41 static bool rand_alloc_choice(struct z_heap_stress_rec *sr)  in rand_alloc_choice()  argument
44 	if (sr->blocks_alloced == 0) {  in rand_alloc_choice()
46 	} else if (sr->blocks_alloced >= sr->nblocks) {  in rand_alloc_choice()
65 		__ASSERT(sr->total_bytes < 0xffffffffU / 100, "too big for u32!");  in rand_alloc_choice()
66 		uint32_t full_pct = (100 * sr->bytes_alloced) / sr->total_bytes;  in rand_alloc_choice()
67 		uint32_t target = sr->target_percent ? sr->target_percent : 1;  in rand_alloc_choice()
70 		if (full_pct < sr->target_percent) {  in rand_alloc_choice()
81 static size_t rand_alloc_size(struct z_heap_stress_rec *sr)  in rand_alloc_size()  argument
83 	ARG_UNUSED(sr);  in rand_alloc_size()
94 static size_t rand_free_choice(struct z_heap_stress_rec *sr)  in rand_free_choice()  argument
96 	return rand32() % sr->blocks_alloced;  in rand_free_choice()
115 	struct z_heap_stress_rec sr = {  in sys_heap_stress()  local
128 		if (rand_alloc_choice(&sr)) {  in sys_heap_stress()
129 			size_t sz = rand_alloc_size(&sr);  in sys_heap_stress()
130 			void *p = sr.alloc_fn(sr.arg, sz);  in sys_heap_stress()
135 				sr.blocks[sr.blocks_alloced].ptr = p;  in sys_heap_stress()
136 				sr.blocks[sr.blocks_alloced].sz = sz;  in sys_heap_stress()
137 				sr.blocks_alloced++;  in sys_heap_stress()
138 				sr.bytes_alloced += sz;  in sys_heap_stress()
141 			int b = rand_free_choice(&sr);  in sys_heap_stress()
142 			void *p = sr.blocks[b].ptr;  in sys_heap_stress()
143 			size_t sz = sr.blocks[b].sz;  in sys_heap_stress()
146 			sr.blocks[b] = sr.blocks[sr.blocks_alloced - 1];  in sys_heap_stress()
147 			sr.blocks_alloced--;  in sys_heap_stress()
148 			sr.bytes_alloced -= sz;  in sys_heap_stress()
149 			sr.free_fn(sr.arg, p);  in sys_heap_stress()
151 		result->accumulated_in_use_bytes += sr.bytes_alloced;  in sys_heap_stress()