From: Alexei Starovoitov <ast@kernel.org>
Date: Mon, 22 Jan 2018 20:48:40 -0800
Subject: selftests/bpf: fix test_dev_cgroup
Patch-mainline: v4.16-rc1
Git-commit: 8e6875250a1189e0d8db8b05e18abe63c2744521
References: bsc#1109837
The test incorrectly doing
mkdir /mnt/cgroup-test-work-dirtest-bpf-based-device-cgroup
instead of
mkdir /mnt/cgroup-test-work-dir/test-bpf-based-device-cgroup
somehow such mkdir succeeds and new directory appears:
/mnt/cgroup-test-work-dir/cgroup-test-work-dirtest-bpf-based-device-cgroup
Later cleanup via nftw("/mnt/cgroup-test-work-dir", ...);
doesn't walk this directory.
"rmdir /mnt/cgroup-test-work-dir" succeeds, but bpf program and
dangling cgroup stays in memory.
That's a separate issue on a cgroup side.
For now fix the test.
Fixes: 37f1ba0909df ("selftests/bpf: add a test for device cgroup controller")
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
tools/testing/selftests/bpf/test_dev_cgroup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/tools/testing/selftests/bpf/test_dev_cgroup.c
+++ b/tools/testing/selftests/bpf/test_dev_cgroup.c
@@ -21,7 +21,7 @@
#define DEV_CGROUP_PROG "./dev_cgroup.o"
-#define TEST_CGROUP "test-bpf-based-device-cgroup/"
+#define TEST_CGROUP "/test-bpf-based-device-cgroup/"
int main(int argc, char **argv)
{