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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 AA986C433DF for ; Tue, 16 Jun 2020 15:13:27 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8CFF6207C3 for ; Tue, 16 Jun 2020 15:13:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8CFF6207C3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jlDH5-00089D-5L; Tue, 16 Jun 2020 15:13:19 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jlDH3-000891-Ky for xen-devel@lists.xenproject.org; Tue, 16 Jun 2020 15:13:17 +0000 X-Inumbo-ID: e797b046-afe3-11ea-bca7-bc764e2007e4 Received: from mx2.suse.de (unknown [195.135.220.15]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id e797b046-afe3-11ea-bca7-bc764e2007e4; Tue, 16 Jun 2020 15:13:17 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id EF7A5B1A2; Tue, 16 Jun 2020 15:13:19 +0000 (UTC) Subject: Re: [PATCH 1/1] x86/acpi: Use FADT flags to determine the PMTMR width To: Grzegorz Uriasz References: <6b921b43-03f6-448c-297e-8c8f041eea2a@suse.com> <20200616103204.GN735@Air-de-Roger> <20200616145951.GP735@Air-de-Roger> <3b02a2c4-1991-b7c3-1b5e-e388221fda19@gmail.com> From: Jan Beulich Message-ID: Date: Tue, 16 Jun 2020 17:13:16 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <3b02a2c4-1991-b7c3-1b5e-e388221fda19@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: artur@puzio.waw.pl, Wei Liu , jakub@bartmin.ski, Andrew Cooper , marmarek@invisiblethingslab.com, j.nowak26@student.uw.edu.pl, xen-devel@lists.xenproject.org, =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" On 16.06.2020 17:10, Grzegorz Uriasz wrote: > I'm wondering why support for 32 bit acpi pm timers was introduced to xen. The handling of the timer wrapping is less overhead is a wider timer can be used. Jan