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=-16.7 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=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 C0297C433E0 for ; Fri, 5 Feb 2021 09:26:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B99464F95 for ; Fri, 5 Feb 2021 09:26:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230138AbhBEJ0b (ORCPT ); Fri, 5 Feb 2021 04:26:31 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:11684 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229625AbhBEJXV (ORCPT ); Fri, 5 Feb 2021 04:23:21 -0500 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4DX8zP4JHNzlH8q; Fri, 5 Feb 2021 17:20:49 +0800 (CST) Received: from huawei.com (10.175.104.175) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.498.0; Fri, 5 Feb 2021 17:22:21 +0800 From: Miaohe Lin To: , CC: , , Subject: [PATCH] mm/hugetlb: use helper huge_page_size() to simplify the hugetlb_vm_op_pagesize() Date: Fri, 5 Feb 2021 04:22:09 -0500 Message-ID: <20210205092209.16024-1-linmiaohe@huawei.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.104.175] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We can use helper huge_page_size() to get the size of the pages allocated when backing a VMA directly to make the code more simplified. Signed-off-by: Miaohe Lin --- mm/hugetlb.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 18628f8dbfb0..3eea2a34d9f5 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -3647,9 +3647,7 @@ static int hugetlb_vm_op_split(struct vm_area_struct *vma, unsigned long addr) static unsigned long hugetlb_vm_op_pagesize(struct vm_area_struct *vma) { - struct hstate *hstate = hstate_vma(vma); - - return 1UL << huge_page_shift(hstate); + return huge_page_size(hstate_vma(vma)); } /* -- 2.19.1