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| author | Tejun Heo <tj@kernel.org> | 2023-02-22 15:29:12 -1000 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2023-02-23 08:33:05 -0800 |
| commit | 332ea1f697be148bd5e66475d82b5ecc5084da65 (patch) | |
| tree | 91c5b5b1138cc7fd1d210dfbaa161af0c9e0054e /tools/testing/selftests/bpf/prog_tests/cgrp_kfunc.c | |
| parent | 746ce767128598711a00d8df5713d4c3b3d9e9a7 (diff) | |
bpf: Add bpf_cgroup_from_id() kfunc
cgroup ID is an userspace-visible 64bit value uniquely identifying a given
cgroup. As the IDs are used widely, it's useful to be able to look up the
matching cgroups. Add bpf_cgroup_from_id().
v2: Separate out selftest into its own patch as suggested by Alexei.
Signed-off-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/Y/bBaG96t0/gQl9/@slm.duckdns.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/cgrp_kfunc.c')
0 files changed, 0 insertions, 0 deletions