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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 AAEA1C43461 for ; Fri, 16 Apr 2021 22:46:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 91723613CF for ; Fri, 16 Apr 2021 22:46:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234886AbhDPWql (ORCPT ); Fri, 16 Apr 2021 18:46:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:53482 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234797AbhDPWqk (ORCPT ); Fri, 16 Apr 2021 18:46:40 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 82FAE613D1; Fri, 16 Apr 2021 22:46:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1618613175; bh=TLb5oVVx1Av3NYepD3n/B/8RNdcDVOkGEad/izZ0U3E=; h=Date:From:To:Subject:In-Reply-To:From; b=GcMI0lMtCtXIINm7UTE1uADsFK4utklcxxSXfrPiOtBpyIhTc1eU1JwNbSSduUJd5 f4g8o+oCJ6cycEpDlw9RacY8na1AS6H99pmq7tJEC6IhaOUVoK57/6aXOikAECkpoR q0T4monidEVmCH61lxBiifW8Xu2Nng4MVPyWG2Xg= Date: Fri, 16 Apr 2021 15:46:15 -0700 From: Andrew Morton To: akpm@linux-foundation.org, glaubitz@physik.fu-berlin.de, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 08/12] ia64: tools: remove duplicate definition of ia64_mf() on ia64 Message-ID: <20210416224615._syscQRrG%akpm@linux-foundation.org> In-Reply-To: <20210416154523.3f9794326e8e1db549873cf8@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: John Paul Adrian Glaubitz Subject: ia64: tools: remove duplicate definition of ia64_mf() on ia64 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 --- tools/arch/ia64/include/asm/barrier.h | 3 --- 1 file changed, 3 deletions(-) --- a/tools/arch/ia64/include/asm/barrier.h~ia64-tools-remove-duplicate-definition-of-ia64_mf-on-ia64 +++ a/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() _