From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [RFC Design Doc] Intel L2 Cache Allocation Technology (L2 CAT) Feature enabling Date: Fri, 13 May 2016 10:23:17 +0100 Message-ID: <57359D05.30407@citrix.com> References: <20160512094018.GA966@HE> <5734719002000078000EADCC@prv-mh.provo.novell.com> <20160513062641.GA10649@HE> <573594CB02000078000EB18F@prv-mh.provo.novell.com> <7bf4a5cf-42cc-aac1-ce86-7e24659a9cd1@citrix.com> <5735B28402000078000EB1DE@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <5735B28402000078000EB1DE@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich , He Chen Cc: Ian Jackson , xen-devel@lists.xen.org, Wei Liu , ChaoPeng List-Id: xen-devel@lists.xenproject.org T24gMTMvMDUvMTYgMDk6NTUsIEphbiBCZXVsaWNoIHdyb3RlOgo+Pj4+IE9uIDEzLjA1LjE2IGF0 IDA5OjQzLCA8YW5kcmV3LmNvb3BlcjNAY2l0cml4LmNvbT4gd3JvdGU6Cj4+IE9uIDEzLzA1LzIw MTYgMDc6NDgsIEphbiBCZXVsaWNoIHdyb3RlOgo+Pj4+Pj4gT24gMTMuMDUuMTYgYXQgMDg6MjYs IDxoZS5jaGVuQGxpbnV4LmludGVsLmNvbT4gd3JvdGU6Cj4+Pj4gT24gVGh1LCBNYXkgMTIsIDIw MTYgYXQgMDQ6MDU6MzZBTSAtMDYwMCwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4+Pj4+IE9uIDEy LjA1LjE2IGF0IDExOjQwLCA8aGUuY2hlbkBsaW51eC5pbnRlbC5jb20+IHdyb3RlOgo+Pj4+Pj4g V2UgcGxhbiB0byBicmluZyBuZXcgUFFvUyBmZWF0dXJlIGNhbGxlZCBJbnRlbCBMMiBDYWNoZSBB bGxvY2F0aW9uCj4+Pj4+PiBUZWNobm9sb2d5IChMMiBDQVQpIHRvIFhlbi4KPj4+Pj4+Cj4+Pj4+ PiBMMiBDQVQgaXMgc3VwcG9ydGVkIG9uIEF0b20gY29kZW5hbWUgR29sZG1vbnQgYW5kIGJleW9u ZC4g4oCcQmlnLWNvcmXigJ0KPj4+Pj4+IFhlb24gZG9lcyBub3Qgc3VwcG9ydCBMMiBDQVQgaW4g Y3VycmVudCBnZW5lcmF0aW9ucy4KPj4+Pj4gTG9va3MgbW9zdGx5IGxpa2UgYSBkaXJlY3QgKGFu ZCBoZW5jZSByZWFzb25hYmxlKSBleHRlbnNpb24gb2Ygd2hhdAo+Pj4+PiB3ZSBoYXZlIGZvciBM MyByaWdodCBub3cuIE9uZSBpbW1lZGlhdGUgcXVlc3Rpb24gSSBoYXZlIGlzIHdoZXRoZXIKPj4+ Pj4gdHlpbmcgdGhpcyB0byBwZXItc29ja2V0IGluZm9ybWF0aW9uIGlzIGEgZ29vZCBpZGVhLiBB cyBzb29uIGFzIFhlb24tcwo+Pj4+PiB3b3VsZCBhbHNvIGdhaW4gc3VjaCBmdW5jdGlvbmFsaXR5 LCB0aGluZ3Mgd291bGQgKGFpdWkpIG5lZWQgdG8gYmVjb21lCj4+Pj4+IHBlci1jb3JlIChhcyBM MiBpcyBwZXIgY29yZSB0aGVyZSBpaXJjKS4KPj4+Pj4KPj4+PiBMMiBDYWNoZSBjYXBhYmlsaXR5 IGtlZXBzIHRoZSBzYW1lIHRocm91Z2ggYWxsIGNvcmVzIGluIGEgc29ja2V0LCBzbyB3ZQo+Pj4+ IG1ha2UgaXQgcGVyLXNvY2tldCB0byBiYWxhbmNlIGNvZGUgY29tcGxleGl0eSBhbmQgYWNjZXNz aWJpbGl0eS4KPj4+Pgo+Pj4+IEkgYW0gbm90IGEgZXhwZXJ0IGluIHNjaGVkdWxlciwgZG8geW91 IG1lYW4gaW4gc29tZSBjYXNlcywgYSBkb21haW4KPj4+PiB3b3VsZCBhcHBseSBkaWZmZXJlbnQg TDIgY2FjaGUgYWNjZXNzIHBhdHRlcm4gd2hlbiBpdCBpcyBzY2hlZHVsZWQgb24KPj4+PiBkaWZm ZXJlbnQgY29yZXMgZXZlbiB0aG91Z2ggdGhlIGNvcmVzIGFyZSBpbiB0aGUgc2FtZSBzb2NrZXQ/ Cj4+PiBObywgSSBtZWFuIGRpZmZlcmVudCBkb21haW5zIG1heSBiZSBydW5uaW5nIG9uIGRpZmZl cmVudCBjb3JlcywKPj4+IGFuZCBoZW5jZSBkaWZmZXJlbnQgcG9saWNpZXMgbWF5IGJlIG5lZWRl ZCB0byBhY2NvbW1vZGF0ZSB0aGVtCj4+PiBhbGwuCj4+IEZyb20gdGhlIGRlc2NyaXB0aW9uLCBp dCBzb3VuZHMgbGlrZSBMMiBiZWhhdmVzIGFsbW9zdCBleGFjdGx5IGxpa2UgTDMuIAo+PiBUaGVy ZSBpcyBvbmUgc2V0IG9mIGNhcGFjaXR5IGJpdG1hcHMgd2hpY2ggYXBwbHkgdG8gYWxsIEwyIGNh Y2hlcyBpbiB0aGUKPj4gc29ja2V0LCBhbmQgdGhlIHNwZWNpZmljIGNhcGFjaXR5IGJpdG1hcCBp biBlZmZlY3QgaXMgc3BlY2lmaWVkIGJ5Cj4+IFBTUl9BU1NPQyBDTE9TLCB3aGljaCBpcyBjb250 ZXh0IHN3aXRjaGVkIHdpdGggdGhlIHZjcHUuCj4gV2VsbCwgSSBzdXBwb3NlIHRoZSBkZXNjcmlw dGlvbiBpcyBpbXBseWluZyBwZXItc29ja2V0IEwycy4gRm9yIHBlci0KPiBjb3JlIEwycyBJJ2Qg ZXhwZWN0IHRoZSBNU1JzIHRvIGFsc28gYmVjb21lIHBlci1jb3JlLgo+Cj4gQnV0IGFueXdheSwg TDIgb3IgTDMgLSBJIGNhbid0IHNlZSBob3cgdGhpcyBjb250ZXh0IHN3aXRjaGluZyB3b3VsZAo+ IERUUlQgd2hlbiB0aGVyZSBhcmUgdkNQVS1zIG9mIGRpZmZlcmVudCBkb21haW5zIG9uIHRoZSBz YW1lCj4gc29ja2V0IChvciBjb3JlLCBpZiBMMnMgYW5kIE1TUnMgd2VyZSBwZXItY29yZSk6IFRo ZSBvbmUgZ2V0dGluZwo+IHNjaGVkdWxlZCBsYXRlciBvbnRvIGEgc29ja2V0IChjb3JlKSB3b3Vs ZCBzaW1wbHkgb3ZlcndyaXRlIHdoYXQKPiBnb3Qgd3JpdHRlbiBmb3IgdGhlIG9uZSB3aGljaCBo YWQgYmVlbiBzY2hlZHVsZWQgZWFybGllci4KClBTUl9BU1NPQyBpcyBhIHBlci10aHJlYWQgTVNS IHdoaWNoIHNlbGVjdHMgdGhlIENMT1MgdG8gdXNlLiAgQ0xPUyBpcwpjdXJyZW50bHkgbWFuYWdl ZCBwZXItZG9tYWluIGluIFhlbiwgYW5kIGNvbnRleHQgc3dpdGNoZWQgd2l0aCB2Y3B1LgoKWGVu IHByb2dyYW1zIGRpZmZlcmVudCBjYXBhY2l0eSBiaXRtYXBzIGludG8gSUEzMl9MMl9RT1NfTUFT S18wIC4uLgpJQTMyX0wyX1FPU19NQVNLX24sIGFuZCB0aGUgQ0xPUyBzZWxlY3RzIHdoaWNoIGJp dG1hcCBpcyBlbmZvcmNlZC4KCn5BbmRyZXcKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3Rz Lnhlbi5vcmcKaHR0cDovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==