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libbpf: Sanitize global functions

In case the kernel doesn't support BTF_FUNC_GLOBAL sanitize BTF produced by the compiler for global functions.

Alexei Starovoitov committed 6 years ago

Commit 2d3eb671 parent f41aa382 files · +40 −1Browse files

Showing the changes to tools/include/uapi (1 of 2 files). Show all

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tools/include/uapi/linux/btf.h+6−0
@@ -146,6 +146,12 @@ enum { · 145 unmodified lines
146 BTF_VAR_GLOBAL_EXTERN = 2,146 BTF_VAR_GLOBAL_EXTERN = 2,
147};147};
148 148
149enum btf_func_linkage {
150 BTF_FUNC_STATIC = 0,
151 BTF_FUNC_GLOBAL = 1,
152 BTF_FUNC_EXTERN = 2,
153};
154
149/* BTF_KIND_VAR is followed by a single "struct btf_var" to describe155/* BTF_KIND_VAR is followed by a single "struct btf_var" to describe
150 * additional information related to the variable such as its linkage.156 * additional information related to the variable such as its linkage.
151 */157 */