From nobody Mon Feb 9 15:26:55 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 D2D02C04FDF for ; Tue, 1 Aug 2023 02:20:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232016AbjHACUK (ORCPT ); Mon, 31 Jul 2023 22:20:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56782 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231738AbjHACUF (ORCPT ); Mon, 31 Jul 2023 22:20:05 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 993F71BF0 for ; Mon, 31 Jul 2023 19:20:04 -0700 (PDT) Received: from dggpemm100001.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RFJh45z2lzrRx1; Tue, 1 Aug 2023 10:19:00 +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; Tue, 1 Aug 2023 10:20:01 +0800 From: Kefeng Wang To: Andrew Morton , Catalin Marinas , Will Deacon , Mike Kravetz , Muchun Song , Mina Almasry , , , , , CC: , , <21cnbao@gmail.com>, Kefeng Wang , Muchun Song Subject: [PATCH v2 1/2] mm: hugetlb: use flush_hugetlb_tlb_range() in move_hugetlb_page_tables() Date: Tue, 1 Aug 2023 10:31:44 +0800 Message-ID: <20230801023145.17026-2-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230801023145.17026-1-wangkefeng.wang@huawei.com> References: <20230801023145.17026-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) 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 hugepage tlb, so use the more applicable flush_hugetlb_tlb_range() instead of flush_tlb_range(). Reviewed-by: Mike Kravetz Acked-by: Muchun Song Fixes: 550a7d60bd5e ("mm, hugepages: add mremap() support for hugepage back= ed vma") Signed-off-by: Kefeng Wang --- mm/hugetlb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 64a3239b6407..ac876bfba340 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -5281,9 +5281,9 @@ int move_hugetlb_page_tables(struct vm_area_struct *v= ma, } =20 if (shared_pmd) - flush_tlb_range(vma, range.start, range.end); + flush_hugetlb_tlb_range(vma, range.start, range.end); else - flush_tlb_range(vma, old_end - len, old_end); + flush_hugetlb_tlb_range(vma, old_end - len, old_end); mmu_notifier_invalidate_range_end(&range); i_mmap_unlock_write(mapping); hugetlb_vma_unlock_write(vma); --=20 2.41.0