From nobody Thu Apr 9 15:03:41 2026 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 7750323E35F; Sun, 8 Mar 2026 16:47:31 +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=1772988453; cv=none; b=ipPcrmzmLKZDaaFis7QBMEBnmJYhx2PFlXdLq5dKGQ5p9tHHS49FvJF37Mv+w43c6n/s3It1sY2nHZUaLp51spL+EkYgg+4d9TGIohY6gOGluyF514sH8dAWAs41+goiSNkdLMeE/czDJdGn5ZnjVj+EYGXnXXmJmW5l4T/TfKs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772988453; c=relaxed/simple; bh=UN0Max7qbwkYOGlwk9cg0egNBdEm8uSkyaEHFi5qcp8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=B1YGpxdPzfbRfaIUvk7JKNZsrXnsLWgPzd3Vrpxg+2xqiYE5d09e5/q6FUW8CMP9bHeW5k3G+rzuGP1OKer5EeZBYX59GtTRwNwbGdwzlGOY2OyoeG5a6jR+MU2En+TEDgN+DFSZolYH++KBqx6HxyKkc1f2nQ4WGJkUb1yJee8= 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 9943E1CE2; Sun, 8 Mar 2026 09:47:24 -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 CA48E3F694; Sun, 8 Mar 2026 09:47:22 -0700 (PDT) From: Leo Yan Date: Sun, 08 Mar 2026 16:46:12 +0000 Subject: [PATCH v3 07/30] 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: <20260308-tools_build_fix_zero_init-v3-7-6477808123b7@arm.com> References: <20260308-tools_build_fix_zero_init-v3-0-6477808123b7@arm.com> In-Reply-To: <20260308-tools_build_fix_zero_init-v3-0-6477808123b7@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=1772988384; l=1040; i=leo.yan@arm.com; s=20250604; h=from:subject:message-id; bh=UN0Max7qbwkYOGlwk9cg0egNBdEm8uSkyaEHFi5qcp8=; b=CySC+X2BeSvoumQf8fEihm0nmcdGGomOJuy15TwsPAAipcrRWfEg52dGF+VCAODYyQSs2D0an /DBqyyR8REXCbAebdBefQ5abEq2itkzImIiOuYMbKECeC4F0eYx7eCx 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. 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 a8dc72cfe48eec52bd9e2352c46c88f5d8047765..f4004ec148a19c784bfe3ee9b5c= c3901a3db25a3 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