From nobody Mon Apr 6 20:12:43 2026 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 49B5E3A6EE5; Wed, 18 Mar 2026 09:18:25 +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=1773825506; cv=none; b=F76eVu8MYZSJuzfFRzPO0ZEPYgZOFUw4ATcOjORXqMlXsiS6J1iDMep6XfRrwM+CPw0BKpxpnbdBjQZmXhs3LHm7LgpJneqjrJ3z2H5LWDK/BQIQs6xKYJ1FcOTH8ZoqteYGxlmzAMTcc+H8YTuSLGK7J6uIuakY8tmBYP6GmHs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773825506; c=relaxed/simple; bh=W1Q9TUYmS2oOVNsuC5F4lc4Ge7O9HF7hQY/yiHfp7+Q=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ulR1Rmbgt4JjmnAD2FjRfFuTMweNHmKw3SPXEq7/Je96tEzyDdnBiVBUIXouNHP82fh2Wb3/QJ6FpnYCd2wL5aHZNi5pzCU76lyhG67MRH1rXm8T40e/fLyHA4ASF+Iv1qTknVgn0Qjvv00S5rDvjtHbwvXL8Bte/Ya5Aye2OTQ= 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 BF676201B; Wed, 18 Mar 2026 02:18:18 -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 E37C63F73B; Wed, 18 Mar 2026 02:18:15 -0700 (PDT) From: Leo Yan Date: Wed, 18 Mar 2026 09:16:52 +0000 Subject: [PATCH v5 08/26] perf build: Append extra host flags Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260318-tools_build_fix_zero_init-v5-8-bbeffd8da199@arm.com> References: <20260318-tools_build_fix_zero_init-v5-0-bbeffd8da199@arm.com> In-Reply-To: <20260318-tools_build_fix_zero_init-v5-0-bbeffd8da199@arm.com> To: Arnaldo Carvalho de Melo , Ian Rogers , Namhyung Kim , James Clark , Kees Cook , Quentin Monnet , Nathan Chancellor , Nicolas Schier , Nick Desaulniers , Bill Wendling , Justin Stitt , 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 , "Rafael J. Wysocki" , Daniel Lezcano , Zhang Rui , Lukasz Luba , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Adrian Hunter , Masami Hiramatsu , William Breathitt Gray , Barry Song , Qinxin Xia , Bartosz Golaszewski , Kent Gibson , "K. Y. Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui , Long Li , Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Andrew Morton , Willy Tarreau , =?utf-8?q?Thomas_Wei=C3=9Fschuh?= , Josh Poimboeuf , Robert Moore , Len Brown , Srinivas Pandruvada , Tejun Heo , David Vernet , Andrea Righi , Changwoo Min , Mark Brown , Steven Rostedt , Gabriele Monaco , Shuah Khan , Jiri Kosina , Benjamin Tissoires Cc: linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, Leo Yan X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1773825421; l=1086; i=leo.yan@arm.com; s=20250604; h=from:subject:message-id; bh=W1Q9TUYmS2oOVNsuC5F4lc4Ge7O9HF7hQY/yiHfp7+Q=; b=3w6FVMiM8npZY4Oyq4o2klTJ3jiP9BhaYrdjOBd52/wQciQx/VsV+k3GBoIWL5Bw3oMi1tt0k ZY6CjyWZp/mDLv7iVKRmB5m0MvwITgV+63r72rtR4V9W2kc3XceFEL0 X-Developer-Key: i=leo.yan@arm.com; a=ed25519; pk=k4BaDbvkCXzBFA7Nw184KHGP5thju8lKqJYIrOWxDhI= Append HOST_EXTRACFLAGS to HOST_CFLAGS so that additional flags can be applied to the host compiler. Acked-by: Namhyung Kim Signed-off-by: Leo Yan --- tools/perf/Makefile.config | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 15fbba9f4ca8926e4512f0b021d9c9b2ec83847e..c9034aeaf6ce27752fd44432847= b52074c4e0f1e 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -17,7 +17,7 @@ detected =3D $(shell echo "$(1)=3Dy" >> $(OUTPU= T).config-detected) detected_var =3D $(shell echo "$(1)=3D$($(1))" >> $(OUTPUT).config-detecte= d) =20 CFLAGS :=3D $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS= )) -HOSTCFLAGS :=3D $(filter-out -Wnested-externs,$(EXTRA_WARNINGS)) +HOSTCFLAGS :=3D $(HOST_EXTRACFLAGS) $(filter-out -Wnested-externs,$(EXTRA_= WARNINGS)) =20 # This is required because the kernel is built with this and some of the c= ode # borrowed from kernel headers depends on it, e.g. put_unaligned_*(). --=20 2.34.1