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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 DBFCAC433E0 for ; Fri, 22 May 2020 14:53:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A198F2072C for ; Fri, 22 May 2020 14:53:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590159231; bh=MbeZa4VffzmxWAR8MGy0BeRxIsWisBaIT8gBRIYAzuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=vF7KHVQufEh6wQKLVAmsafGT+B31GcNvVoCkNEqCZreB2MoR2Fdy5gauZbQpNqMjD EnncNMNLvyNSk6pVDG2+gvP3ex/r+uA8sr0ZDuSvcQh78UPoFKXDvK9hG2OXQhSuej JZ1EWLgUVH2Qli/PXywFtpwIEUqzYbSkElhmQKpM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730883AbgEVOxv (ORCPT ); Fri, 22 May 2020 10:53:51 -0400 Received: from mail.kernel.org ([198.145.29.99]:53690 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731080AbgEVOvm (ORCPT ); Fri, 22 May 2020 10:51:42 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 024CA20756; Fri, 22 May 2020 14:51:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590159101; bh=MbeZa4VffzmxWAR8MGy0BeRxIsWisBaIT8gBRIYAzuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uSKMtHBVyVe3RELfGqGoQW1vbn7Tpo0O35TiAxXuCPLi7TqONhPS8UHILEf1WGgzw 3THLw7CSj0C8to8ZARkgG2eIl06pY0wm15hIjDZ0Pn8uUkcvThflK7DhbtVJdTsg5+ vgDu8D7sMyQ7EqbYK7UPtDppVP/uqy7c1GTCUa88= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Matteo Croce , Alexei Starovoitov , Yonghong Song , Sasha Levin Subject: [PATCH AUTOSEL 4.19 19/19] samples: bpf: Fix build error Date: Fri, 22 May 2020 10:51:20 -0400 Message-Id: <20200522145120.434921-19-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200522145120.434921-1-sashal@kernel.org> References: <20200522145120.434921-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Matteo Croce [ Upstream commit 23ad04669f81f958e9a4121b0266228d2eb3c357 ] GCC 10 is very strict about symbol clash, and lwt_len_hist_user contains a symbol which clashes with libbpf: /usr/bin/ld: samples/bpf/lwt_len_hist_user.o:(.bss+0x0): multiple definition of `bpf_log_buf'; samples/bpf/bpf_load.o:(.bss+0x8c0): first defined here collect2: error: ld returned 1 exit status bpf_log_buf here seems to be a leftover, so removing it. Signed-off-by: Matteo Croce Signed-off-by: Alexei Starovoitov Acked-by: Yonghong Song Link: https://lore.kernel.org/bpf/20200511113234.80722-1-mcroce@redhat.com Signed-off-by: Sasha Levin --- samples/bpf/lwt_len_hist_user.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/samples/bpf/lwt_len_hist_user.c b/samples/bpf/lwt_len_hist_user.c index 587b68b1f8dd..430a4b7e353e 100644 --- a/samples/bpf/lwt_len_hist_user.c +++ b/samples/bpf/lwt_len_hist_user.c @@ -15,8 +15,6 @@ #define MAX_INDEX 64 #define MAX_STARS 38 -char bpf_log_buf[BPF_LOG_BUF_SIZE]; - static void stars(char *str, long val, long max, int width) { int i; -- 2.25.1