Since commit c895f6f703ad ("bpf: correct broken uapi for
BPF_PROG_TYPE_PERF_EVENT program type"), all architectures
(except um) are required to have bpf_perf_event.h in uapi/asm.

Add it to mandatory-y so "make headers_install" can check it.

Signed-off-by: Masahiro Yamada <redacted>
---

 include/uapi/asm-generic/Kbuild.asm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/asm-generic/Kbuild.asm b/include/uapi/asm-generic/Kbuild.asm
index 2138144..355c4ac 100644
--- a/include/uapi/asm-generic/Kbuild.asm
+++ b/include/uapi/asm-generic/Kbuild.asm

@@ -3,6 +3,7 @@
 #
 mandatory-y += auxvec.h
 mandatory-y += bitsperlong.h
+mandatory-y += bpf_perf_event.h
 mandatory-y += byteorder.h
 mandatory-y += errno.h
 mandatory-y += fcntl.h

-- 
2.7.4