From patchwork Thu Mar 10 19:18:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kara X-Patchwork-Id: 8559641 Return-Path: X-Original-To: patchwork-linux-fsdevel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B0492C0556 for ; Thu, 10 Mar 2016 19:18:45 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D466720389 for ; Thu, 10 Mar 2016 19:18:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7553720382 for ; Thu, 10 Mar 2016 19:18:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753161AbcCJTSl (ORCPT ); Thu, 10 Mar 2016 14:18:41 -0500 Received: from mx2.suse.de ([195.135.220.15]:37756 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752582AbcCJTSh (ORCPT ); Thu, 10 Mar 2016 14:18:37 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 085F6ABE7; Thu, 10 Mar 2016 19:18:34 +0000 (UTC) Received: by quack.suse.cz (Postfix, from userid 1000) id 23FDF82520; Thu, 10 Mar 2016 20:18:57 +0100 (CET) From: Jan Kara To: linux-fsdevel@vger.kernel.org Cc: "Wilcox, Matthew R" , Ross Zwisler , Dan Williams , linux-nvdimm@lists.01.org, NeilBrown , Jan Kara Subject: [PATCH 03/12] mm: Remove VM_FAULT_MINOR Date: Thu, 10 Mar 2016 20:18:46 +0100 Message-Id: <1457637535-21633-4-git-send-email-jack@suse.cz> X-Mailer: git-send-email 2.6.2 In-Reply-To: <1457637535-21633-1-git-send-email-jack@suse.cz> References: <1457637535-21633-1-git-send-email-jack@suse.cz> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The define has a comment from Nick Pigging from 2007: /* For backwards compat. Remove me quickly. */ I guess 9 years should not be too hurried sense of 'quickly' even for kernel measures. Signed-off-by: Jan Kara --- arch/arm/mm/fault.c | 2 +- arch/arm64/mm/fault.c | 2 +- arch/unicore32/mm/fault.c | 2 +- arch/xtensa/mm/fault.c | 2 +- include/linux/mm.h | 2 -- 5 files changed, 4 insertions(+), 6 deletions(-) diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index daafcf121ce0..ad5841856007 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -346,7 +346,7 @@ retry: up_read(&mm->mmap_sem); /* - * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR + * Handle the "normal" case first - VM_FAULT_MAJOR */ if (likely(!(fault & (VM_FAULT_ERROR | VM_FAULT_BADMAP | VM_FAULT_BADACCESS)))) return 0; diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index abe2a9542b3a..97135b61b32a 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -295,7 +295,7 @@ retry: up_read(&mm->mmap_sem); /* - * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR + * Handle the "normal" case first - VM_FAULT_MAJOR */ if (likely(!(fault & (VM_FAULT_ERROR | VM_FAULT_BADMAP | VM_FAULT_BADACCESS)))) diff --git a/arch/unicore32/mm/fault.c b/arch/unicore32/mm/fault.c index afccef5529cc..2ec3d3adcefc 100644 --- a/arch/unicore32/mm/fault.c +++ b/arch/unicore32/mm/fault.c @@ -276,7 +276,7 @@ retry: up_read(&mm->mmap_sem); /* - * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR + * Handle the "normal" case first - VM_FAULT_MAJOR */ if (likely(!(fault & (VM_FAULT_ERROR | VM_FAULT_BADMAP | VM_FAULT_BADACCESS)))) diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c index c9784c1b18d8..7f4a1fdb1502 100644 --- a/arch/xtensa/mm/fault.c +++ b/arch/xtensa/mm/fault.c @@ -146,7 +146,7 @@ good_area: perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address); if (flags & VM_FAULT_MAJOR) perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, address); - else if (flags & VM_FAULT_MINOR) + else perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, address); return; diff --git a/include/linux/mm.h b/include/linux/mm.h index 516e14944339..37f319d7636e 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1051,8 +1051,6 @@ static inline void clear_page_pfmemalloc(struct page *page) * just gets major/minor fault counters bumped up. */ -#define VM_FAULT_MINOR 0 /* For backwards compat. Remove me quickly. */ - #define VM_FAULT_OOM 0x0001 #define VM_FAULT_SIGBUS 0x0002 #define VM_FAULT_MAJOR 0x0004