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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 4309AC31E44 for ; Mon, 17 Jun 2019 04:38:16 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 03A01218A0 for ; Mon, 17 Jun 2019 04:38:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 03A01218A0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=au1.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B09748E0006; Mon, 17 Jun 2019 00:38:15 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A41908E0001; Mon, 17 Jun 2019 00:38:15 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 86D438E0006; Mon, 17 Jun 2019 00:38:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from mail-yw1-f71.google.com (mail-yw1-f71.google.com [209.85.161.71]) by kanga.kvack.org (Postfix) with ESMTP id 636438E0001 for ; Mon, 17 Jun 2019 00:38:15 -0400 (EDT) Received: by mail-yw1-f71.google.com with SMTP id p18so11020496ywe.17 for ; Sun, 16 Jun 2019 21:38:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-original-authentication-results:x-gm-message-state:from:to:cc :subject:date:in-reply-to:references:mime-version :content-transfer-encoding:message-id; bh=JNUaZIXkWp18dhJiS+301s789BGEgEjFsfsmKAuMekU=; b=lYELmUo2zX0KNTA810YPviYHr2IeR0kkf7JLOYOwzLLi/v5QygoxA9/enjFtLmZ0po rGJv+ED/mGkDuf3kDnqZWIX+kD1rrm/KIQ0c0qtJFp1lvc8SrL2N4El+WGHdGMsayWzO vWEVtNTHh3ufhOHO9BPUwf3+V1BkaS65M0vQZocgT3MpY3/eGeRpynYI6Sj+4xRM4jak KIJ+oxbDSjsGbaygXWNGhaq6bov61CyC6R4LFpMD2w/VchZRM54RlsiJUiPue8F2sP6T Ttgzgk7IFYuxcH2KJRVuawr/1wSN26TvmH6JRsNwXGHc0Mq80zCttnXVvSIQhx/Mv+7r MMzQ== X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of alastair@au1.ibm.com designates 148.163.158.5 as permitted sender) smtp.mailfrom=alastair@au1.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com X-Gm-Message-State: APjAAAXEDMhYmmosEBqy/VNC8rvma70SMrFI//qI1zQCjW+TrD6qEzns 1SphZIpXPxHAileplsAhBGozNAk3WtRLyKZbP+Siku16oEKC9O/MyK1uNZww2/DiRt+ebBdheEU jRzprte1KUpBMPjdUsQwrgKYjLWLksKDPtYu2DKyQof6RlDLbkzG4NcHRj/uwiYmKIQ== X-Received: by 2002:a81:1c11:: with SMTP id c17mr61664580ywc.402.1560746295123; Sun, 16 Jun 2019 21:38:15 -0700 (PDT) X-Google-Smtp-Source: APXvYqxbVZCZO38Pfm9QW/+Fiq6pQyzs3E8FkcTVBQYWLIXwWsjE+zYlZ6A8fjhW7fOzYQkxsaZy X-Received: by 2002:a81:1c11:: with SMTP id c17mr61664568ywc.402.1560746294622; Sun, 16 Jun 2019 21:38:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1560746294; cv=none; d=google.com; s=arc-20160816; b=dMKaAQ0yUcKo3MvAUG3WF0CbCtmhzYcKOqxFZAnh9+CAB4mSwihx4p6OJJNkK+/1Sv 2Z/lb+6fcLmkc1zZhObkLkv934GhNGNlyWAJBs72NLbLnrHTNgdtprjA16D7vPjUZarR gMwybkoMWRGp7zXee/AunQ8IKVAiALtWb9yqwK/XWOnZxgotvHLQ0uysb/UKIOFwX55Z Z/pHeMhH+6KLFZZLOGgv4bQvgnTnpkSq5nHWd0voXXfK66SrwSM+CMTX8/A+77Dj7G6A sBlXdUm9MhMUvl61QNqSkA8soKCI+8WN9R1FLWqGfd6fOKJ96p86ZqBkLRdKjJpbo1Tr S0Bg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=message-id:content-transfer-encoding:mime-version:references :in-reply-to:date:subject:cc:to:from; bh=JNUaZIXkWp18dhJiS+301s789BGEgEjFsfsmKAuMekU=; b=XHuzpuXKP8bAo3iFuM9LBEaPYq7+HTQc4ew3mpx5hs84MjTzBBmtVitUyNvN4t8wE1 5aRFNGHb9WQaQsy5lTFXaO5/6lWgMikarHN8mk2b9hb8Nk5T4XxSw58eoc5nuufFiu83 tgp49NkShqk/27m2V9278PmGX1P0ivi6cjQrkWGJ1fPRzjrAEi9R3EV02OnI8GVzBhv5 7PxJXftji0HbiH1e/L0jt8alL1159wTPtvkaJkC0FpZETj0Z7u9FVQXEes+amg8QarMo 2Mny/Uqxq6iSbYfMxJW9RhffIjqD8RPylOPd7K9V/TbwzoLoBbZuIfrwJUymyGXM+pn4 VE5A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of alastair@au1.ibm.com designates 148.163.158.5 as permitted sender) smtp.mailfrom=alastair@au1.