Message ID | 20200416160026.16538-4-kirill.shutemov@linux.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=uGV/=6A=kvack.org=owner-linux-mm@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1237B912 for <patchwork-linux-mm@patchwork.kernel.org>; Thu, 16 Apr 2020 16:00:47 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id D441B22244 for <patchwork-linux-mm@patchwork.kernel.org>; Thu, 16 Apr 2020 16:00:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D441B22244 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 9ED7B8E00C7; Thu, 16 Apr 2020 12:00:39 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 9C5708E00BC; Thu, 16 Apr 2020 12:00:39 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8B3588E00C7; Thu, 16 Apr 2020 12:00:39 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0087.hostedemail.com [216.40.44.87]) by kanga.kvack.org (Postfix) with ESMTP id 752268E00BC for <linux-mm@kvack.org>; Thu, 16 Apr 2020 12:00:39 -0400 (EDT) Received: from smtpin01.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 3801C181AC9CB for <linux-mm@kvack.org>; Thu, 16 Apr 2020 16:00:39 +0000 (UTC) X-FDA: 76714180998.01.debt65_7a0925402e20b X-Spam-Summary: 1,0,0,,d41d8cd98f00b204,kirill.shutemov@linux.intel.com,,RULES_HIT:30054:30064,0,RBL:134.134.136.20:@linux.intel.com:.lbl8.mailshell.net-62.18.0.100 64.95.201.95,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0,LFtime:24,LUA_SUMMARY:none X-HE-Tag: debt65_7a0925402e20b X-Filterd-Recvd-Size: 2768 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by imf08.hostedemail.com (Postfix) with ESMTP for <linux-mm@kvack.org>; Thu, 16 Apr 2020 16:00:38 +0000 (UTC) IronPort-SDR: qF3AzpCy1pKKaV5uvPXKmYSQJMvlkBgI0iBp4EuwOi4n/IpPHlai6as36K+veA8jm+XI+CZn7L YnQ5ioNW/7rg== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Apr 2020 09:00:36 -0700 IronPort-SDR: NQIcM0V3MN2Fg/uMznKWIBC3Pdni5h6eJawVvQTVFnCw969sy6vJ89vFVR2vHDLDK2HEGxPdqE rqdqI2AvGKfg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,391,1580803200"; d="scan'208";a="454377398" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga005.fm.intel.com with ESMTP; 16 Apr 2020 09:00:33 -0700 Received: by black.fi.intel.com (Postfix, from userid 1000) id 6B6F249F; Thu, 16 Apr 2020 19:00:31 +0300 (EEST) From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> To: akpm@linux-foundation.org, Andrea Arcangeli <aarcange@redhat.com> Cc: Zi Yan <ziy@nvidia.com>, Yang Shi <yang.shi@linux.alibaba.com>, Ralph Campbell <rcampbell@nvidia.com>, John Hubbard <jhubbard@nvidia.com>, William Kucharski <william.kucharski@oracle.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> Subject: [PATCHv4 3/8] khugepaged: Drain all LRU caches before scanning pages Date: Thu, 16 Apr 2020 19:00:21 +0300 Message-Id: <20200416160026.16538-4-kirill.shutemov@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200416160026.16538-1-kirill.shutemov@linux.intel.com> References: <20200416160026.16538-1-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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: <linux-mm.kvack.org> |
Series |
thp/khugepaged improvements and CoW semantics
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diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 6e69dc9a9fb1..0b75b9821f44 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -2078,6 +2078,8 @@ static void khugepaged_do_scan(void) barrier(); /* write khugepaged_pages_to_scan to local stack */ + lru_add_drain_all(); + while (progress < pages) { if (!khugepaged_prealloc_page(&hpage, &wait)) break;