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selftests/bpf: Add a new cgroup helper get_cgroup_hierarchy_id()
authorYafang Shao <laoar.shao@gmail.com>
Sat, 11 Nov 2023 09:00:33 +0000 (09:00 +0000)
committerAlexei Starovoitov <ast@kernel.org>
Tue, 14 Nov 2023 16:56:56 +0000 (08:56 -0800)
commitbf47300b186facc8ae66a0e2aa89073565f82bb3
tree8f0984c7aca61bf4943026890864568a0c41c065tree | snapshot
parentc1dcc050aa648bb3b831030d547c3fcc1c68140ccommit | diff
selftests/bpf: Add a new cgroup helper get_cgroup_hierarchy_id()

A new cgroup helper function, get_cgroup1_hierarchy_id(), has been
introduced to obtain the ID of a cgroup1 hierarchy based on the provided
cgroup name. This cgroup name can be obtained from the /proc/self/cgroup
file.

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Link: https://lore.kernel.org/r/20231111090034.4248-6-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
tools/testing/selftests/bpf/cgroup_helpers.c diff | blob | history
tools/testing/selftests/bpf/cgroup_helpers.h diff | blob | history
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