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| author |   Roman Gushchin <guro@fb.com> | 2017-11-05 08:15:33 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-11-05 23:26:51 +0900 |
| commit | 9d1f15941967cd80fc3baa3322751fab532f98a4 (patch) | |
| tree | 70081990c86ba172aecb7b3ed9cab20d870e79ba /tools/testing/selftests/bpf/cgroup_helpers.h | |
| parent | bpf, cgroup: implement eBPF-based device controller for cgroup v2 (diff) | |
| download | linux-dev-9d1f15941967cd80fc3baa3322751fab532f98a4.tar.xz linux-dev-9d1f15941967cd80fc3baa3322751fab532f98a4.zip | |
bpf: move cgroup_helpers from samples/bpf/ to tools/testing/selftesting/bpf/
The purpose of this move is to use these files in bpf tests.
Signed-off-by: Roman Gushchin <guro@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Tejun Heo <tj@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing/selftests/bpf/cgroup_helpers.h')
| -rw-r--r-- | tools/testing/selftests/bpf/cgroup_helpers.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/cgroup_helpers.h b/tools/testing/selftests/bpf/cgroup_helpers.h new file mode 100644 index 000000000000..06485e0002b3 --- /dev/null +++ b/tools/testing/selftests/bpf/cgroup_helpers.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __CGROUP_HELPERS_H +#define __CGROUP_HELPERS_H +#include <errno.h> +#include <string.h> + +#define clean_errno() (errno == 0 ? "None" : strerror(errno)) +#define log_err(MSG, ...) fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \ + __FILE__, __LINE__, clean_errno(), ##__VA_ARGS__) + + +int create_and_get_cgroup(char *path); +int join_cgroup(char *path); +int setup_cgroup_environment(void); +void cleanup_cgroup_environment(void); + +#endif |