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libbpf: Allow specifying both ELF and raw BTF for CO-RE BTF override 

Use generalized BTF parsing logic, making it possible to parse BTF both from
ELF file, as well as a raw BTF dump. This makes it easier to write custom
tests with manually generated BTFs.

Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20201008001025.292064-4-andrii@kernel.org
This commit is contained in:
Andrii Nakryiko 2020-10-07 17:10:23 -07:00 committed by Alexei Starovoitov
parent a66345bcbd
commit 2b7d88c2b5
1 changed files with 1 additions and 1 deletions
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2
tools/lib/bpf/libbpf.c
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@ -5842,7 +5842,7 @@ bpf_object__relocate_core(struct bpf_object *obj, const char *targ_btf_path)
return 0;
if (targ_btf_path)
targ_btf = btf__parse_elf(targ_btf_path, NULL);
targ_btf = btf__parse(targ_btf_path, NULL);
else
targ_btf = obj->btf_vmlinux;
if (IS_ERR_OR_NULL(targ_btf)) {