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| author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2021-05-18 00:48:02 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2021-05-18 00:48:02 +0300 |
| commit | d22fe808f9a3456f16015e79f1b86a10ce13099f (patch) | |
| tree | 8e8c99d742696a810297d54d650f308f6156d466 /tools/testing/selftests/bpf/prog_tests/mmap.c | |
| parent | 1a7910368cba1e76b992b116fc8ba28503e6dcc1 (diff) | |
| parent | 6efb943b8616ec53a5e444193dccf1af9ad627b5 (diff) | |
| download | linux-d22fe808f9a3456f16015e79f1b86a10ce13099f.tar.xz | |
Merge drm/drm-next into drm-intel-next
Time to get back in sync...
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/mmap.c')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/mmap.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/mmap.c b/tools/testing/selftests/bpf/prog_tests/mmap.c index 9c3c5c0f068f..37b002ca1167 100644 --- a/tools/testing/selftests/bpf/prog_tests/mmap.c +++ b/tools/testing/selftests/bpf/prog_tests/mmap.c @@ -29,22 +29,36 @@ void test_mmap(void) struct test_mmap *skel; __u64 val = 0; - skel = test_mmap__open_and_load(); - if (CHECK(!skel, "skel_open_and_load", "skeleton open/load failed\n")) + skel = test_mmap__open(); + if (CHECK(!skel, "skel_open", "skeleton open failed\n")) return; + err = bpf_map__set_max_entries(skel->maps.rdonly_map, page_size); + if (CHECK(err != 0, "bpf_map__set_max_entries", "bpf_map__set_max_entries failed\n")) + goto cleanup; + + /* at least 4 pages of data */ + err = bpf_map__set_max_entries(skel->maps.data_map, + 4 * (page_size / sizeof(u64))); + if (CHECK(err != 0, "bpf_map__set_max_entries", "bpf_map__set_max_entries failed\n")) + goto cleanup; + + err = test_mmap__load(skel); + if (CHECK(err != 0, "skel_load", "skeleton load failed\n")) + goto cleanup; + bss_map = skel->maps.bss; data_map = skel->maps.data_map; data_map_fd = bpf_map__fd(data_map); rdmap_fd = bpf_map__fd(skel->maps.rdonly_map); - tmp1 = mmap(NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, rdmap_fd, 0); + tmp1 = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rdmap_fd, 0); if (CHECK(tmp1 != MAP_FAILED, "rdonly_write_mmap", "unexpected success\n")) { - munmap(tmp1, 4096); + munmap(tmp1, page_size); goto cleanup; } /* now double-check if it's mmap()'able at all */ - tmp1 = mmap(NULL, 4096, PROT_READ, MAP_SHARED, rdmap_fd, 0); + tmp1 = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rdmap_fd, 0); if (CHECK(tmp1 == MAP_FAILED, "rdonly_read_mmap", "failed: %d\n", errno)) goto cleanup; |