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libbpf: Add __percpu_kptr macro definition

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Add __percpu_kptr macro definition in bpf_helpers.h.

Signed-off-by: Yonghong Song <yonghong.song@linux.dev>
Link: https://lore.kernel.org/r/20230827152800.1998492-1-yonghong.song@linux.dev
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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Yonghong Song 2023-08-27 08:28:00 -07:00 committed by Alexei Starovoitov
parent 96fc99d3d5
commit ed5285a148
1 changed files with 1 additions and 0 deletions
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tools/lib/bpf/bpf_helpers.h
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@ -181,6 +181,7 @@ enum libbpf_tristate {
#define __ksym __attribute__((section(".ksyms")))
#define __kptr_untrusted __attribute__((btf_type_tag("kptr_untrusted")))
#define __kptr __attribute__((btf_type_tag("kptr")))
#define __percpu_kptr __attribute__((btf_type_tag("percpu_kptr")))
#define bpf_ksym_exists(sym) ({ \
_Static_assert(!__builtin_constant_p(!!sym), #sym " should be marked as __weak"); \