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alistair23-linux/tools/testing/selftests/bpf/prog_tests/bpf_verif_scale.c

50 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2019 Facebook
#include <test_progs.h>
static int libbpf_debug_print(enum libbpf_print_level level,
const char *format, va_list args)
{
if (level != LIBBPF_DEBUG)
return 0;
if (!strstr(format, "verifier log"))
return 0;
return vfprintf(stderr, "%s", args);
}
static int check_load(const char *file)
{
struct bpf_prog_load_attr attr;
struct bpf_object *obj;
int err, prog_fd;
memset(&attr, 0, sizeof(struct bpf_prog_load_attr));
attr.file = file;
attr.prog_type = BPF_PROG_TYPE_SCHED_CLS;
attr.log_level = 4;
err = bpf_prog_load_xattr(&attr, &obj, &prog_fd);
bpf_object__close(obj);
if (err)
error_cnt++;
return err;
}
void test_bpf_verif_scale(void)
{
const char *file1 = "./test_verif_scale1.o";
const char *file2 = "./test_verif_scale2.o";
const char *file3 = "./test_verif_scale3.o";
int err;
if (verifier_stats)
libbpf_set_print(libbpf_debug_print);
err = check_load(file1);
err |= check_load(file2);
err |= check_load(file3);
if (!err)
printf("test_verif_scale:OK\n");
else
printf("test_verif_scale:FAIL\n");
}