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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9EB6CC433EF for ; Mon, 14 Feb 2022 02:32:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239603AbiBNCcP (ORCPT ); Sun, 13 Feb 2022 21:32:15 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:45274 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239604AbiBNCcA (ORCPT ); Sun, 13 Feb 2022 21:32:00 -0500 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id BCA4D55BC0; Sun, 13 Feb 2022 18:31:42 -0800 (PST) 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 5B1071396; Sun, 13 Feb 2022 18:31:42 -0800 (PST) Received: from p8cg001049571a15.arm.com (unknown [10.163.47.15]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 580693F718; Sun, 13 Feb 2022 18:31:40 -0800 (PST) From: Anshuman Khandual To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, Anshuman Khandual , Christoph Hellwig , Andrew Morton , linux-arch@vger.kernel.org Subject: [PATCH 13/30] mm/mmap: Drop arch_vm_get_page_pgprot() Date: Mon, 14 Feb 2022 08:00:36 +0530 Message-Id: <1644805853-21338-14-git-send-email-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1644805853-21338-1-git-send-email-anshuman.khandual@arm.com> References: <1644805853-21338-1-git-send-email-anshuman.khandual@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org There are no platforms left which use arch_vm_get_page_prot(). Just drop arch_vm_get_page_prot() construct and simplify remaining code. Cc: Andrew Morton Cc: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual --- include/linux/mman.h | 4 ---- mm/mmap.c | 10 +--------- 2 files changed, 1 insertion(+), 13 deletions(-) diff --git a/include/linux/mman.h b/include/linux/mman.h index b66e91b8176c..58b3abd457a3 100644 --- a/include/linux/mman.h +++ b/include/linux/mman.h @@ -93,10 +93,6 @@ static inline void vm_unacct_memory(long pages) #define arch_calc_vm_flag_bits(flags) 0 #endif -#ifndef arch_vm_get_page_prot -#define arch_vm_get_page_prot(vm_flags) __pgprot(0) -#endif - #ifndef arch_validate_prot /* * This is called from mprotect(). PROT_GROWSDOWN and PROT_GROWSUP have diff --git a/mm/mmap.c b/mm/mmap.c index 70a75ea91e94..2fc597cf8b8d 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -102,7 +102,7 @@ static void unmap_region(struct mm_struct *mm, * w: (no) no * x: (yes) yes */ -static inline pgprot_t __vm_get_page_prot(unsigned long vm_flags) +pgprot_t vm_get_page_prot(unsigned long vm_flags) { switch (vm_flags & (VM_READ | VM_WRITE | VM_EXEC | VM_SHARED)) { case VM_NONE: @@ -141,14 +141,6 @@ static inline pgprot_t __vm_get_page_prot(unsigned long vm_flags) BUILD_BUG(); } } - -pgprot_t vm_get_page_prot(unsigned long vm_flags) -{ - pgprot_t ret = __pgprot(pgprot_val(__vm_get_page_prot(vm_flags)) | - pgprot_val(arch_vm_get_page_prot(vm_flags))); - - return ret; -} EXPORT_SYMBOL(vm_get_page_prot); #endif /* CONFIG_ARCH_HAS_VM_GET_PAGE_PROT */ -- 2.25.1