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=-2.3 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 61DF3C33CB1 for ; Sat, 18 Jan 2020 11:50:22 +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 2EEB82468D for ; Sat, 18 Jan 2020 11:50:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2EEB82468D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xen.org Authentication-Results: mail.kernel.org; spf=none 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 4.89) (envelope-from ) id 1ismbv-0000yh-Lq; Sat, 18 Jan 2020 11:49:51 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1ismbu-0000yc-LI for xen-devel@lists.xenproject.org; Sat, 18 Jan 2020 11:49:50 +0000 X-Inumbo-ID: 9ce56adc-39e8-11ea-9fd7-bc764e2007e4 Received: from mail-wm1-f68.google.com (unknown [209.85.128.68]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 9ce56adc-39e8-11ea-9fd7-bc764e2007e4; Sat, 18 Jan 2020 11:49:42 +0000 (UTC) Received: by mail-wm1-f68.google.com with SMTP id 20so10139324wmj.4 for ; Sat, 18 Jan 2020 03:49:42 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=mOi/Yg6cYgMUCM56WReiQ01/h2YJE0RR8hsw/4YyV9w=; b=d+wvr4jSuu2JMfR4Nj5UK6ou2L1mZY/3nIYUvNa6BIX4/l90c8M22EptnZNrHsiPur +HRKJ3DK/gTsVSZKN+HVFmMakM+GUyqiYJWixXWE8lfDofyzAX6zdRAlSXAVaq09bn7z nvNzB8I+f13sNzjkDFQmR6eHtrhUIhKm5y0GkfghEqOoxNfE21CSkVexcMx5wK4/VHpA 6Bg+H47AaNLNTcwn4eol7NYs/E7ntDgT0UrdVH0aOroBjht/v4J1NiP6yMIlLk1KHHTE nJAbcIyczKWceit6pqUKjgW7F1Xaz0T3nHg4WCz1lDc+Jc6x+VeaJsbAf4tlmttz98Xg HTzg== X-Gm-Message-State: APjAAAXvye4MPFUgWGrljMcbjd+uWQcIsnJxMtIFulCni5iMMgMcVML1 xJNfLESgDHUPzwswIiBMZIU= X-Google-Smtp-Source: APXvYqxa4u24dZwQ9pFvod9Wnq1NhoEpFJRwGKZvcM8Ijow3LJgQY+ifr3vxJnwnGZzC8dYcLZmlBg== X-Received: by 2002:a1c:6406:: with SMTP id y6mr9741706wmb.144.1579348181234; Sat, 18 Jan 2020 03:49:41 -0800 (PST) Received: from a483e7b01a66.ant.amazon.com (54-240-197-231.amazon.com. [54.240.197.231]) by smtp.gmail.com with ESMTPSA id a184sm4392806wmf.29.2020.01.18.03.49.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 18 Jan 2020 03:49:40 -0800 (PST) To: Jeff Kubascik , xen-devel@lists.xenproject.org References: <20191211211302.117395-1-jeff.kubascik@dornerworks.com> <20191211211302.117395-3-jeff.kubascik@dornerworks.com> <1c90e15b-0f61-7b06-2291-795185ba5b48@xen.org> <8544c070-e5b6-50d2-df4b-71563755b57f@dornerworks.com> From: Julien Grall Message-ID: Date: Sat, 18 Jan 2020 11:49:38 +0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <8544c070-e5b6-50d2-df4b-71563755b57f@dornerworks.com> Content-Language: en-GB Subject: Re: [Xen-devel] [PATCH v3 2/2] xen/arm: sign extend writes to TimerValue X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Stewart Hildebrand , Stefano Stabellini , Volodymyr Babchuk Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" CgpPbiAxNy8wMS8yMDIwIDIxOjI5LCBKZWZmIEt1YmFzY2lrIHdyb3RlOgo+IE9uIDEyLzE4LzIw MTkgOToyNCBBTSwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+PiBIaSBKZWZmLAo+Pgo+PiBPbiAxMS8x Mi8yMDE5IDIxOjEzLCBKZWZmIEt1YmFzY2lrIHdyb3RlOgo+Pj4gUGVyIHRoZSBBUk12OCBSZWZl cmVuY2UgTWFudWFsIChBUk0gRERJIDA0ODdFLmEpLCBzZWN0aW9uIEQxMS4yLjQKPj4+IHNwZWNp ZmllcyB0aGF0IHRoZSB2YWx1ZXMgaW4gdGhlIFRpbWVyVmFsdWUgdmlldyBvZiB0aGUgdGltZXJz IGFyZQo+Pj4gc2lnbmVkIGluIHN0YW5kYXJkIHR3bydzIGNvbXBsZW1lbnQgZm9ybS4gV2hlbiB3 cml0aW5nIHRvIHRoZSBUaW1lclZhbHVlCj4+Cj4+IERvIHlvdSBtZWFuIENvbXBhcmVWYWx1ZSBy ZWdpc3RlciBpbnN0ZWFkIG9mIFRpbWVyVmFsdWUgcmVnaXN0ZXI/Cj4gCj4gSSdtIGZhaXJseSBj ZXJ0YWluIFRpbWVyVmFsdWUgcmVnaXN0ZXIgaXMgY29ycmVjdC4gV2hlbiB0aGUgZ3Vlc3Qgd3Jp dGVzIHRvIHRoZQo+IFRpbWVyVmFsdWUgcmVnaXN0ZXIsIHRoZSBlcXVhdGlvbiBiZWxvdyBpcyB1 c2VkIHRvIGNvbnZlcnQgaXQgdG8gYSBDb21wYXJlVmFsdWUKPiBlcXVpdmFsZW50LgoKSSBmaW5k IHRoZSBzZW50ZW5jZSBxdWl0ZSBjb25mdXNpbmcgdG8gcmVhZC4gSXQgaXMgbm90IHRoZSB3cml0 ZSB0aGF0IApuZWVkcyB0byBiZSBzaWduZWQgZXh0ZW5kLCBidXQgdGhlIHZhbHVlIHVzZWQgdG8g Y29tcHV0ZSBDb21wYXJlVmFsdWUuIApTbyBob3cgYWJvdXQgdGhlIGZvbGxvd2luZyBjb21taXQg bWVzc2FnZToKCiIKeGVuL2FybTogU2lnbiBleHRlbmQgVGltZXJWYWx1ZSB3aGVuIGNvbXB1dGlu ZyB0aGUgQ29tcGFyZVZhbHVlCgpYZW4gd2lsbCBvbmx5IHN0b3JlIHRoZSBDb21wYXJlVmFsdWUg YXMgaXQgY2FuIGJlIGRlcml2ZWQgZnJvbSB0aGUgClRpbWVyVmFsdWUgKEFSTSBEREkgMDQ4N0Uu YSBzZWN0aW9uIEQxMS4yLjQpOgoKICBDb21wYXJlVmFsdWUgPSAoQ291bnRlcls2MzowXSArIFNp Z25FeHRlbmQoVGltZXJWYWx1ZSkpWzYzOjBdCgpXaGlsZSB0aGUgVGltZXJWYWx1ZSBpcyBhIDMy LWJpdCBzaWduZWQgdmFsdWUsIG91ciBpbXBsZW1lbnRhdGlvbiAKYXNzdW1lZCBpdCBpcyBhIDMy LWJpdCB1bnNpZ25lZCB2YWx1ZS4KIgoKPiAKPj4+IHJlZ2lzdGVyLCBpdCBzaG91bGQgYmUgc2ln bmVkIGV4dGVuZGVkIGFzIGRlc2NyaWJlZCBieSB0aGUgZXF1YXRpb24KPj4+Cj4+PiAgICAgIENv bXBhcmVWYWx1ZSA9IChDb3VudGVyWzYzOjBdICsgU2lnbkV4dGVuZChUaW1lclZhbHVlKSlbNjM6 MF0KPj4gVGhpcyBleHBsYWlucyB0aGUgc2lnbmVkIHBhcnQsIGJ1dCBpdCBkb2VzIG5vdCBleHBs YWluIHdoeSB0aGUgMzItYml0Cj4+IGNhc2UuIFNvIEkgd291bGQgbWVudGlvbiB0aGF0IFRpbWVy VmFsdWUgaXMgYSAzMi1iaXQgc2lnbmVkIGludGVnZXIuCj4+Cj4+IE1heWJlIHNheWluZyAiYXJl IDMyLWJpdCBzaWduZWQgaW4gc3RhbmRhcmQgLi4uIgo+IAo+IEkgcHVsbGVkIHRoaXMgZXF1YXRp b24gZGlyZWN0bHkgZnJvbSB0aGUgQVJNdjggUmVmZXJlbmNlIE1hbnVhbCAtIHRoZSBtYW51YWwK PiBnb2VzIGludG8gZGV0YWlsIGFib3V0IHRoZSBzaWduIGV4dGVuc2lvbi4gVGhpcyBpcyByZWZl cmVuY2VkIGVhcmxpZXIgaW4gdGhlCj4gY29tbWl0IG1lc3NhZ2UuCgpXaGlsZSBJIGFncmVlIHRo ZSBjb21taXQgbWVzc2FnZSBleHBsYWluIGluIGRldGFpbHMgdGhlIHNpZ24gZXh0ZW5zaW9uLCAK dGhlcmUgaXMgbm90aGluZyBpbiB5b3VyIGNvbW1pdCBtZXNzYWdlIGFib3V0IHRoZSBzaXplIG9m IFRpbWVyVmFsdWUgCihpLmUgMzItYml0KS4gSWYgeW91IHNheSBpdCBpcyBhIDMyLWJpdCBzaWdu ZWQgdmFsdWUsIHRoZW4gaXQgaXMgbXVjaCAKY2xlYXJlciB0byB1bmRlcnN0YW5kIHRoZSBjYXN0 IHlvdSBhZGRlZCBiZWxvdy4KCkJ1dCBwbGVhc2Ugc2VlIGFib3ZlIGZvciBhIHN1Z2dlc3RlZCBj b21taXQgbWVzc2FnZS4KCkNoZWVycywKCi0tIApKdWxpZW4gR3JhbGwKCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QK WGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5v cmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=