diff mbox series

[bpf-next,v5,8/9] selftests/bpf: Make sure mount directory exists

Message ID 20230921120913.566702-9-daan.j.demeyer@gmail.com (mailing list archive)
State Superseded
Delegated to: BPF
Headers show
Series Add cgroup sockaddr hooks for unix sockets | expand

Checks

Context Check Description
bpf/vmtest-bpf-next-VM_Test-0 success Logs for ${{ matrix.test }} on ${{ matrix.arch }} with ${{ matrix.toolchain_full }}
bpf/vmtest-bpf-next-PR success PR summary
bpf/vmtest-bpf-next-VM_Test-1 success Logs for ShellCheck
bpf/vmtest-bpf-next-VM_Test-2 fail Logs for build for aarch64 with gcc
bpf/vmtest-bpf-next-VM_Test-3 fail Logs for build for s390x with gcc
bpf/vmtest-bpf-next-VM_Test-4 fail Logs for build for x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-5 fail Logs for build for x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-7 success Logs for veristat
bpf/vmtest-bpf-next-VM_Test-6 success Logs for set-matrix
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for bpf-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 9 this patch: 9
netdev/cc_maintainers warning 13 maintainers not CCed: linux-kselftest@vger.kernel.org shuah@kernel.org mykolal@fb.com jolsa@kernel.org haoluo@google.com ast@kernel.org kpsingh@kernel.org sdf@google.com john.fastabend@gmail.com yonghong.song@linux.dev andrii@kernel.org daniel@iogearbox.net song@kernel.org
netdev/build_clang success Errors and warnings before: 9 this patch: 9
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 9 this patch: 9
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 11 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Daan De Meyer Sept. 21, 2023, 12:09 p.m. UTC 
The mount directory for the selftests cgroup tree might
not exist so let's make sure it does exist by creating
it ourselves if it doesn't exist.

Signed-off-by: Daan De Meyer <daan.j.demeyer@gmail.com>
---
 tools/testing/selftests/bpf/cgroup_helpers.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/tools/testing/selftests/bpf/cgroup_helpers.c b/tools/testing/selftests/bpf/cgroup_helpers.c
index 2caee8423ee0..6dcf0cd375c4 100644
--- a/tools/testing/selftests/bpf/cgroup_helpers.c
+++ b/tools/testing/selftests/bpf/cgroup_helpers.c
@@ -195,6 +195,11 @@  int setup_cgroup_environment(void)
 
 	format_cgroup_path(cgroup_workdir, "");
 
+	if (mkdir(CGROUP_MOUNT_PATH, 0777) && errno != EEXIST) {
+		log_err("mkdir mount");
+		return 1;
+	}
+
 	if (unshare(CLONE_NEWNS)) {
 		log_err("unshare");
 		return 1;