From 9741e07ece7c247dd65e1aa01e16b683f01c05a8 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Fri, 29 Oct 2021 14:57:29 +0200 Subject: kbuild: Unify options for BTF generation for vmlinux and modules Using new PAHOLE_FLAGS variable to pass extra arguments to pahole for both vmlinux and modules BTF data generation. Adding new scripts/pahole-flags.sh script that detect and prints pahole options. [ fixed issues found by kernel test robot ] Signed-off-by: Jiri Olsa Signed-off-by: Andrii Nakryiko Acked-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/20211029125729.70002-1-jolsa@kernel.org --- Makefile | 3 +++ 1 file changed, 3 insertions(+) (limited to 'Makefile') diff --git a/Makefile b/Makefile index 437ccc66a1c2..8f24bceec62d 100644 --- a/Makefile +++ b/Makefile @@ -480,6 +480,8 @@ LZ4 = lz4c XZ = xz ZSTD = zstd +PAHOLE_FLAGS = $(shell PAHOLE=$(PAHOLE) $(srctree)/scripts/pahole-flags.sh) + CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \ -Wbitwise -Wno-return-void -Wno-unknown-attribute $(CF) NOSTDINC_FLAGS := @@ -534,6 +536,7 @@ export KBUILD_CFLAGS CFLAGS_KERNEL CFLAGS_MODULE export KBUILD_AFLAGS AFLAGS_KERNEL AFLAGS_MODULE export KBUILD_AFLAGS_MODULE KBUILD_CFLAGS_MODULE KBUILD_LDFLAGS_MODULE export KBUILD_AFLAGS_KERNEL KBUILD_CFLAGS_KERNEL +export PAHOLE_FLAGS # Files to ignore in find ... statements -- cgit v1.2.3-70-g09d2