From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chao Peng Subject: Re: Cache Allocation Technology(CAT) design for XEN Date: Fri, 19 Dec 2014 14:09:39 +0800 Message-ID: <20141219060939.GD3105@pengc-linux.bj.intel.com> References: <1418387277-4613-1-git-send-email-chao.p.peng@linux.intel.com> <20141218164028.GB75015@deinos.phlegethon.org> Reply-To: Chao Peng Mime-Version: 1.0 Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20141218164028.GB75015@deinos.phlegethon.org> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Tim Deegan Cc: keir@xen.org, Ian.Campbell@citrix.com, stefano.stabellini@eu.citrix.com, George.Dunlap@eu.citrix.com, andrew.cooper3@citrix.com, Ian.Jackson@eu.citrix.com, xen-devel@lists.xen.org, will.auld@intel.com, JBeulich@suse.com, wei.liu2@citrix.com, dgdegra@tycho.nsa.gov List-Id: xen-devel@lists.xenproject.org T24gVGh1LCBEZWMgMTgsIDIwMTQgYXQgMDU6NDA6MjhQTSArMDEwMCwgVGltIERlZWdhbiB3cm90 ZToKPiBIaSwgCj4gCj4gVGhhbmtzIGZvciBwb3N0aW5nIHRoaXMgLSBpdCdzIHZlcnkgdXNlZnVs LiAgSSBoYXZlIGEgY291cGxlIG9mCj4gcXVlc3Rpb25zIGFib3V0IHRoZSBpbnRlcmZhY2UgZGVz aWduLiAKVGhhbmtzIFRpbS4KPiAKPiBBdCAyMDoyNyArMDgwMCBvbiAxMiBEZWMgKDE0MTg0MTI0 NzcpLCBDaGFvIFBlbmcgd3JvdGU6Cj4gPiBEZXNpZ24gT3ZlcnZpZXcKPiA+IFdoZW4gZW5mb3Jj aW5nIGNhY2hlIGFsbG9jYXRpb24gZm9yIFZNcywgdGhlIG1pbmltdW0gZ3JhbnVsYXJpdHkgaXMK PiA+IGRlZmluZWQgYXMgdGhlIGRvbWFpbi4gQWxsIFZpcnR1YWwgQ1BVcyAoIlZDUFVzIikgb2Yg YSBkb21haW4gaGF2ZSB0aGUKPiA+IHNhbWUgQ09TLCBhbmQgdGhlcmVmb3JlLCBjb3JyZXNwb25k IHRvIHRoZSBzYW1lIENCTS4gQ09TIGlzIHVzZWQgb25seSBpbgo+ID4gaHlwZXJ2aXNvciBhbmQg aXMgdHJhbnNwYXJlbnQgdG8gdG9vbCBzdGFjay91c2VyLiBTeXN0ZW0gYWRtaW5pc3RyYXRvcgo+ ID4gY2FuIHNwZWNpZnkgdGhlIGluaXRpYWwgQ0JNIGZvciBlYWNoIGRvbWFpbiBvciBjaGFuZ2Ug aXQgYXQgcnVudGltZSB1c2luZyAKPiA+IHRvb2wgc3RhY2suIEh5cGVydmlzb3IgdGhlbiBjaG9z ZXMgYSBmcmVlIENPUyB0byBhc3NvY2lhdGUgaXQgd2l0aCB0aGF0Cj4gPiBDQk0gb3IgZmluZCBh IGV4aXN0ZWQgQ09TIHdoaWNoIGhhcyB0aGUgc2FtZSBDQk0uCj4gCj4gV2hhdCBoYXBwZW5zIGlm IHRoZXJlIGlzIG5vIGV4aXN0aW5nIENPUyB0aGF0IG1hdGNoZXMsIGFuZCBhbGwgQ09TZXMKPiBh cmUgaW4gdXNlPyAgRG9lcyBYZW4gcmV0dXJuIGFuIGVycm9yPyAgT3IgdHJ5IHRvIGNoYW5nZSBD T1MtPkNNQgo+IG1hcHBpbmdzIGR1cmluZyBjb250ZXh0IHN3aXRjaGVzPwoKSW4gdGhlIGluaXRp YWwgaW1wbGVtZW50YXRpb24sIGVycm9yIGlzIHJldHVybmVkLiBJdKGvcyBwb3NzaWJsZSBmb3IK aHlwZXJ2aXNvciB0byBzaGFyZSBDT1MgZm9yIGRpZmZlcmVudCBDQk1lcyBhbmQgbm90IHRvIHJl