From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 495ACC3A5AC for ; Wed, 4 Sep 2019 21:23:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1DB562077B for ; Wed, 4 Sep 2019 21:23:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="HEvKyf6h" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730339AbfIDVXG (ORCPT ); Wed, 4 Sep 2019 17:23:06 -0400 Received: from mail-lj1-f194.google.com ([209.85.208.194]:40327 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729640AbfIDVXE (ORCPT ); Wed, 4 Sep 2019 17:23:04 -0400 Received: by mail-lj1-f194.google.com with SMTP id 7so181618ljw.7 for ; Wed, 04 Sep 2019 14:23:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Uyna4IYOJol121SLmRwAZvx/NaOoPDVjYK6GTYbGUpc=; b=HEvKyf6hs2+1i0SgpYXPM43WRe6XRXXEvFQ0JmJsaAzI+5Kzq7PFffuX1Jzl6+iI+6 ZOS2jHoERLTa7KDEHqUkRHkic/Ja7Ek8udlefSiSVCiZJiE73g8B+EpMrCGc2t5YWh2/ SGTuU7MjjoW3hBkpywZ1if3F4MaZDV3thVqrdaS7K7dnboqNTOKkoxEZTmAPH5EfMJuD 6ylzq81lX5Z/QbVObOZN8N60eGDSFjTidvDL4wbEm3aYKxAhfyU4EGV87B+QV1iOn1Mx 0YQawwISYg8nsmINmbUc4RpqXkqqAl9xBmACJepPDHfZFjxAPRxR7riT3rJe9uEQiNTd Ad2A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Uyna4IYOJol121SLmRwAZvx/NaOoPDVjYK6GTYbGUpc=; b=SpiASpcIUIG9qCmeiUnxpE7WqoF8/gsHKslf98vhI9ZNKZy3UDL+TAMxNN2N1T0Pfq bCXJ7DXLf893I0YAgNeGnso2IIf06dl17bf/0ZH233Uq0DmG3bzzh7IX1M01mR6uLw8L jzs0xbm9cuQuzPt0TlEDvtEWuY3sGPfyCD44cY7tO8sRlEGoeZAT67P31IOr1gpB72Y/ R5yu1fduvNH9uu2+0e5//t/arW0Vc1DlYIn4H+S4WCjN7rSAxlxvmuapamvM92bfV0aI CQL4F0RbzZzBh2zkfSl0li1k3QnYe/+PX3uyWU+bBKRIM6kKUnF/t5JtH5vjaSnWMb0Z eeJA== X-Gm-Message-State: APjAAAUMDqVYXApmDB9wqzRYNpLSgG/98vEHV0ZE3o5F7tCPzgMndiFd CVCrsAkBQaSFKDvhIrSVpM/6tg== X-Google-Smtp-Source: APXvYqzkLtLa+ISHzj9gXd6kgVF2aOZOhBrHlWU0/2syQniAi1eBTH35MnVXSNzvWO5yaoeS4EY65w== X-Received: by 2002:a2e:93d7:: with SMTP id p23mr3270338ljh.100.1567632182383; Wed, 04 Sep 2019 14:23:02 -0700 (PDT) Received: from localhost.localdomain (168-200-94-178.pool.ukrtel.net. [178.94.200.168]) by smtp.gmail.com with ESMTPSA id s8sm3540836ljd.94.2019.09.04.14.23.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Sep 2019 14:23:01 -0700 (PDT) From: Ivan Khoronzhuk To: ast@kernel.org, daniel@iogearbox.net, yhs@fb.com, davem@davemloft.net, jakub.kicinski@netronome.com, hawk@kernel.org, john.fastabend@gmail.com Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, Ivan Khoronzhuk Subject: [PATCH bpf-next 1/8] samples: bpf: Makefile: use --target from cross-compile Date: Thu, 5 Sep 2019 00:22:05 +0300 Message-Id: <20190904212212.13052-2-ivan.khoronzhuk@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190904212212.13052-1-ivan.khoronzhuk@linaro.org> References: <20190904212212.13052-1-ivan.khoronzhuk@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For cross compiling the target triple can be inherited from cross-compile prefix as it's done in CLANG_FLAGS from kernel makefile. So copy-paste this decision from kernel Makefile. Signed-off-by: Ivan Khoronzhuk --- samples/bpf/Makefile | 2 ++ 1 file changed, 2 insertions(+) diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 1d9be26b4edd..61b7394b811e 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -196,6 +196,8 @@ BTF_PAHOLE ?= pahole # Detect that we're cross compiling and use the cross compiler ifdef CROSS_COMPILE HOSTCC = $(CROSS_COMPILE)gcc +CLANG_ARCH_ARGS = --target=$(notdir $(CROSS_COMPILE:%-=%)) +else CLANG_ARCH_ARGS = -target $(ARCH) endif -- 2.17.1