diff options
Diffstat (limited to 'tools/lib/bpf/btf.c')
| -rw-r--r-- | tools/lib/bpf/btf.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c index cafa4f6bd9b1..85de4fd50699 100644 --- a/tools/lib/bpf/btf.c +++ b/tools/lib/bpf/btf.c @@ -4036,7 +4036,7 @@ static void btf_dedup_merge_hypot_map(struct btf_dedup *d) */ if (d->hypot_adjust_canon) continue; - + if (t_kind == BTF_KIND_FWD && c_kind != BTF_KIND_FWD) d->map[t_id] = c_id; @@ -4409,7 +4409,7 @@ static int btf_dedup_remap_types(struct btf_dedup *d) * Probe few well-known locations for vmlinux kernel image and try to load BTF * data out of it to use for target BTF. */ -struct btf *libbpf_find_kernel_btf(void) +struct btf *btf__load_vmlinux_btf(void) { struct { const char *path_fmt; @@ -4455,6 +4455,16 @@ struct btf *libbpf_find_kernel_btf(void) return libbpf_err_ptr(-ESRCH); } +struct btf *libbpf_find_kernel_btf(void) __attribute__((alias("btf__load_vmlinux_btf"))); + +struct btf *btf__load_module_btf(const char *module_name, struct btf *vmlinux_btf) +{ + char path[80]; + + snprintf(path, sizeof(path), "/sys/kernel/btf/%s", module_name); + return btf__parse_split(path, vmlinux_btf); +} + int btf_type_visit_type_ids(struct btf_type *t, type_id_visit_fn visit, void *ctx) { int i, n, err; |