From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 7F8C23B9611; Mon, 23 Mar 2026 15:40:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774280443; cv=none; b=gaZdSH8IU3iwXMtIVQK24FaAOJejDmSba3sGqQM9BBO8u+cWiMeJfttGxaGFFq+C+a6LoZTdV2zW6xbDR6K1tsEghw6HXomYc93auZFOBd8CIdNvkoSDgVODkElaKZZvxiHWiJi9aIi993nnhm+Kj9FjB+8Fhe9zDSpWgoPyQgQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774280443; c=relaxed/simple; bh=QVECXhBfSn3HTksxV9ctf7sdfgmuzFaQvCXjb24QcOs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=l7VvTW1wuOPuKK+W+pNY09eFY8lFnbb1OheJPUYbLDLwSCVcaJBgYMXbIbNPCkU1Xo7UBqNw/7rQxrNkA2H07AAzGO/GesdxYKNzR3GLUmZLWnetWPWQGhIquXy4oNblBiUxIeuHNQAczGcQyZWvmDNCBHzXCIJqIroKGfRLfAA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id E6DBE169C; Mon, 23 Mar 2026 08:40:35 -0700 (PDT) Received: from e132581.arm.com (e132581.arm.com [10.1.196.87]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 28EE13F694; Mon, 23 Mar 2026 08:40:38 -0700 (PDT) From: Leo Yan Date: Mon, 23 Mar 2026 15:40:05 +0000 Subject: [PATCH 4/6] tools/bpf: build: Append extra cflags Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260323-tools_build_fix_zero_init_bpf_only-v1-4-d1cfad2f4cd1@arm.com> References: <20260323-tools_build_fix_zero_init_bpf_only-v1-0-d1cfad2f4cd1@arm.com> In-Reply-To: <20260323-tools_build_fix_zero_init_bpf_only-v1-0-d1cfad2f4cd1@arm.com> To: Quentin Monnet , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Shuah Khan , Lorenz Bauer , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt Cc: Arnaldo Carvalho de Melo , Namhyung Kim , Ian Rogers , James Clark , Kees Cook , bpf@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, llvm@lists.linux.dev, Leo Yan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774280421; l=742; i=leo.yan@arm.com; s=20250604; h=from:subject:message-id; bh=QVECXhBfSn3HTksxV9ctf7sdfgmuzFaQvCXjb24QcOs=; b=C6HUHnhMGAXDO1yXBVhb43ljE1t47EE5AIYQaQnnS428132Tlulf9RMdg5JUPwn5DWNkGlSj0 iAcemiZMjApDx3zCEcJGzG/Q/l17Z+Ptxywa3DsUQH3xgFGm2d2KJA8 X-Developer-Key: i=leo.yan@arm.com; a=ed25519; pk=k4BaDbvkCXzBFA7Nw184KHGP5thju8lKqJYIrOWxDhI= Append EXTRA_CFLAGS to CFLAGS so that additional flags can be applied to the compiler. Signed-off-by: Leo Yan --- 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