diff options
| author |   Lorenz Bauer <lmb@cloudflare.com> | 2020-01-24 11:27:51 +0000 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2020-01-24 22:12:13 +0100 |
| commit | c31dbb1e41d1857b403f9bf58c87f5898519a0bc (patch) | |
| tree | 3f909bf3b6b0b4e7e649eb8306d6c50cad9125e0 /tools | |
| parent | bpftool: Print function linkage in BTF dump (diff) | |
| download | linux-dev-c31dbb1e41d1857b403f9bf58c87f5898519a0bc.tar.xz linux-dev-c31dbb1e41d1857b403f9bf58c87f5898519a0bc.zip | |
selftests: bpf: Use a temporary file in test_sockmap
Use a proper temporary file for sendpage tests. This means that running
the tests doesn't clutter the working directory, and allows running the
test on read-only filesystems.
Fixes: 16962b2404ac ("bpf: sockmap, add selftests")
Signed-off-by: Lorenz Bauer <lmb@cloudflare.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Jakub Sitnicki <jakub@cloudflare.com>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Link: https://lore.kernel.org/bpf/20200124112754.19664-2-lmb@cloudflare.com
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/bpf/test_sockmap.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/tools/testing/selftests/bpf/test_sockmap.c b/tools/testing/selftests/bpf/test_sockmap.c index 4a851513c842..779e11da979c 100644 --- a/tools/testing/selftests/bpf/test_sockmap.c +++ b/tools/testing/selftests/bpf/test_sockmap.c @@ -331,7 +331,7 @@ static int msg_loop_sendpage(int fd, int iov_length, int cnt, FILE *file; int i, fp; - file = fopen(".sendpage_tst.tmp", "w+"); + file = tmpfile(); if (!file) { perror("create file for sendpage"); return 1; @@ -340,13 +340,8 @@ static int msg_loop_sendpage(int fd, int iov_length, int cnt, fwrite(&k, sizeof(char), 1, file); fflush(file); fseek(file, 0, SEEK_SET); - fclose(file); - fp = open(".sendpage_tst.tmp", O_RDONLY); - if (fp < 0) { - perror("reopen file for sendpage"); - return 1; - } + fp = fileno(file); clock_gettime(CLOCK_MONOTONIC, &s->start); for (i = 0; i < cnt; i++) { @@ -354,11 +349,11 @@ static int msg_loop_sendpage(int fd, int iov_length, int cnt, if (!drop && sent < 0) { perror("send loop error"); - close(fp); + fclose(file); return sent; } else if (drop && sent >= 0) { printf("sendpage loop error expected: %i\n", sent); - close(fp); + fclose(file); return -EIO; } @@ -366,7 +361,7 @@ static int msg_loop_sendpage(int fd, int iov_length, int cnt, s->bytes_sent += sent; } clock_gettime(CLOCK_MONOTONIC, &s->end); - close(fp); + fclose(file); return 0; } |