dHVybiBlcnJvcgpoZXJlLiBCdXQgdGhlIHByb2JsZW0gaXMgdGhhdCBDT1Mgc2hvcnRhZ2UgbWF5 IHN0aWxsIGhhcHBlbiBkdXJpbmcKY29udGV4dCBzd2l0Y2guIEF0IHRoYXQgdGltZSB3ZSB3aWxs IGhhdmUgbm8gaWRlYSBmb3Igd2hhdCB0byBkby4gU28gSaGvZApwcmVmZXIgdG8gcmV0dXJuIGVy cm9yIGRpcmVjdGx5IGhlcmUgYW5kIGxlYXZlIHRoZSBkZWNpc2lvbiB0byB1c2VyCnNwYWNlLCBl LmcuIGlmIGVycm9yIGlzIHJldHVybmVkIHRoZW4gaXQgY2FuIGNsZWFyIENCTSBmb3Igc29tZSBk b21haW4KYW5kIGdldCBmcmVlIENPUy4KPiAKPiA+IC0gVkNQVSBTY2hlZHVsZQo+ID4gV2hlbiBW Q1BVIGlzIHNjaGVkdWxlZCBvbiB0aGUgcGh5c2ljYWwgQ1BVICgiUENQVSIpLCBpdHMgQ09TIHZh bHVlIGlzCj4gPiB0aGVuIHdyaXR0ZW4gdG8gTVNSIChJQTMyX1BRUl9BU1NPQykgb2YgUENQVSB0 byBub3RpZnkgaGFyZHdhcmUgdG8gdXNlIAo+ID4gdGhlIG5ldyBDT1MuIFRoZSBjYWNoZSBhbGxv Y2F0aW9uIGlzIHRoZW4gZW5mb3JjZWQgYnkgaGFyZHdhcmUuCj4gPiAKPiA+IC0gTXVsdGktU29j a2V0Cj4gPiBJbiBtdWx0aS1zb2NrZXQgZW52aXJvbm1lbnQsIGVhY2ggVkNQVSBtYXkgYmUgc2No ZWR1bGVkIG9uIGRpZmZlcmVudAo+ID4gc29ja2V0cy4gVGhlIGhhcmR3YXJlIENBVCBhYmlsaXR5 KHN1Y2ggYXMgbWF4aW11bSBzdXBwb3J0ZWQgQ09TIGFuZCBsZW5ndGgKPiA+IG9mIENCTSkgbWF5 YmUgZGlmZmVyZW50IGFtb25nIHNvY2tldHMuIEZvciBzdWNoIHN5c3RlbSwgcGVyLXNvY2tldCBD T1MvQ0JNCj4gPiBjb25maWd1cmF0aW9uIG9mIGEgZG9tYWluIGlzIHNwZWNpZmllZC4gSHlwZXJ2 aXNvciB0aGVuIHVzZSB0aGlzIHBlci1zb2NrZXQKPiA+IENCTSBpbmZvcm1hdGlvbiBmb3IgVkNQ VSBzY2hlZHVsZS4KPiAKPiBJcyBpdCBPSyB0byBhc3N1bWUgdGhhdCBpbiB0aGUgY29tbW9uIGNh c2UgYWxsIENQVXMgaGF2ZSB0aGUgc2FtZSBDQVQKPiBjYXBhYmlsaXRpZXM/ICBUaGVuIFhlbiBj YW4ganVzdCByZXBvcnQgdGhlIHNtYWxsZXN0IHNldCBvZgo+IGNhcGFiaWxpdGllcyBvZiBhbnkg c29ja2V0IGluIHRoZSBzeXN0ZW0sIGFuZCB0aGUgdG9vbHN0YWNrIGRvZXNuJ3QKPiBoYXZlIHRv IG1lc3MgYWJvdXQgd2l0aCBwZXItc29ja2V0IHNldHRpbmdzLgo+IAo+IEkgZ3Vlc3MgeW91IGNh biBhZGQgdGhhdCBzeW50YWN0aWMgc3VnYXIgb24gdGhlIHRvb2xzIGlmIHlvdSB3YW50IGFuZAo+ IGxlYXZlIHRoZSBtb3JlIHBvd2VyZnVsIGh5cGVjYWxsIGludGVyZmFjZSBpbiBjYXNlIGl0J3Mg dXNlZnVsLiA6KQoKQWdyZWVkLCB0aGlzIGlzIHdoYXQgSSB3YW50IHRvIGRvLiBCYXNpY2FsbHkg dGhlIHNvY2tldElkIGlzIG9wdGlvbmFsCmZvciB0aGUgY2FsbGVyLiBJZiBtb3JlIHRoYW4gb25l IHNvY2tldCBleGlzdHMsIG9taXR0aW5nIHNvY2tldElkIG1lYW5zCnRoZSBzcGVjaWZpZWQgQ0JN IGFwcGxpZWQgdG8gYWxsIHNvY2tldHMuIFdoaWxlIHdlIHN0aWxsIG1haW50YWluCnBlci1zb2Nr ZXQgQ0JNIGluIGh5cGVydmlzb3IgaW50ZXJuYWxseSBhbmQgcHJvdmlkZSBwZXItc29ja2V0IGh5 cGVyY2FsbAppbnRlcmZhY2UgaW4gY2FzZSBpdKGvcyBuZWVkZWQuIEluIHRoaXMgd2F5IHRoZSBp bnRlcmZhY2Ugc2hvdWxkIGJlIHVzZXIKZnJpZW5kbHkgZm9yIG1vc3QgY2FzZXMuCgpDaGFvCgoK X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9y Zy94ZW4tZGV2ZWwK