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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 D446FC433ED for ; Tue, 11 May 2021 13:49:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A452561480 for ; Tue, 11 May 2021 13:49:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231738AbhEKNue (ORCPT ); Tue, 11 May 2021 09:50:34 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:2704 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231669AbhEKNuU (ORCPT ); Tue, 11 May 2021 09:50:20 -0400 Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FffN86GQHz1BL6b; 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 21:49:02 +0800 From: Miaohe Lin To: CC: , , , , , , , , , , , , , , , , Subject: [PATCH v3 1/5] mm/huge_memory.c: remove dedicated macro HPAGE_CACHE_INDEX_MASK Date: Tue, 11 May 2021 21:48:53 +0800 Message-ID: <20210511134857.1581273-2-linmiaohe@huawei.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210511134857.1581273-1-linmiaohe@huawei.com> References: <20210511134857.1581273-1-linmiaohe@huawei.com> 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 Rewrite the pgoff checking logic to remove macro HPAGE_CACHE_INDEX_MASK which is only used here to simplify the code. Reviewed-by: Yang Shi Reviewed-by: Anshuman Khandual Reviewed-by: David Hildenbrand Signed-off-by: Miaohe Lin --- include/linux/huge_mm.h | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 9626fda5efce..0a526f211fec 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -152,15 +152,13 @@ static inline bool __transparent_hugepage_enabled(struct vm_area_struct *vma) bool transparent_hugepage_enabled(struct vm_area_struct *vma); -#define HPAGE_CACHE_INDEX_MASK (HPAGE_PMD_NR - 1) - static inline bool transhuge_vma_suitable(struct vm_area_struct *vma, unsigned long haddr) { /* Don't have to check pgoff for anonymous vma */ if (!vma_is_anonymous(vma)) { - if (((vma->vm_start >> PAGE_SHIFT) & HPAGE_CACHE_INDEX_MASK) != - (vma->vm_pgoff & HPAGE_CACHE_INDEX_MASK)) + if (!IS_ALIGNED((vma->vm_start >> PAGE_SHIFT) - vma->vm_pgoff, + HPAGE_PMD_NR)) return false; } -- 2.23.0