From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [RFC Design Doc] Add vNVDIMM support for Xen Date: Tue, 29 Mar 2016 03:11:47 -0600 Message-ID: <56FA62F302000078000E0C25@prv-mh.provo.novell.com> References: <56E97A6002000078000DD319@prv-mh.provo.novell.com> <20160316145536.GC9782@hz-desktop.sh.intel.com> <56E9888802000078000DD3F9@prv-mh.provo.novell.com> <20160317085833.GC4005@hz-desktop.sh.intel.com> <56EA9D6502000078000DDBC1@prv-mh.provo.novell.com> <20160317124428.GA9842@hz-desktop.sh.intel.com> <56EAB83D02000078000DDDDD@prv-mh.provo.novell.com> <20160317132948.GB9842@hz-desktop.sh.intel.com> <22250.47250.669593.414961@mariner.uk.xensource.com> <20160317142118.GC9842@hz-desktop.sh.intel.com> <20160329084735.GB3650@hz-desktop.sh.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160329084735.GB3650@hz-desktop.sh.intel.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Haozhong Zhang Cc: Juergen Gross , Kevin Tian , Wei Liu , Stefano Stabellini , George Dunlap , Andrew Cooper , Ian Jackson , George Dunlap , "xen-devel@lists.xen.org" , Jun Nakajima , Xiao Guangrong , Keir Fraser List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDI5LjAzLjE2IGF0IDEwOjQ3LCA8aGFvemhvbmcuemhhbmdAaW50ZWwuY29tPiB3cm90 ZToKPiBPbiAwMy8xNy8xNiAyMjoyMSwgSGFvemhvbmcgWmhhbmcgd3JvdGU6Cj4+IE9uIDAzLzE3 LzE2IDE0OjAwLCBJYW4gSmFja3NvbiB3cm90ZToKPj4gPiBIYW96aG9uZyBaaGFuZyB3cml0ZXMg KCJSZTogW1hlbi1kZXZlbF0gW1JGQyBEZXNpZ24gRG9jXSBBZGQgdk5WRElNTSBzdXBwb3J0IGZv ciBYZW4iKToKPj4gPiA+IFFFTVUga2VlcHMgbWFwcGluZ3Mgb2YgZ3Vlc3QgbWVtb3J5IGJlY2F1 c2UgKDEpIHRoYXQgbWFwcGluZyBpcwo+PiA+ID4gY3JlYXRlZCBieSBpdHNlbGYsIGFuZC9vciAo MikgY2VydGFpbiBkZXZpY2UgZW11bGF0aW9uIG5lZWRzIHRvIGFjY2Vzcwo+PiA+ID4gdGhlIGd1 ZXN0IG1lbW9yeS4gQnV0IGZvciB2TlZESU1NLCBJJ20gZ29pbmcgdG8gbW92ZSB0aGUgY3JlYXRp b24gb2YKPj4gPiA+IGl0cyBtYXBwaW5ncyBvdXQgb2YgcWVtdSB0byB0b29sc3RhY2sgYW5kIHZO VkRJTU0gaW4gUUVNVSBkb2VzIG5vdAo+PiA+ID4gYWNjZXNzIHZOVkRJTU0gcGFnZXMgbWFwcGVk IHRvIGd1ZXN0LCBzbyBpdCdzIG5vdCBuZWNlc3NhcnkgdG8gbGV0Cj4+ID4gPiBxZW11IGtlZXBz IHZOVkRJTU0gbWFwcGluZ3MuCj4+ID4gCj4+ID4gSSdtIGNvbmZ1c2VkIGJ5IHRoaXMuCj4+ID4g Cj4+ID4gU3VwcG9zZSBhIGd1ZXN0IHVzZXMgYW4gZW11bGF0ZWQgZGV2aWNlIChvciBiYWNrZW5k KSBwcm92aWRlZCBieSBxZW11LAo+PiA+IHRvIGRvIERNQSB0byBhbiB2TlZESU1NLiAgVGhlbiBx ZW11IHdpbGwgbmVlZCB0byBtYXAgdGhlIHJlYWwgTlZESU1NCj4+ID4gcGFnZXMgaW50byBpdHMg b3duIGFkZHJlc3Mgc3BhY2UsIHNvIHRoYXQgaXQgY2FuIHdyaXRlIHRvIHRoZSBtZW1vcnkKPj4g PiAoaWUsIGRvIHRoZSB2aXJ0dWFsIERNQSkuCj4+ID4gCj4+ID4gVGhhdCB2aXJ0dWFsIERNQSBt