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 X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED1AEC3A5A2 for ; Tue, 10 Sep 2019 10:30:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD97D216F4 for ; Tue, 10 Sep 2019 10:30:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393699AbfIJKav (ORCPT ); Tue, 10 Sep 2019 06:30:51 -0400 Received: from mx2.suse.de ([195.135.220.15]:59252 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729118AbfIJKav (ORCPT ); Tue, 10 Sep 2019 06:30:51 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 9D176B12E; Tue, 10 Sep 2019 10:30:23 +0000 (UTC) From: Oscar Salvador To: n-horiguchi@ah.jp.nec.com Cc: mhocko@kernel.org, mike.kravetz@oracle.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Oscar Salvador Subject: [PATCH 01/10] mm,hwpoison: cleanup unused PageHuge() check Date: Tue, 10 Sep 2019 12:30:07 +0200 Message-Id: <20190910103016.14290-2-osalvador@suse.de> X-Mailer: git-send-email 2.13.7 In-Reply-To: <20190910103016.14290-1-osalvador@suse.de> References: <20190910103016.14290-1-osalvador@suse.de> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Naoya Horiguchi memory_failure() forks to memory_failure_hugetlb() for hugetlb pages, so a PageHuge() check after the fork should not be necessary. Signed-off-by: Oscar Salvador Signed-off-by: Naoya Horiguchi Reviewed-by: Anshuman Khandual --- mm/memory-failure.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 7ef849da8278..e43b61462fd5 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1353,10 +1353,7 @@ int memory_failure(unsigned long pfn, int flags) * page_remove_rmap() in try_to_unmap_one(). So to determine page status * correctly, we save a copy of the page flags at this time. */ - if (PageHuge(p)) - page_flags = hpage->flags; - else - page_flags = p->flags; + page_flags = p->flags; /* * unpoison always clear PG_hwpoison inside page lock -- 2.12.3