From nobody Mon Feb 9 09:09:53 2026 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 EC479C001DE for ; Mon, 31 Jul 2023 07:39:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231470AbjGaHjg (ORCPT ); Mon, 31 Jul 2023 03:39:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229755AbjGaHjV (ORCPT ); Mon, 31 Jul 2023 03:39:21 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6EB7F115 for ; Mon, 31 Jul 2023 00:39:18 -0700 (PDT) Received: from dggpemm100001.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RDqm74d7YzNmbC; Mon, 31 Jul 2023 15:35:51 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by dggpemm100001.china.huawei.com (7.185.36.93) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Mon, 31 Jul 2023 15:39:15 +0800 From: Kefeng Wang To: Andrew Morton , Catalin Marinas , Will Deacon , Mike Kravetz , Muchun Song , Mina Almasry , , , , , CC: , , Kefeng Wang Subject: [PATCH 3/4] mm: mremap: use flush_pud_tlb_range in move_normal_pud() Date: Mon, 31 Jul 2023 15:48:28 +0800 Message-ID: <20230731074829.79309-4-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230731074829.79309-1-wangkefeng.wang@huawei.com> References: <20230731074829.79309-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To dggpemm100001.china.huawei.com (7.185.36.93) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Archs may need to do special things when flushing thp tlb, so use the more applicable flush_pud_tlb_range() instead of flush_tlb_range(). Fixes: c49dd3401802 ("mm: speedup mremap on 1GB or larger regions") Signed-off-by: Kefeng Wang --- mm/mremap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/mremap.c b/mm/mremap.c index 1883205fa22b..25114e56901f 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -333,7 +333,7 @@ static bool move_normal_pud(struct vm_area_struct *vma,= unsigned long old_addr, VM_BUG_ON(!pud_none(*new_pud)); =20 pud_populate(mm, new_pud, pud_pgtable(pud)); - flush_tlb_range(vma, old_addr, old_addr + PUD_SIZE); + flush_pud_tlb_range(vma, old_addr, old_addr + PUD_SIZE); if (new_ptl !=3D old_ptl) spin_unlock(new_ptl); spin_unlock(old_ptl); --=20 2.41.0