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=-5.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 F08EDC43441 for ; Wed, 10 Oct 2018 11:01:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BEFA82075C for ; Wed, 10 Oct 2018 11:01:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BEFA82075C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=techadventures.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726836AbeJJSW7 (ORCPT ); Wed, 10 Oct 2018 14:22:59 -0400 Received: from mail-wm1-f52.google.com ([209.85.128.52]:54261 "EHLO mail-wm1-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726479AbeJJSW7 (ORCPT ); Wed, 10 Oct 2018 14:22:59 -0400 Received: by mail-wm1-f52.google.com with SMTP id y11-v6so4973672wma.3 for ; Wed, 10 Oct 2018 04:01:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=UGOvIDiXi8rZpK4pQ1UHgy5Nu+v3SkUkMwVE8LJ4460=; b=f84s0NLqn7YBqrcX2fQlhKrxrKy87et0kRPwGGFNFOaRJ1a9IAyE5Z9xt1ZUgFi28J 0DTRP8ysLy/7t8JVCaPma9H/2XghTAckoOVFoAqx2SpdCCo7r5drFXOFp38yTLmd2vTD V4Z41vg/pfOUBPcdE7C4YN9Y1JSaEUF5AnGj9lde/BgnXZAcrN/Y2cohdEnyQ1v3ftcz FnHjQ7j0zcdi7nMU48GJZo9fBodZRg0pa6J2MzBzT9rXdxLqorakkux8ISvUoLnQfCcl dpTo7PDqCbOZb5rrj/JuaMjlaTcqAGcNs+xX+BYOtXXIPGrnqSdKxH+eoPOxxJjEmyuu Suyg== X-Gm-Message-State: ABuFfogi/XSP+vphvz7LKBKMzJ17kuke99jkx6qKjENb0CB8ngkBr0Uo ShY+xX5S0+PqE8dmJEQkQk8= X-Google-Smtp-Source: ACcGV60GSsvJTzGmY5aYH48vPCfYL7vQRN6YIA0LfR7Ufo9bJOOzEkW8Sy00JprVe8mX4l9WxSkzKg== X-Received: by 2002:a1c:6783:: with SMTP id b125-v6mr494487wmc.142.1539169281121; Wed, 10 Oct 2018 04:01:21 -0700 (PDT) Received: from techadventures.net (techadventures.net. [62.201.165.239]) by smtp.gmail.com with ESMTPSA id o126-v6sm15784539wmo.3.2018.10.10.04.01.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 10 Oct 2018 04:01:20 -0700 (PDT) Received: by techadventures.net (Postfix, from userid 1000) id BC7C8125026; Wed, 10 Oct 2018 13:01:19 +0200 (CEST) Date: Wed, 10 Oct 2018 13:01:19 +0200 From: Oscar Salvador To: Arun KS Cc: kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, boris.ostrovsky@oracle.com, jgross@suse.com, akpm@linux-foundation.org, dan.j.williams@intel.com, mhocko@suse.com, vbabka@suse.cz, iamjoonsoo.kim@lge.com, gregkh@linuxfoundation.org, osalvador@suse.de, malat@debian.org, kirill.shutemov@linux.intel.com, jrdr.linux@gmail.com, yasu.isimatu@gmail.com, mgorman@techsingularity.net, aaron.lu@intel.com, devel@linuxdriverproject.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, xen-devel@lists.xenproject.org, vatsa@codeaurora.org, vinmenon@codeaurora.org, getarunks@gmail.com Subject: Re: [PATCH v5 1/2] memory_hotplug: Free pages as higher order Message-ID: <20181010110119.GA20952@techadventures.net> References: <1538727006-5727-1-git-send-email-arunks@codeaurora.org> <20181010080724.GA20338@techadventures.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 10, 2018 at 04:21:16PM +0530, Arun KS wrote: > diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c > index e379e85..2416136 100644 > --- a/mm/memory_hotplug.c > +++ b/mm/memory_hotplug.c > @@ -690,9 +690,13 @@ static int online_pages_range(unsigned long start_pfn, > unsigned long nr_pages, > void *arg) > { > unsigned long onlined_pages = *(unsigned long *)arg; > + u64 t1, t2; > > + t1 = local_clock(); > if (PageReserved(pfn_to_page(start_pfn))) > onlined_pages = online_pages_blocks(start_pfn, nr_pages); > + t2 = local_clock(); > + trace_printk("time spend = %llu us\n", (t2-t1)/(1000)); > > online_mem_sections(start_pfn, start_pfn + nr_pages); Thanks ;-) -- Oscar Salvador SUSE L3