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[2620:137:e000::1:20]) by mx.google.com with ESMTP id fd28-20020a056a002e9c00b0067d12984ec5si3174383pfb.289.2023.07.31.01.13.12; Mon, 31 Jul 2023 01:13:25 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230458AbjGaHjY (ORCPT + 99 others); Mon, 31 Jul 2023 03:39:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47350 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229487AbjGaHjT (ORCPT ); Mon, 31 Jul 2023 03:39:19 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A8D8110C for ; Mon, 31 Jul 2023 00:39:17 -0700 (PDT) Received: from dggpemm100001.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4RDqm627jmzNmP9; Mon, 31 Jul 2023 15:35:50 +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 15:39:14 +0800 From: Kefeng Wang To: Andrew Morton , Catalin Marinas , Will Deacon , Mike Kravetz , Muchun Song , Mina Almasry , , , , , CC: , , Kefeng Wang Subject: [PATCH 1/4] mm: hugetlb: use flush_hugetlb_tlb_range() in move_hugetlb_page_tables() Date: Mon, 31 Jul 2023 15:48:26 +0800 Message-ID: <20230731074829.79309-2-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 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 X-Spam-Status: No, score=-2.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1772923078727086084 X-GMAIL-MSGID: 1772923078727086084 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(). Fixes: 550a7d60bd5e ("mm, hugepages: add mremap() support for hugepage backed vma") Signed-off-by: Kefeng Wang Reviewed-by: Mike Kravetz Acked-by: Muchun Song --- 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 *vma, } 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);