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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18E2AC433EF for ; Tue, 10 May 2022 04:18:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235707AbiEJEWY (ORCPT ); Tue, 10 May 2022 00:22:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38102 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236169AbiEJEUj (ORCPT ); Tue, 10 May 2022 00:20:39 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC7072DAB4 for ; Mon, 9 May 2022 21:15:46 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 6A048B81B10 for ; Tue, 10 May 2022 04:15:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 23DFEC385C2; Tue, 10 May 2022 04:15:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1652156144; bh=VpDgzRWVUvz52AiBJnXvIONKAgqB3cznr6NsH5RuSAE=; h=Date:To:From:Subject:From; b=dxNtCLCvnOBn5txPmUG4Lt7L1TSVlbTE+KkZMWHZe/oRobpWk1kImcEenHcO6VogB gRLvmhhaOZQbMw1RGHk10ook+RCc4Y9Oq6ogV5zKNiB0XzxaWcmsUN2qx9HQYzFstj 2Azvah7x9WYmSyiMvH6WU30wIKSF41i1zF3G0+rE= Date: Mon, 09 May 2022 21:15:43 -0700 To: mm-commits@vger.kernel.org, rcampbell@nvidia.com, peterx@redhat.com, naoya.horiguchi@nec.com, hughd@google.com, apopple@nvidia.com, zhanghongchen@loongson.cn, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-swapops-make-is_pmd_migration_entry-more-strict.patch removed from -mm tree Message-Id: <20220510041544.23DFEC385C2@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: mm/swapops: make is_pmd_migration_entry more strict has been removed from the -mm tree. Its filename was mm-swapops-make-is_pmd_migration_entry-more-strict.patch This patch was dropped because it was merged into mm-stable ------------------------------------------------------ From: Hongchen Zhang Subject: mm/swapops: make is_pmd_migration_entry more strict A pmd migration entry should first be a swap pmd,so use is_swap_pmd(pmd) instead of !pmd_present(pmd). On the other hand, some architecture (MIPS for example) may misjudge a pmd_none entry as a pmd migration entry. Link: https://lkml.kernel.org/r/1651131333-6386-1-git-send-email-zhanghongchen@loongson.cn Signed-off-by: Hongchen Zhang Acked-by: Peter Xu Cc: Alistair Popple Cc: Ralph Campbell Cc: Naoya Horiguchi Cc: Hugh Dickins Signed-off-by: Andrew Morton --- include/linux/swapops.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/include/linux/swapops.h~mm-swapops-make-is_pmd_migration_entry-more-strict +++ a/include/linux/swapops.h @@ -331,7 +331,7 @@ static inline pmd_t swp_entry_to_pmd(swp static inline int is_pmd_migration_entry(pmd_t pmd) { - return !pmd_present(pmd) && is_migration_entry(pmd_to_swp_entry(pmd)); + return is_swap_pmd(pmd) && is_migration_entry(pmd_to_swp_entry(pmd)); } #else static inline int set_pmd_migration_entry(struct page_vma_mapped_walk *pvmw, _ Patches currently in -mm which might be from zhanghongchen@loongson.cn are