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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 21D7EC433E0 for ; Mon, 1 Jun 2020 18:05:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F1D202077D for ; Mon, 1 Jun 2020 18:05:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591034719; bh=MbeZa4VffzmxWAR8MGy0BeRxIsWisBaIT8gBRIYAzuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=pBLIdmv9fg7qnUMg0d99Uz2bwzBhECD0xKh/nYDLMBWTKCtVVNg/KVSa3HZQXJsNu RODAJr/l8vXMowgBV4Qt1CW6xxtamra4YrOCOfusxvhFvXaj81o3ydgjsPh1q9OkNu S4/YQHKUWGMBqkggCBCeDmCQfLuhgjXEMJLb/+mg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730312AbgFASFR (ORCPT ); Mon, 1 Jun 2020 14:05:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:50286 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729846AbgFASFO (ORCPT ); Mon, 1 Jun 2020 14:05:14 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A104F206E2; Mon, 1 Jun 2020 18:05:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1591034714; bh=MbeZa4VffzmxWAR8MGy0BeRxIsWisBaIT8gBRIYAzuI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=SoV5JcU8qCJb9q0VX8x/4Rqc5fOEOZW8pMJoT3/tS8TA6HaG3UUkKWWRaM7W0tLlr 4BO+YGRW2vEmmgqOT6r2RJ7lcgVI6AcId0muWAe0ZArrgv1I7qrNbI+Bele7VR1I/P Xlcbar9HtKj5Q9NUJ4mOgrc0YV1eUbjMD+DhjLL4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Matteo Croce , Alexei Starovoitov , Yonghong Song , Sasha Levin Subject: [PATCH 4.19 36/95] samples: bpf: Fix build error Date: Mon, 1 Jun 2020 19:53:36 +0200 Message-Id: <20200601174026.578992361@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200601174020.759151073@linuxfoundation.org> References: <20200601174020.759151073@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 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