bpf: Use KF_FASTCALL to mark kfuncs supporting fastcall contract

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In order to allow pahole add btf_decl_tag("bpf_fastcall") for kfuncs
supporting bpf_fastcall, mark such functions with KF_FASTCALL in
id_set8 objects.

Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20240916091712.2929279-4-eddyz87@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Eduard Zingerman 2024-09-16 02:17:11 -07:00 • committed by Alexei Starovoitov

parent 4f647a780f

commit da7d71bcb0

3 changed files with 4 additions and 6 deletions

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1

include/linux/btf.h

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4

kernel/bpf/helpers.c

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5

kernel/bpf/verifier.c

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