From patchwork Fri Oct 11 00:27:56 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ivan Khoronzhuk X-Patchwork-Id: 1174886 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="YKc0wBOK"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46q83W3Jzwz9sPL for ; Fri, 11 Oct 2019 11:29:43 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727991AbfJKA3k (ORCPT ); Thu, 10 Oct 2019 20:29:40 -0400 Received: from mail-lf1-f68.google.com ([209.85.167.68]:46733 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727557AbfJKA22 (ORCPT ); Thu, 10 Oct 2019 20:28:28 -0400 Received: by mail-lf1-f68.google.com with SMTP id t8so5684983lfc.13 for ; Thu, 10 Oct 2019 17:28:25 -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=X+OYdLBkIYv08X2eKXt3TCPXQ11so0VYCO7f1mswfR4=; b=YKc0wBOK5kw1DdbXCuiOee6bbytIkRtP7xcVtvuTLj4UdL6r5TUv6DcZgG/ZDsLP69 ulWquw4+7tsUAsKSiFy2Cfty4cW+bXLlKps9odJRuCeWnw/lGdGvLR5rkISefH9Phe91 /CAtfzmy5wtryrSDvREOHdPKvSRLjAPu5s7+k7zxv+jQtm2PN0fja1E8kM5N4INyKxLu /Vf7ncX5Q0YaTUYo17CjLST2nR75D+SCZ8tWLmJkPS9ENAAQArYJ0M+MYo6mSMcqEXu7 Tnhwc+jAV+FrQNEWwOXtNudFWCGl6uLf0ZpPNG8Nqh7N9/l5U6zwHP+DruNqbB9COdF4 akmA== 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=X+OYdLBkIYv08X2eKXt3TCPXQ11so0VYCO7f1mswfR4=; b=kQuPbeQg7JWvHkaViv1YheMH+D8yrvA1Cj22DvQOqNjiGfWBiqTiqnRxlk1LdGobqi E7JYPkmyHqpnvE6Nl/Owo2EITZkpIlj0EsxCOt5hAFCCbapR8YaGCAeIB0Lx85Xla7Q9 zUQDDHN5fYyPBq3ZuI8ONuzeey/qfJwNAKzu9FJo00C5z4RcfkWkvhf/G/3ByrAbOokC bMvYn6hoonnq2xvGywlXdOn+y0jrtqipBNTpRWtDaYOKA10YOujDe/qPWHqYF2OtA5nc zL0EUKahlWc9XZRrakWplMoTvkVvD7ncdR4PvHdIElpOT8EnD6cbow/hjjJSDevhoE83 xD1A== X-Gm-Message-State: APjAAAVFNkY/sCuDPXtAE7galSPZo2EEa4niD1i9p72uNUd2FyDC82wR yFUF43Jle+QxrZCVdgnEYhtaAA== X-Google-Smtp-Source: APXvYqzxfrVPEHNBW9hrD6Av/hCkqGzGXRR9boh0fDIihTSKCgluCdKMc7ty+RTqXr4lDuRPE/0FPQ== X-Received: by 2002:ac2:41d4:: with SMTP id d20mr7390173lfi.24.1570753705056; Thu, 10 Oct 2019 17:28:25 -0700 (PDT) Received: from localhost.localdomain (88-201-94-178.pool.ukrtel.net. [178.94.201.88]) by smtp.gmail.com with ESMTPSA id 126sm2367010lfh.45.2019.10.10.17.28.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Oct 2019 17:28:24 -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, ilias.apalodimas@linaro.org, sergei.shtylyov@cogentembedded.com, Ivan Khoronzhuk Subject: [PATCH v5 bpf-next 03/15] samples/bpf: use --target from cross-compile Date: Fri, 11 Oct 2019 03:27:56 +0300 Message-Id: <20191011002808.28206-4-ivan.khoronzhuk@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191011002808.28206-1-ivan.khoronzhuk@linaro.org> References: <20191011002808.28206-1-ivan.khoronzhuk@linaro.org> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@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. Acked-by: Andrii Nakryiko Signed-off-by: Ivan Khoronzhuk --- samples/bpf/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 045fa43842e6..9c8c9872004d 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -195,7 +195,7 @@ 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 $(ARCH) +CLANG_ARCH_ARGS = --target=$(notdir $(CROSS_COMPILE:%-=%)) endif # Don't evaluate probes and warnings if we need to run make recursively