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com. [148.163.158.5]) by mx.google.com with ESMTPS id x11si3570580ywi.252.2019.06.16.21.38.14 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 16 Jun 2019 21:38:14 -0700 (PDT) Received-SPF: pass (google.com: domain of alastair@au1.ibm.com designates 148.163.158.5 as permitted sender) client-ip=148.163.158.5; Authentication-Results: mx.google.com; spf=pass (google.com: domain of alastair@au1.ibm.com designates 148.163.158.5 as permitted sender) smtp.mailfrom=alastair@au1.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x5H4c1hm087926 for ; Mon, 17 Jun 2019 00:38:14 -0400 Received: from e06smtp07.uk.ibm.com (e06smtp07.uk.ibm.com [195.75.94.103]) by mx0a-001b2d01.pphosted.com with ESMTP id 2t62a8juma-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 17 Jun 2019 00:38:14 -0400 Received: from localhost by e06smtp07.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 17 Jun 2019 05:38:12 +0100 Received: from b06cxnps3075.portsmouth.uk.ibm.com (9.149.109.195) by e06smtp07.uk.ibm.com (192.168.101.137) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Mon, 17 Jun 2019 05:38:06 +0100 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x5H4c5sM59900020 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 17 Jun 2019 04:38:06 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DF9CC4203F; Mon, 17 Jun 2019 04:38:05 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8D7BC42042; Mon, 17 Jun 2019 04:38:05 +0000 (GMT) Received: from ozlabs.au.ibm.com (unknown [9.192.253.14]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 17 Jun 2019 04:38:05 +0000 (GMT) Received: from adsilva.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 7B66FA0208; Mon, 17 Jun 2019 14:38:04 +1000 (AEST) From: "Alastair D'Silva" To: alastair@d-silva.org Cc: Andrew Morton , David Hildenbrand , Oscar Salvador , Michal Hocko , Pavel Tatashin , Wei Yang , Arun KS , Qian Cai , Thomas Gleixner , Ingo Molnar , Josh Poimboeuf , Konrad Rzeszutek Wilk , Peter Zijlstra , Jiri Kosina , Mukesh Ojha , Mike Rapoport , Baoquan He , Logan Gunthorpe , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/5] mm: Don't manually decrement num_poisoned_pages Date: Mon, 17 Jun 2019 14:36:29 +1000 X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190617043635.13201-1-alastair@au1.ibm.com> References: <20190617043635.13201-1-alastair@au1.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19061704-0028-0000-0000-0000037ADD8F X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19061704-0029-0000-0000-0000243ADFC2 Message-Id: <20190617043635.13201-4-alastair@au1.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-06-17_03:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=706 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906170042 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Alastair D'Silva Use the function written to do it instead. Signed-off-by: Alastair D'Silva --- mm/sparse.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/sparse.c b/mm/sparse.c index 66a99da9b11b..e2402937efe4 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -11,6 +11,8 @@ #include #include #include +#include +#include #include "internal.h" #include @@ -771,7 +773,7 @@ static void clear_hwpoisoned_pages(struct page *memmap, for (i = map_offset; i < nr_pages; i++) { if (PageHWPoison(&memmap[i])) { - atomic_long_sub(1, &num_poisoned_pages); + num_poisoned_pages_dec(); ClearPageHWPoison(&memmap[i]); } } -- 2.21.0