mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2025-01-10 15:54:39 +08:00
488a23b89d
1. Move pkt_v4 and pkt_v6 into network_helpers and adjust the users. 2. Copy-paste spin_lock_thread into two tests that use it. Signed-off-by: Stanislav Fomichev <sdf@google.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Martin KaFai Lau <kafai@fb.com> Acked-by: Andrey Ignatov <rdna@fb.com> Link: https://lore.kernel.org/bpf/20200508174611.228805-3-sdf@google.com
44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <test_progs.h>
|
|
#include <network_helpers.h>
|
|
|
|
static void *spin_lock_thread(void *arg)
|
|
{
|
|
__u32 duration, retval;
|
|
int err, prog_fd = *(u32 *) arg;
|
|
|
|
err = bpf_prog_test_run(prog_fd, 10000, &pkt_v4, sizeof(pkt_v4),
|
|
NULL, NULL, &retval, &duration);
|
|
CHECK(err || retval, "",
|
|
"err %d errno %d retval %d duration %d\n",
|
|
err, errno, retval, duration);
|
|
pthread_exit(arg);
|
|
}
|
|
|
|
void test_spinlock(void)
|
|
{
|
|
const char *file = "./test_spin_lock.o";
|
|
pthread_t thread_id[4];
|
|
struct bpf_object *obj = NULL;
|
|
int prog_fd;
|
|
int err = 0, i;
|
|
void *ret;
|
|
|
|
err = bpf_prog_load(file, BPF_PROG_TYPE_CGROUP_SKB, &obj, &prog_fd);
|
|
if (CHECK_FAIL(err)) {
|
|
printf("test_spin_lock:bpf_prog_load errno %d\n", errno);
|
|
goto close_prog;
|
|
}
|
|
for (i = 0; i < 4; i++)
|
|
if (CHECK_FAIL(pthread_create(&thread_id[i], NULL,
|
|
&spin_lock_thread, &prog_fd)))
|
|
goto close_prog;
|
|
|
|
for (i = 0; i < 4; i++)
|
|
if (CHECK_FAIL(pthread_join(thread_id[i], &ret) ||
|
|
ret != (void *)&prog_fd))
|
|
goto close_prog;
|
|
close_prog:
|
|
bpf_object__close(obj);
|
|
}
|