111 	struct intel_pt_stack stack;  member
241 static void intel_pt_pop_blk(struct intel_pt_stack *stack)  in intel_pt_pop_blk()  argument
243 	struct intel_pt_blk *blk = stack->blk;  in intel_pt_pop_blk()
245 	stack->blk = blk->prev;  in intel_pt_pop_blk()
246 	if (!stack->spare)  in intel_pt_pop_blk()
247 		stack->spare = blk;  in intel_pt_pop_blk()
252 static uint64_t intel_pt_pop(struct intel_pt_stack *stack)  in intel_pt_pop()  argument
254 	if (!stack->pos) {  in intel_pt_pop()
255 		if (!stack->blk)  in intel_pt_pop()
257 		intel_pt_pop_blk(stack);  in intel_pt_pop()
258 		if (!stack->blk)  in intel_pt_pop()
260 		stack->pos = INTEL_PT_BLK_SIZE;  in intel_pt_pop()
262 	return stack->blk->ip[--stack->pos];  in intel_pt_pop()
265 static int intel_pt_alloc_blk(struct intel_pt_stack *stack)  in intel_pt_alloc_blk()  argument
269 	if (stack->spare) {  in intel_pt_alloc_blk()
270 		blk = stack->spare;  in intel_pt_alloc_blk()
271 		stack->spare = NULL;  in intel_pt_alloc_blk()
278 	blk->prev = stack->blk;  in intel_pt_alloc_blk()
279 	stack->blk = blk;  in intel_pt_alloc_blk()
280 	stack->pos = 0;  in intel_pt_alloc_blk()
284 static int intel_pt_push(struct intel_pt_stack *stack, uint64_t ip)  in intel_pt_push()  argument
288 	if (!stack->blk || stack->pos == INTEL_PT_BLK_SIZE) {  in intel_pt_push()
289 		err = intel_pt_alloc_blk(stack);  in intel_pt_push()
294 	stack->blk->ip[stack->pos++] = ip;  in intel_pt_push()
298 static void intel_pt_clear_stack(struct intel_pt_stack *stack)  in intel_pt_clear_stack()  argument
300 	while (stack->blk)  in intel_pt_clear_stack()
301 		intel_pt_pop_blk(stack);  in intel_pt_clear_stack()
302 	stack->pos = 0;  in intel_pt_clear_stack()
305 static void intel_pt_free_stack(struct intel_pt_stack *stack)  in intel_pt_free_stack()  argument
307 	intel_pt_clear_stack(stack);  in intel_pt_free_stack()
308 	zfree(&stack->blk);  in intel_pt_free_stack()
309 	zfree(&stack->spare);  in intel_pt_free_stack()
314 	intel_pt_free_stack(&decoder->stack);  in intel_pt_decoder_free()
902 			err = intel_pt_push(&decoder->stack, decoder->ip +  in intel_pt_walk_insn()
908 		decoder->ret_addr = intel_pt_pop(&decoder->stack);  in intel_pt_walk_insn()
1582 			intel_pt_clear_stack(&decoder->stack);  in intel_pt_walk_trace()
1971 	intel_pt_clear_stack(&decoder->stack);  in intel_pt_sync()