ftrace: Build with CPPFLAGS to get -Qunused-arguments
authorJoel Stanley <joel@jms.id.au>
Mon, 17 Sep 2018 07:37:54 +0000 (17:07 +0930)
committerMasahiro Yamada <yamada.masahiro@socionext.com>
Wed, 19 Sep 2018 14:53:54 +0000 (23:53 +0900)
commit5a4630aadb9a9525474e9ac92965829f990cb5c4
tree0cf3aaaf7087f75c4070db8360c2b89f5a1c1334
parent11da3a7f84f19c26da6f86af878298694ede0804
ftrace: Build with CPPFLAGS to get -Qunused-arguments

When building to record the mcount locations the kernel uses
KBUILD_CFLAGS but not KBUILD_CPPFLAGS. This means it lacks
-Qunused-arguments when building with clang, resulting in a lot of
noisy warnings.

Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
scripts/Makefile.build