cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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autoload.c (1037B)

      1// SPDX-License-Identifier: GPL-2.0
      2/* Copyright (c) 2020 Facebook */
      3
      4#include <test_progs.h>
      5#include <time.h>
      6#include "test_autoload.skel.h"
      7
      8void test_autoload(void)
      9{
     10	int duration = 0, err;
     11	struct test_autoload* skel;
     12
     13	skel = test_autoload__open_and_load();
     14	/* prog3 should be broken */
     15	if (CHECK(skel, "skel_open_and_load", "unexpected success\n"))
     16		goto cleanup;
     17
     18	skel = test_autoload__open();
     19	if (CHECK(!skel, "skel_open", "failed to open skeleton\n"))
     20		goto cleanup;
     21
     22	/* don't load prog3 */
     23	bpf_program__set_autoload(skel->progs.prog3, false);
     24
     25	err = test_autoload__load(skel);
     26	if (CHECK(err, "skel_load", "failed to load skeleton: %d\n", err))
     27		goto cleanup;
     28
     29	err = test_autoload__attach(skel);
     30	if (CHECK(err, "skel_attach", "skeleton attach failed: %d\n", err))
     31		goto cleanup;
     32
     33	usleep(1);
     34
     35	CHECK(!skel->bss->prog1_called, "prog1", "not called\n");
     36	CHECK(!skel->bss->prog2_called, "prog2", "not called\n");
     37	CHECK(skel->bss->prog3_called, "prog3", "called?!\n");
     38
     39cleanup:
     40	test_autoload__destroy(skel);
     41}