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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 936A2C43460 for ; Tue, 11 May 2021 13:49:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 613E9613AF for ; Tue, 11 May 2021 13:49:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231696AbhEKNuV (ORCPT ); Tue, 11 May 2021 09:50:21 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:2700 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231476AbhEKNuT (ORCPT ); Tue, 11 May 2021 09:50:19 -0400 Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FffN84x6Hz1BKTv; Tue, 11 May 2021 21:46:32 +0800 (CST) Received: from huawei.com (10.175.104.170) by DGGEMS405-HUB.china.huawei.com (10.3.19.205) with Microsoft SMTP Server id 14.3.498.0; Tue, 11 May 2021 21:49:01 +0800 From: Miaohe Lin To: CC: , , , , , , , , , , , , , , , , Subject: [PATCH v3 0/5] Cleanup and fixup for huge_memory Date: Tue, 11 May 2021 21:48:52 +0800 Message-ID: <20210511134857.1581273-1-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.104.170] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi all, This series contains cleanups to remove dedicated macro and remove unnecessary tlb_remove_page_size() for huge zero pmd. Also this adds missing read-only THP checking for transparent_hugepage_enabled() and avoids discarding hugepage if other processes are mapping it. More details can be found in the respective changelogs. Thanks! v2->v3: collect Reviewed-by and Acked-by tag rename transhuge_vma_enabled to transparent_hugepage_active and add helper file_thp_enabled per David Hildenbrand v1->v2: collect Reviewed-by tag add missing check for read-only THP per Yang Shi Miaohe Lin (5): mm/huge_memory.c: remove dedicated macro HPAGE_CACHE_INDEX_MASK mm/huge_memory.c: use page->deferred_list mm/huge_memory.c: add missing read-only THP checking in transparent_hugepage_enabled() mm/huge_memory.c: remove unnecessary tlb_remove_page_size() for huge zero pmd mm/huge_memory.c: don't discard hugepage if other processes are mapping it fs/proc/task_mmu.c | 2 +- include/linux/huge_mm.h | 33 ++++++++++++++++++++++----------- mm/huge_memory.c | 20 +++++++++++++------- mm/khugepaged.c | 4 +--- mm/shmem.c | 3 +-- 5 files changed, 38 insertions(+), 24 deletions(-) -- 2.23.0