From da7d71bcb0637b7aa18934628fdb5a55f2db49a6 Mon Sep 17 00:00:00 2001 From: Eduard Zingerman Date: Mon, 16 Sep 2024 02:17:11 -0700 Subject: bpf: Use KF_FASTCALL to mark kfuncs supporting fastcall contract 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 Signed-off-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/20240916091712.2929279-4-eddyz87@gmail.com Signed-off-by: Alexei Starovoitov --- include/linux/btf.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/btf.h b/include/linux/btf.h index b8a583194c4a..631060e3ad14 100644 --- a/include/linux/btf.h +++ b/include/linux/btf.h @@ -75,6 +75,7 @@ #define KF_ITER_NEXT (1 << 9) /* kfunc implements BPF iter next method */ #define KF_ITER_DESTROY (1 << 10) /* kfunc implements BPF iter destructor */ #define KF_RCU_PROTECTED (1 << 11) /* kfunc should be protected by rcu cs when they are invoked */ +#define KF_FASTCALL (1 << 12) /* kfunc supports bpf_fastcall protocol */ /* * Tag marking a kernel function as a kfunc. This is meant to minimize the -- cgit v1.2.3