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=-19.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 29A06C49361 for ; Wed, 16 Jun 2021 03:21:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1351961246 for ; Wed, 16 Jun 2021 03:21:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230334AbhFPDXe (ORCPT ); Tue, 15 Jun 2021 23:23:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:42742 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230076AbhFPDXW (ORCPT ); Tue, 15 Jun 2021 23:23:22 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 7C57D613D3; Wed, 16 Jun 2021 03:21:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1623813677; bh=KDnBZ2GHbeI0IjN+6nTEJv7f76MsISUAkc+t+tLuGYc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PzjhJGz+SpVdoASezCgMOqvFDc6hpGx6dhaMfNT9d5C3EW5ZginQ8GoKPB++A3vcf mCA1iyMzMRD4kGdYNFop8UHd+LylSRGCEqS95/ANcsATNeBwu4cI8LBeryq3thgosO yQi1F9CVZYfIos9SGUQA4pGMvh1tSEYrWsTzooKVBHRnkbzwtgNVsOTfCgl4k/Opeo k9nMFSDm+g02ufFTu3JBOlCV0vuWSCC21abQU/0X6NWwkRU3SQNfncb11RtDGfxupu OdwaU/nM5Ufaa3K+4Rkyg59DyhQwst1aPszUA14M5pVv1r/xV38Hw5z+dLarYjPmW4 DJrD1z+n9Btiw== From: Andy Lutomirski To: x86@kernel.org Cc: Dave Hansen , LKML , linux-mm@kvack.org, Andrew Morton , Andy Lutomirski , Mathieu Desnoyers , Nicholas Piggin , Peter Zijlstra Subject: [PATCH 3/8] membarrier: Remove membarrier_arch_switch_mm() prototype in core code Date: Tue, 15 Jun 2021 20:21:08 -0700 Message-Id: <2d45c55c4fbbe38317ff625e2a2158b6fbe0dc2d.1623813516.git.luto@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org membarrier_arch_switch_mm()'s sole implementation and caller are in arch/powerpc. Having a fallback implementation in include/linux is confusing -- remove it. It's still mentioned in a comment, but a subsequent patch will remove it. Cc: Mathieu Desnoyers Cc: Nicholas Piggin Cc: Peter Zijlstra Signed-off-by: Andy Lutomirski --- include/linux/sched/mm.h | 7 ------- 1 file changed, 7 deletions(-) diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index 24d97d1b6252..10aace21d25e 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -350,13 +350,6 @@ extern void membarrier_exec_mmap(struct mm_struct *mm); extern void membarrier_update_current_mm(struct mm_struct *next_mm); #else -#ifdef CONFIG_ARCH_HAS_MEMBARRIER_CALLBACKS -static inline void membarrier_arch_switch_mm(struct mm_struct *prev, - struct mm_struct *next, - struct task_struct *tsk) -{ -} -#endif static inline void membarrier_exec_mmap(struct mm_struct *mm) { } -- 2.31.1