Message ID | 20190830005037.24004-3-ivan.khoronzhuk@linaro.org |
---|---|
State | RFC |
Delegated to: | BPF Maintainers |
Headers | show
Return-Path: <netdev-owner@vger.kernel.org> 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=<UNKNOWN>) 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="FCvja2RR"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46KLX94619z9sNk for <patchwork-incoming-netdev@ozlabs.org>; Fri, 30 Aug 2019 10:51:37 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727717AbfH3Aut (ORCPT <rfc822;patchwork-incoming-netdev@ozlabs.org>); Thu, 29 Aug 2019 20:50:49 -0400 Received: from mail-lj1-f195.google.com ([209.85.208.195]:40680 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727486AbfH3Auq (ORCPT <rfc822;netdev@vger.kernel.org>); Thu, 29 Aug 2019 20:50:46 -0400 Received: by mail-lj1-f195.google.com with SMTP id e27so4793814ljb.7 for <netdev@vger.kernel.org>; Thu, 29 Aug 2019 17:50:45 -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=LKaVdiULHZHeM3qmwqXGbS3W/6JSevNYH66TL2VqMJs=; b=FCvja2RR0Kl7bYsDQOOUQUjMRFvKXGR7eNe2NgdFDmbxw/n8dJHTjUoGSI+mau6Y+4 Nur0MR6ogMXxJ5zfyi7m9Wy9jxTs0li83IAoNnO3od01GnS9Hqlng6pvxCjHf6xEnMyr augAVWdm8PjLCzmGgLHygy3NIRgFB7JySVZRBQN0s3ZKjzbUAEdFIJqIzM5lHjreRvGG snI7tdFTUKcqaa8IwauSlZkbGJE8QEkzS8ZNg5oOiKBIMrKDtwadtIdeZ6JwNYKeJIn3 tKv1ox5CdWMtkIaJu0sJl+tRU4qXmxLrhXLswctpqbwRgon6CnOE9jLR+4q5IXCY6JhA KYLQ== 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=LKaVdiULHZHeM3qmwqXGbS3W/6JSevNYH66TL2VqMJs=; b=dqrKHqr/6mlnL75y1zFoVvpQEL/UDazVaFFq1EJk0V5WyfI+OveYRV0lAn18DLi1bA scRxh4ukuAOoDYGUkchDrLl5tBU6W1DUTG+9y88EdqOm7lRqjOS53FD/BMnS8q1j+V7M aS/k5l5y3QaiHB/SgONK3iBJ7C2EpMP9UrNs5Zf9CH/ydmZf+IdNJMnNchmp8GXA/MEs NFaNqJP9Oyq4cb0XUqki+OfED4mioAjpEyONyUb1FCSPe0lmb6nqZCmoKOGg7KiGpDzC z4jZsNlUfl9a2k9QIJSho9I12YPiFmQo8n7oMX6GmqR8sH2WbMttL4RIJFj0+WnqVKvQ g4VA== X-Gm-Message-State: APjAAAW5lJUaeDGTize8XvIYc/pgUiuoLZGj2ouzSemVDjuLeyfft2Rf HxQYYZ3RNx8exYIHUzoN9DTtuQ== X-Google-Smtp-Source: APXvYqwr9VPhPuNlVvj3eJbScYt62A3rntuEmrXbOlRiE2Zq78tGV5NynWDZnJoUv/97mud2fxSftg== X-Received: by 2002:a2e:970e:: with SMTP id r14mr6839936lji.204.1567126244471; Thu, 29 Aug 2019 17:50:44 -0700 (PDT) Received: from localhost.localdomain (168-200-94-178.pool.ukrtel.net. [178.94.200.168]) by smtp.gmail.com with ESMTPSA id f19sm628149lfk.43.2019.08.29.17.50.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Aug 2019 17:50:43 -0700 (PDT) From: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org> To: linux@armlinux.org.uk, 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-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org> Subject: [PATCH RFC bpf-next 02/10] samples: bpf: Makefile: remove target for native build Date: Fri, 30 Aug 2019 03:50:29 +0300 Message-Id: <20190830005037.24004-3-ivan.khoronzhuk@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190830005037.24004-1-ivan.khoronzhuk@linaro.org> References: <20190830005037.24004-1-ivan.khoronzhuk@linaro.org> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: <netdev.vger.kernel.org> X-Mailing-List: netdev@vger.kernel.org |
Series |
improve/fix cross-compilation for bpf samples
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expand
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diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 61b7394b811e..a2953357927e 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -197,8 +197,6 @@ BTF_PAHOLE ?= pahole ifdef CROSS_COMPILE HOSTCC = $(CROSS_COMPILE)gcc CLANG_ARCH_ARGS = --target=$(notdir $(CROSS_COMPILE:%-=%)) -else -CLANG_ARCH_ARGS = -target $(ARCH) endif # Don't evaluate probes and warnings if we need to run make recursively
No need to set --target for native build, at least for arm, the default target will be used anyway. In case of arm, for at least clang 5 - 10 it causes error like: clang: warning: unknown platform, assuming -mfloat-abi=soft LLVM ERROR: Unsupported calling convention make[2]: *** [/home/root/snapshot/samples/bpf/Makefile:299: /home/root/snapshot/samples/bpf/sockex1_kern.o] Error 1 To make the platform to be known, only set to real triple helps: --target=arm-linux-gnueabihf or just drop the target key to use default one. Decision to just drop it and thus default target will be used, looks better. Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org> --- samples/bpf/Makefile | 2 -- 1 file changed, 2 deletions(-)