From: Leo Yan <leo.yan@arm.com>
To: Quentin Monnet <qmo@kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>,
Martin KaFai Lau <martin.lau@linux.dev>,
Eduard Zingerman <eddyz87@gmail.com>, Song Liu <song@kernel.org>,
Yonghong Song <yonghong.song@linux.dev>,
John Fastabend <john.fastabend@gmail.com>,
KP Singh <kpsingh@kernel.org>,
Stanislav Fomichev <sdf@fomichev.me>,
Hao Luo <haoluo@google.com>, Jiri Olsa <jolsa@kernel.org>,
Shuah Khan <shuah@kernel.org>, Lorenz Bauer <lmb@isovalent.com>,
Nathan Chancellor <nathan@kernel.org>,
Nick Desaulniers <nick.desaulniers+lkml@gmail.com>,
Bill Wendling <morbo@google.com>,
Justin Stitt <justinstitt@google.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
James Clark <james.clark@linaro.org>,
Kees Cook <kees@kernel.org>,
bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org, llvm@lists.linux.dev,
Leo Yan <leo.yan@arm.com>
Subject: [PATCH 4/6] tools/bpf: build: Append extra cflags
Date: Mon, 23 Mar 2026 15:40:05 +0000 [thread overview]
Message-ID: <20260323-tools_build_fix_zero_init_bpf_only-v1-4-d1cfad2f4cd1@arm.com> (raw)
In-Reply-To: <20260323-tools_build_fix_zero_init_bpf_only-v1-0-d1cfad2f4cd1@arm.com>
Append EXTRA_CFLAGS to CFLAGS so that additional flags can be applied to
the compiler.
Signed-off-by: Leo Yan <leo.yan@arm.com>
---
tools/bpf/Makefile | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/bpf/Makefile b/tools/bpf/Makefile
index fd2585af1252669c59228af3a77320e449e1a1ab..9c19e81f3c274767c3b9b94c907cbbe3ce9fe78c 100644
--- a/tools/bpf/Makefile
+++ b/tools/bpf/Makefile
@@ -11,6 +11,7 @@ INSTALL ?= install
CFLAGS += -Wall -O2
CFLAGS += -D__EXPORTED_HEADERS__ -I$(srctree)/tools/include/uapi \
-I$(srctree)/tools/include
+CFLAGS += $(EXTRA_CFLAGS)
# This will work when bpf is built in tools env. where srctree
# isn't set and when invoked from selftests build, where srctree
--
2.34.1
next prev parent reply other threads:[~2026-03-23 15:40 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-23 15:40 [PATCH 0/6] tools build: bpf: Append EXTRA_CFLAGS and HOST_EXTRACFLAGS Leo Yan
2026-03-23 15:40 ` [PATCH 1/6] bpftool: Avoid adding EXTRA_CFLAGS to HOST_CFLAGS Leo Yan
2026-03-31 8:46 ` kernel test robot
2026-03-23 15:40 ` [PATCH 2/6] bpftool: Append extra host flags Leo Yan
2026-03-23 15:40 ` [PATCH 3/6] libbpf: Initialize CFLAGS before including Makefile.include Leo Yan
2026-03-23 22:50 ` Ihor Solodrai
2026-03-23 15:40 ` Leo Yan [this message]
2026-03-23 15:40 ` [PATCH 5/6] selftests/bpf: Initialize operation name before use Leo Yan
2026-03-23 22:52 ` Ihor Solodrai
2026-03-24 6:58 ` Leo Yan
2026-03-24 15:55 ` Alexei Starovoitov
2026-03-23 15:40 ` [PATCH 6/6] selftests/bpf: Append extra cflags Leo Yan
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