On 5/22/19 4:20 PM, Roman Gushchin wrote:
> This patchset implements a cgroup bpf auto-detachment functionality:
> bpf programs are attached as soon as possible after removal of the
typo here "attached" => "detached"?
> cgroup, without waiting for the release of all associated resources.
>
> Patches 2 and 3 are required to implement a corresponding kselftest
> in patch 4.
>
> v2:
>1) removed a bogus check in patch 4
>2) moved buf[len] = 0 in patch 2
>
>
> Roman Gushchin (4):
>bpf: decouple the lifetime of cgroup_bpf from cgroup itself
>selftests/bpf: convert test_cgrp2_attach2 example into kselftest
>selftests/bpf: enable all available cgroup v2 controllers
>selftests/bpf: add auto-detach test
>
> include/linux/bpf-cgroup.h| 8 +-
> include/linux/cgroup.h| 18 +++
> kernel/bpf/cgroup.c | 25 ++-
> kernel/cgroup/cgroup.c| 11 +-
> samples/bpf/Makefile | 2 -
> tools/testing/selftests/bpf/Makefile | 4 +-
> tools/testing/selftests/bpf/cgroup_helpers.c | 57 +++
> .../selftests/bpf/test_cgroup_attach.c| 145 --
> 8 files changed, 243 insertions(+), 27 deletions(-)
> rename samples/bpf/test_cgrp2_attach2.c =>
> tools/testing/selftests/bpf/test_cgroup_attach.c (79%)
>