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[54.240.197.234]) by smtp.gmail.com with ESMTPSA id o129sm2765122wmb.1.2019.12.18.06.24.50 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 18 Dec 2019 06:24:50 -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> From: Julien Grall Message-ID: <1c90e15b-0f61-7b06-2291-795185ba5b48@xen.org> Date: Wed, 18 Dec 2019 14:24:49 +0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.3.0 MIME-Version: 1.0 In-Reply-To: <20191211211302.117395-3-jeff.kubascik@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" SGkgSmVmZiwKCk9uIDExLzEyLzIwMTkgMjE6MTMsIEplZmYgS3ViYXNjaWsgd3JvdGU6Cj4gUGVy IHRoZSBBUk12OCBSZWZlcmVuY2UgTWFudWFsIChBUk0gRERJIDA0ODdFLmEpLCBzZWN0aW9uIEQx MS4yLjQKPiBzcGVjaWZpZXMgdGhhdCB0aGUgdmFsdWVzIGluIHRoZSBUaW1lclZhbHVlIHZpZXcg b2YgdGhlIHRpbWVycyBhcmUKPiBzaWduZWQgaW4gc3RhbmRhcmQgdHdvJ3MgY29tcGxlbWVudCBm b3JtLiBXaGVuIHdyaXRpbmcgdG8gdGhlIFRpbWVyVmFsdWUKCkRvIHlvdSBtZWFuIENvbXBhcmVW YWx1ZSByZWdpc3RlciBpbnN0ZWFkIG9mIFRpbWVyVmFsdWUgcmVnaXN0ZXI/Cgo+IHJlZ2lzdGVy LCBpdCBzaG91bGQgYmUgc2lnbmVkIGV4dGVuZGVkIGFzIGRlc2NyaWJlZCBieSB0aGUgZXF1YXRp b24KPiAKPiAgICAgQ29tcGFyZVZhbHVlID0gKENvdW50ZXJbNjM6MF0gKyBTaWduRXh0ZW5kKFRp bWVyVmFsdWUpKVs2MzowXQpUaGlzIGV4cGxhaW5zIHRoZSBzaWduZWQgcGFydCwgYnV0IGl0IGRv ZXMgbm90IGV4cGxhaW4gd2h5IHRoZSAzMi1iaXQgCmNhc2UuIFNvIEkgd291bGQgbWVudGlvbiB0 aGF0IFRpbWVyVmFsdWUgaXMgYSAzMi1iaXQgc2lnbmVkIGludGVnZXIuCgpNYXliZSBzYXlpbmcg ImFyZSAzMi1iaXQgc2lnbmVkIGluIHN0YW5kYXJkIC4uLiIKCj4gCj4gU2lnbmVkLW9mZi1ieTog SmVmZiBLdWJhc2NpayA8amVmZi5rdWJhc2Npa0Bkb3JuZXJ3b3Jrcy5jb20+Cj4gLS0tCj4gICB4 ZW4vYXJjaC9hcm0vdnRpbWVyLmMgfCAyICstCj4gICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRp b24oKyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEveGVuL2FyY2gvYXJtL3Z0aW1l ci5jIGIveGVuL2FyY2gvYXJtL3Z0aW1lci5jCj4gaW5kZXggMjFiOThlYzIwYS4uODcyMTgxZDli NiAxMDA2NDQKPiAtLS0gYS94ZW4vYXJjaC9hcm0vdnRpbWVyLmMKPiArKysgYi94ZW4vYXJjaC9h cm0vdnRpbWVyLmMKPiBAQCAtMjExLDcgKzIxMSw3IEBAIHN0YXRpYyBib29sIHZ0aW1lcl9jbnRw X3R2YWwoc3RydWN0IGNwdV91c2VyX3JlZ3MgKnJlZ3MsIHVpbnQzMl90ICpyLAo+ICAgICAgIH0K PiAgICAgICBlbHNlCj4gICAgICAgewo+IC0gICAgICAgIHYtPmFyY2gucGh5c190aW1lci5jdmFs ID0gY250cGN0ICsgKnI7Cj4gKyAgICAgICAgdi0+YXJjaC5waHlzX3RpbWVyLmN2YWwgPSBjbnRw Y3QgKyAodWludDY0X3QpKGludDMyX3QpKnI7Cj4gICAgICAgICAgIGlmICggdi0+YXJjaC5waHlz X3RpbWVyLmN0bCAmIENOVHhfQ1RMX0VOQUJMRSApCj4gICAgICAgICAgIHsKPiAgICAgICAgICAg ICAgIHYtPmFyY2gucGh5c190aW1lci5jdGwgJj0gfkNOVHhfQ1RMX1BFTkRJTkc7Cj4gCgpDaGVl cnMsCgotLSAKSnVsaWVuIEdyYWxsCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5w cm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8v eGVuLWRldmVs