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 39740C4321E for ; Tue, 22 Feb 2022 05:33:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229673AbiBVFdc (ORCPT ); Tue, 22 Feb 2022 00:33:32 -0500 Received: from gmail-smtp-in.l.google.com ([23.128.96.19]:35320 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229681AbiBVFdA (ORCPT ); Tue, 22 Feb 2022 00:33:00 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B97196838 for ; Mon, 21 Feb 2022 21:32:33 -0800 (PST) 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 9DF60B81869 for ; Tue, 22 Feb 2022 04:57:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6DCDC340E8; Tue, 22 Feb 2022 04:57:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1645505836; bh=jjiieUk/Kfh8fCzVbZ0lXf+gKTpRHdkVtB2IjIiRUeI=; h=Date:To:From:Subject:From; b=TDkYbdWQ3v1mS76y14MgzjaWZQR/lB623nDjMWBRkjTb5XcU3b2I5Xg1yhid7Iy65 TbmKEX0GF8F7leAuLodNqvy/L86T531u5HvTsgG4e01OBL7Qtb8L1Y5rfvuozUsJ5o 6KvXYWknzN2uWTp4hOyYx5wW7eCFfx+DFhEV/Gls= Date: Mon, 21 Feb 2022 20:57:16 -0800 To: mm-commits@vger.kernel.org, naoya.horiguchi@nec.com, linmiaohe@huawei.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-memory-failurec-remove-unnecessary-pagetranstail-check.patch added to -mm tree Message-Id: <20220222045716.C6DCDC340E8@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/memory-failure.c: remove unnecessary PageTransTail check has been added to the -mm tree. Its filename is mm-memory-failurec-remove-unnecessary-pagetranstail-check.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/mm-memory-failurec-remove-unnecessary-pagetranstail-check.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/mm-memory-failurec-remove-unnecessary-pagetranstail-check.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Miaohe Lin Subject: mm/memory-failure.c: remove unnecessary PageTransTail check When we reach here, we're guaranteed to have non-compound page as thp is already splited. Remove this unnecessary PageTransTail check. Link: https://lkml.kernel.org/r/20220218090118.1105-9-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Acked-by: Naoya Horiguchi Signed-off-by: Andrew Morton --- mm/memory-failure.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/memory-failure.c~mm-memory-failurec-remove-unnecessary-pagetranstail-check +++ a/mm/memory-failure.c @@ -1844,7 +1844,7 @@ try_again: * page_lock. We need wait writeback completion for this page or it * may trigger vfs BUG while evict inode. */ - if (!PageTransTail(p) && !PageLRU(p) && !PageWriteback(p)) + if (!PageLRU(p) && !PageWriteback(p)) goto identify_page_state; /* _ Patches currently in -mm which might be from linmiaohe@huawei.com are mm-memremap-avoid-calling-kasan_remove_zero_shadow-for-device-private-memory.patch filemap-remove-find_get_pages.patch mm-use-helper-function-range_in_vma.patch mm-sparse-make-mminit_validate_memmodel_limits-static.patch mm-vmalloc-remove-unneeded-function-forward-declaration.patch mm-mmzoneh-remove-unused-macros.patch mm-memory-failurec-minor-clean-up-for-memory_failure_dev_pagemap.patch mm-memory-failurec-catch-unexpected-efault-from-vma_address.patch mm-memory-failurec-rework-the-signaling-logic-in-kill_proc.patch mm-memory-failurec-fix-race-with-changing-page-more-robustly.patch mm-memory-failurec-remove-pageslab-check-in-hwpoison_filter_dev.patch mm-memory-failurec-rework-the-try_to_unmap-logic-in-hwpoison_user_mappings.patch mm-memory-failurec-remove-obsolete-comment-in-__soft_offline_page.patch mm-memory-failurec-remove-unnecessary-pagetranstail-check.patch mm-hwpoison-inject-support-injecting-hwpoison-to-free-page.patch mm-ksm-use-helper-macro-__attr_rw.patch mm-balloon_compaction-make-balloon-page-compaction-callbacks-static.patch mm-memory_hotplug-remove-obsolete-comment-of-__add_pages.patch mm-memory_hotplug-avoid-calling-zone_intersects-for-zone_normal.patch mm-memory_hotplug-clean-up-try_offline_node.patch mm-memory_hotplug-fix-misplaced-comment-in-offline_pages.patch mm-highmem-remove-unnecessary-done-label.patch mm-hmmc-remove-unneeded-local-variable-ret.patch