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authorDavid Vernet2023-01-25 10:47:33 -0600
committerAlexei Starovoitov2023-01-25 10:25:57 -0800
commit913b2255c3d876254e968f1e8e2c817cca283a29 (patch)
treed3d40b6e0d65f90488c97568b9c5a23a7fac1f35
parent1e12d3ef47d228e4e7d30f9bc5e6744ede90319c (diff)
libbpf: Support sleepable struct_ops.s section
In a prior change, the verifier was updated to support sleepable BPF_PROG_TYPE_STRUCT_OPS programs. A caller could set the program as sleepable with bpf_program__set_flags(), but it would be more ergonomic and more in-line with other sleepable program types if we supported suffixing a struct_ops section name with .s to indicate that it's sleepable. Signed-off-by: David Vernet <void@manifault.com> Link: https://lore.kernel.org/r/20230125164735.785732-3-void@manifault.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
-rw-r--r--tools/lib/bpf/libbpf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 27d9faa80471..eed5cec6f510 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -8605,6 +8605,7 @@ static const struct bpf_sec_def section_defs[] = {
SEC_DEF("cgroup/setsockopt", CGROUP_SOCKOPT, BPF_CGROUP_SETSOCKOPT, SEC_ATTACHABLE),
SEC_DEF("cgroup/dev", CGROUP_DEVICE, BPF_CGROUP_DEVICE, SEC_ATTACHABLE_OPT),
SEC_DEF("struct_ops+", STRUCT_OPS, 0, SEC_NONE),
+ SEC_DEF("struct_ops.s+", STRUCT_OPS, 0, SEC_SLEEPABLE),
SEC_DEF("sk_lookup", SK_LOOKUP, BPF_SK_LOOKUP, SEC_ATTACHABLE),
};