63 	unsigned long entries[];	/* Variable-sized array of frames */  member
126 	unsigned long entries = 0;  in stack_depot_early_init()  local
149 		entries = 1UL << stack_bucket_number_order;  in stack_depot_early_init()
153 						entries,  in stack_depot_early_init()
173 	unsigned long entries;  in stack_depot_init()  local
186 		entries = 1UL << stack_bucket_number_order;  in stack_depot_init()
190 		entries = nr_free_buffer_pages();  in stack_depot_init()
191 		entries = roundup_pow_of_two(entries);  in stack_depot_init()
194 			entries >>= (scale - PAGE_SHIFT);  in stack_depot_init()
196 			entries <<= (PAGE_SHIFT - scale);  in stack_depot_init()
199 	if (entries < 1UL << STACK_BUCKET_NUMBER_ORDER_MIN)  in stack_depot_init()
200 		entries = 1UL << STACK_BUCKET_NUMBER_ORDER_MIN;  in stack_depot_init()
201 	if (entries > 1UL << STACK_BUCKET_NUMBER_ORDER_MAX)  in stack_depot_init()
202 		entries = 1UL << STACK_BUCKET_NUMBER_ORDER_MAX;  in stack_depot_init()
204 	pr_info("allocating hash table of %lu entries via kvcalloc\n", entries);  in stack_depot_init()
205 	stack_table = kvcalloc(entries, sizeof(struct stack_record *), GFP_KERNEL);  in stack_depot_init()
212 	stack_hash_mask = entries - 1;  in stack_depot_init()
260 depot_alloc_stack(unsigned long *entries, int size, u32 hash, void **prealloc)  in depot_alloc_stack()  argument
263 	size_t required_size = struct_size(stack, entries, size);  in depot_alloc_stack()
308 	memcpy(stack->entries, entries, flex_array_size(stack, entries, size));  in depot_alloc_stack()
320 static inline u32 hash_stack(unsigned long *entries, unsigned int size)  in hash_stack()  argument
322 	return jhash2((u32 *)entries,  in hash_stack()
323 		      array_size(size,  sizeof(*entries)) / sizeof(u32),  in hash_stack()
344 					     unsigned long *entries, int size,  in find_stack()  argument
352 		    !stackdepot_memcmp(entries, found->entries, size))  in find_stack()
358 depot_stack_handle_t __stack_depot_save(unsigned long *entries,  in __stack_depot_save()  argument
377 	nr_entries = filter_irq_stacks(entries, nr_entries);  in __stack_depot_save()
382 	hash = hash_stack(entries, nr_entries);  in __stack_depot_save()
390 	found = find_stack(smp_load_acquire(bucket), entries, nr_entries, hash);  in __stack_depot_save()
417 	found = find_stack(*bucket, entries, nr_entries, hash);  in __stack_depot_save()
420 			depot_alloc_stack(entries, nr_entries, hash, &prealloc);  in __stack_depot_save()
452 depot_stack_handle_t stack_depot_save(unsigned long *entries,  in stack_depot_save()  argument
456 	return __stack_depot_save(entries, nr_entries, alloc_flags, true);  in stack_depot_save()
461 			       unsigned long **entries)  in stack_depot_fetch()  argument
473 	*entries = NULL;  in stack_depot_fetch()
478 	kmsan_unpoison_memory(entries, sizeof(*entries));  in stack_depot_fetch()
493 	*entries = stack->entries;  in stack_depot_fetch()
500 	unsigned long *entries;  in stack_depot_print()  local
503 	nr_entries = stack_depot_fetch(stack, &entries);  in stack_depot_print()
505 		stack_trace_print(entries, nr_entries, 0);  in stack_depot_print()
512 	unsigned long *entries;  in stack_depot_snprint()  local
515 	nr_entries = stack_depot_fetch(handle, &entries);  in stack_depot_snprint()
516 	return nr_entries ? stack_trace_snprint(buf, size, entries, nr_entries,  in stack_depot_snprint()