Commit 390a07a9 authored by Ilya Leoshkevich's avatar Ilya Leoshkevich Committed by Alexei Starovoitov
Browse files

bpf: Change BPF_MAX_TRAMP_LINKS to enum 



This way it's possible to query its value from testcases using BTF.

Signed-off-by: default avatarIlya Leoshkevich <iii@linux.ibm.com>
Link: https://lore.kernel.org/r/20230128000650.1516334-3-iii@linux.ibm.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent bf384975

include/linux/bpf.h

+3 −1
Original line number Diff line number Diff line
@@ -939,7 +939,9 @@ struct btf_func_model { 
/* Each call __bpf_prog_enter + call bpf_func + call __bpf_prog_exit is ~50

 * bytes on x86.

 */

#define BPF_MAX_TRAMP_LINKS 38

enum {

	BPF_MAX_TRAMP_LINKS = 38,

};



struct bpf_tramp_links {

	struct bpf_tramp_link *links[BPF_MAX_TRAMP_LINKS];