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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 B4B4FC43460 for ; Mon, 26 Apr 2021 07:42:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7310361408 for ; Mon, 26 Apr 2021 07:42:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233305AbhDZHle (ORCPT ); Mon, 26 Apr 2021 03:41:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:49252 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233481AbhDZHjl (ORCPT ); Mon, 26 Apr 2021 03:39:41 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7328E613D0; Mon, 26 Apr 2021 07:37:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1619422665; bh=uJpH5YPPJmhUxv7AM91hsYVccL/15UaUQyMRo4BWexo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kF+6PJTrN2yNkKqhRBeDrJmRi1lj2Vv3sB2jW7CSmq3FaUMFfXb6be199vDg9pIxy vA65uW9lAxafKok36KTjqTj8sUqTYRJBRwkHayFs9A8fgLkdSVtf6orpa39uqBdx4R rjmDcWmU94tyAUCpobz7HJw3lTb3Z/CfHG+Tsvcg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, John Paul Adrian Glaubitz , Andrew Morton , Linus Torvalds , Sasha Levin Subject: [PATCH 4.19 56/57] ia64: tools: remove duplicate definition of ia64_mf() on ia64 Date: Mon, 26 Apr 2021 09:29:53 +0200 Message-Id: <20210426072822.480978090@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210426072820.568997499@linuxfoundation.org> References: <20210426072820.568997499@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: John Paul Adrian Glaubitz [ Upstream commit f4bf09dc3aaa4b07cd15630f2023f68cb2668809 ] The ia64_mf() macro defined in tools/arch/ia64/include/asm/barrier.h is already defined in on ia64 which causes libbpf failing to build: CC /usr/src/linux/tools/bpf/bpftool//libbpf/staticobjs/libbpf.o In file included from /usr/src/linux/tools/include/asm/barrier.h:24, from /usr/src/linux/tools/include/linux/ring_buffer.h:4, from libbpf.c:37: /usr/src/linux/tools/include/asm/../../arch/ia64/include/asm/barrier.h:43: error: "ia64_mf" redefined [-Werror] 43 | #define ia64_mf() asm volatile ("mf" ::: "memory") | In file included from /usr/include/ia64-linux-gnu/asm/intrinsics.h:20, from /usr/include/ia64-linux-gnu/asm/swab.h:11, from /usr/include/linux/swab.h:8, from /usr/include/linux/byteorder/little_endian.h:13, from /usr/include/ia64-linux-gnu/asm/byteorder.h:5, from /usr/src/linux/tools/include/uapi/linux/perf_event.h:20, from libbpf.c:36: /usr/include/ia64-linux-gnu/asm/gcc_intrin.h:382: note: this is the location of the previous definition 382 | #define ia64_mf() __asm__ volatile ("mf" ::: "memory") | cc1: all warnings being treated as errors Thus, remove the definition from tools/arch/ia64/include/asm/barrier.h. Signed-off-by: John Paul Adrian Glaubitz Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- tools/arch/ia64/include/asm/barrier.h | 3 --- 1 file changed, 3 deletions(-) diff --git a/tools/arch/ia64/include/asm/barrier.h b/tools/arch/ia64/include/asm/barrier.h index d808ee0e77b5..90f8bbd9aede 100644 --- a/tools/arch/ia64/include/asm/barrier.h +++ b/tools/arch/ia64/include/asm/barrier.h @@ -39,9 +39,6 @@ * sequential memory pages only. */ -/* XXX From arch/ia64/include/uapi/asm/gcc_intrin.h */ -#define ia64_mf() asm volatile ("mf" ::: "memory") - #define mb() ia64_mf() #define rmb() mb() #define wmb() mb() -- 2.30.2