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=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 B513AC54FD0 for ; Wed, 22 Apr 2020 01:52:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9E6D920722 for ; Wed, 22 Apr 2020 01:52:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726403AbgDVBwh (ORCPT ); Tue, 21 Apr 2020 21:52:37 -0400 Received: from foss.arm.com ([217.140.110.172]:41954 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725912AbgDVBwf (ORCPT ); Tue, 21 Apr 2020 21:52:35 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 557BF1042; Tue, 21 Apr 2020 18:52:35 -0700 (PDT) Received: from p8cg001049571a15.arm.com (unknown [10.163.1.9]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id CBF6C3F73D; Tue, 21 Apr 2020 18:52:32 -0700 (PDT) From: Anshuman Khandual To: linux-mm@kvack.org Cc: Anshuman Khandual , Benjamin Herrenschmidt , Michael Ellerman , Paul Mackerras , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 1/2] powerpc/mm: Drop platform defined pmd_mknotpresent() Date: Wed, 22 Apr 2020 07:22:05 +0530 Message-Id: <1587520326-10099-2-git-send-email-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1587520326-10099-1-git-send-email-anshuman.khandual@arm.com> References: <1587520326-10099-1-git-send-email-anshuman.khandual@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Platform needs to define pmd_mknotpresent() for generic pmdp_invalidate() only when __HAVE_ARCH_PMDP_INVALIDATE is not subscribed. Otherwise platform specific pmd_mknotpresent() is not required. Hence just drop it. Cc: Benjamin Herrenschmidt Cc: Michael Ellerman Cc: Paul Mackerras Cc: linuxppc-dev@lists.ozlabs.org Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- arch/powerpc/include/asm/book3s/64/pgtable.h | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 368b136517e0..d6438659926c 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -1168,10 +1168,6 @@ static inline int pmd_large(pmd_t pmd) return !!(pmd_raw(pmd) & cpu_to_be64(_PAGE_PTE)); } -static inline pmd_t pmd_mknotpresent(pmd_t pmd) -{ - return __pmd(pmd_val(pmd) & ~_PAGE_PRESENT); -} /* * For radix we should always find H_PAGE_HASHPTE zero. Hence * the below will work for radix too -- 2.20.1