From 2d3eb67f64ec317bbfe340cfcc8325d40a6ff317 Mon Sep 17 00:00:00 2001 From: Alexei Starovoitov Date: Thu, 9 Jan 2020 22:41:19 -0800 Subject: libbpf: Sanitize global functions In case the kernel doesn't support BTF_FUNC_GLOBAL sanitize BTF produced by the compiler for global functions. Signed-off-by: Alexei Starovoitov Signed-off-by: Daniel Borkmann Acked-by: Song Liu Link: https://lore.kernel.org/bpf/20200110064124.1760511-2-ast@kernel.org --- tools/include/uapi/linux/btf.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'tools/include') diff --git a/tools/include/uapi/linux/btf.h b/tools/include/uapi/linux/btf.h index 1a2898c482ee..5a667107ad2c 100644 --- a/tools/include/uapi/linux/btf.h +++ b/tools/include/uapi/linux/btf.h @@ -146,6 +146,12 @@ enum { BTF_VAR_GLOBAL_EXTERN = 2, }; +enum btf_func_linkage { + BTF_FUNC_STATIC = 0, + BTF_FUNC_GLOBAL = 1, + BTF_FUNC_EXTERN = 2, +}; + /* BTF_KIND_VAR is followed by a single "struct btf_var" to describe * additional information related to the variable such as its linkage. */ -- cgit v1.2.3