sample.c

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#include "sample.h"
 3#include "debug.h"
 4#include <linux/zalloc.h>
 5#include <stdlib.h>
 6#include <string.h>
 7
 8void perf_sample__init(struct perf_sample *sample, bool all)
 9{
10	if (all) {
11		memset(sample, 0, sizeof(*sample));
12	} else {
13		sample->user_regs = NULL;
14		sample->intr_regs = NULL;
15	}
16}
17
18void perf_sample__exit(struct perf_sample *sample)
19{
20	free(sample->user_regs);
21	free(sample->intr_regs);
22}
23
24struct regs_dump *perf_sample__user_regs(struct perf_sample *sample)
25{
26	if (!sample->user_regs) {
27		sample->user_regs = zalloc(sizeof(*sample->user_regs));
28		if (!sample->user_regs)
29			pr_err("Failure to allocate sample user_regs");
30	}
31	return sample->user_regs;
32}
33
34
35struct regs_dump *perf_sample__intr_regs(struct perf_sample *sample)
36{
37	if (!sample->intr_regs) {
38		sample->intr_regs = zalloc(sizeof(*sample->intr_regs));
39		if (!sample->intr_regs)
40			pr_err("Failure to allocate sample intr_regs");
41	}
42	return sample->intr_regs;
43}