index >= array->map.max_entries) in bpf_fd_array_map_update_elem()
864 mutex_lock(&array->aux->poke_mutex); in bpf_fd_array_map_update_elem()
865 old_ptr = xchg(array->ptrs + index, new_ptr); in bpf_fd_array_map_update_elem()
867 mutex_unlock(&array->aux->poke_mutex); in bpf_fd_array_map_update_elem()
869 old_ptr = xchg(array->ptrs + index, new_ptr); in bpf_fd_array_map_update_elem()
879 struct bpf_array *array = container_of(map, struct bpf_array, map); in __fd_array_map_delete_elem() local
883 if (index >= array->map.max_entries) in __fd_array_map_delete_elem()
887 mutex_lock(&array->aux->poke_mutex); in __fd_array_map_delete_elem()
888 old_ptr = xchg(array->ptrs + index, NULL); in __fd_array_map_delete_elem()
890 mutex_unlock(&array->aux->poke_mutex); in __fd_array_map_delete_elem()
892 old_ptr = xchg(array->ptrs + index, NULL); in __fd_array_map_delete_elem()
938 struct bpf_array *array = container_of(map, struct bpf_array, map); in bpf_fd_array_map_clear() local
941 for (i = 0; i < array->map.max_entries; i++) in bpf_fd_array_map_clear()
1222 struct bpf_array *array = container_of(map, struct bpf_array, map); in perf_event_fd_array_release() local
1230 for (i = 0; i < array->map.max_entries; i++) { in perf_event_fd_array_release()
1231 ee = READ_ONCE(array->ptrs[i]); in perf_event_fd_array_release()
1339 struct bpf_array *array = container_of(map, struct bpf_array, map); in array_of_map_gen_lookup() local
1340 u32 elem_size = array->elem_size; in array_of_map_gen_lookup()
1350 *insn++ = BPF_ALU32_IMM(BPF_AND, ret, array->index_mask); in array_of_map_gen_lookup()