aWdodCB3ZWxsIGludm9sdmUgYSBkaXJlY3QgbWFwcGluZyBpbiB0aGUga2VybmVsCj4+ID4gdW5k ZXJseWluZyBxZW11OiBpZSwgcWVtdSBtaWdodCB1c2UgT19ESVJFQ1QgdG8gaGF2ZSBpdHMga2Vy bmVsIHdyaXRlCj4+ID4gZGlyZWN0bHkgdG8gdGhlIE5WRElNTSwgYW5kIHdpdGggbHVjayB0aGUg YWN0dWFsIGRldmljZSBiYWNraW5nIHRoZQo+PiA+IHZpcnR1YWwgZGV2aWNlIHdpbGwgYmUgYWJs ZSB0byBETUEgdG8gdGhlIE5WRElNTS4KPj4gPiAKPj4gPiBBbGwgb2YgdGhpcyBzZWVtcyB0byBt ZSB0byBtZWFuIHRoYXQgcWVtdSBuZWVkcyB0byBiZSBhYmxlIHRvIG1hcAo+PiA+IGl0cyBndWVz dCdzIHBhcnRzIG9mIE5WRElNTXMKPj4gPiAKPj4gPiBUaGVyZSBhcmUgcHJvYmFibHkgb3RoZXIg ZXhhbXBsZTogbWVtb3J5IGluc3BlY3Rpb24gc3lzdGVtcyB1c2VkIGJ5Cj4+ID4gdmlydXMgc2Nh bm5lcnMgZXRjLjsgZGVidWdnZXJzIHVzZWQgdG8gaW5zcGVjdCBhIGd1ZXN0IGZyb20gb3V0c2lk ZTsKPj4gPiBldGMuCj4+ID4gCj4+ID4gSSBoYXZlbid0IGV2ZW4gZ290IHN0YXJ0ZWQgb24gc2F2 ZS9yZXN0b3JlLi4uCj4+ID4gCj4+IAo+PiBPb3BzLCBzbyBtYW55IGNhc2VzIEkgbWlzc2VkLiBU aGFua3MgSWFuIGZvciBwb2ludGluZyBvdXQgYWxsIHRoZXNlIQo+PiBOb3cgSSBuZWVkIHRvIHJl Y29uc2lkZXIgaG93IHRvIG1hbmFnZSBndWVzdCBwZXJtaXNzaW9ucyBmb3IgTlZESU1NIHBhZ2Vz Lgo+PiAKPiAKPiBJIHN0aWxsIGNhbm5vdCBmaW5kIGEgbmVhdCBhcHByb2FjaCB0byBtYW5hZ2Ug Z3Vlc3QgcGVybWlzc2lvbnMgZm9yCj4gbnZkaW1tIHBhZ2VzLiBBIHBvc3NpYmxlIG9uZSBpcyB0 byB1c2UgYSBwZXItZG9tYWluIGJpdG1hcCB0byB0cmFjawo+IHBlcm1pc3Npb25zOiBlYWNoIGJp dCBjb3JyZXNwb25kaW5nIHRvIGFuIG52ZGltbSBwYWdlLiBUaGUgYml0bWFwIGNhbgo+IHNhdmUg bG90cyBvZiBzcGFjZXMgYW5kIGV2ZW4gYmUgc3RvcmVkIGluIHRoZSBub3JtYWwgcmFtLCBidXQK PiBvcGVyYXRpbmcgaXQgZm9yIGEgbGFyZ2UgbnZkaW1tIHJhbmdlLCBlc3BlY2lhbGx5IGZvciBh IGNvbnRpZ3VvdXMKPiBvbmUsIGlzIHNsb3dlciB0aGFuIHJhbmdlc2V0LgoKSSBkb24ndCBmb2xs b3c6IFdoYXQgd291bGQgYSBzaW5nbGUgYml0IGluIHRoYXQgYml0bWFwIG1lYW4/IEFueQpndWVz dCBtYXkgYWNjZXNzIHRoZSBwYWdlPyBUaGF0IHN1cmVseSB3b3VsZG4ndCBiZSB3aGF0IHdlCm5l ZWQuCgo+IEJUVywgaWYgSSB0YWtlIHRoZSBvdGhlciB3YXkgdG8gbWFwIG52ZGltbSBwYWdlcyB0 byBndWVzdAo+IChodHRwOi8vbGlzdHMueGVucHJvamVjdC5vcmcvYXJjaGl2ZXMvaHRtbC94ZW4t ZGV2ZWwvMjAxNi0wMy9tc2cwMTk3Mi5odG1sKQo+IHwgMi4gT3IsIGdpdmVuIHRoZSBzYW1lIGlu cHV0cywgd2UgbWF5IGNvbWJpbmUgYWJvdmUgdHdvIHN0ZXBzIGludG8gYSBuZXcKPiB8ICAgIGRv bTAgc3lzdGVtIGNhbGwgdGhhdCAoMSkgZ2V0cyB0aGUgU1BBIHJhbmdlcywgKDIpIGNhbGxzIHhl bgo+IHwgICAgaHlwZXJjYWxsIHRvIG1hcCBTUEEgcmFuZ2VzCj4gYW5kIHRyZWF0IG52ZGltbSBh cyBub3JtYWwgcmFtLCB0aGVuIHhlbiB3aWxsIG5vdCBuZWVkIHRvIHVzZSByYW5nZXNldAo+IG9y IGFib3ZlIGJpdG1hcCB0byB0cmFjayBndWVzdCBwZXJtaXNzaW9ucyBmb3IgbnZkaW1tPyBCdXQg bG9va2luZyBhdAo+IGhvdyBxZW11IGN1cnJlbnRseSBwb3B1bGF0ZXMgZ3Vlc3QgbWVtb3J5IHZp YSBYRU5NRU1fcG9wdWxhdGVfcGh5c21hcAo+ICwgYW5kIG90aGVyIGh5cGVyY2FsbHMgbGlrZSBY RU5NRU1fW2lufGRlXWNyZWFzZV9yZXNlcnZhdGlvbiwgaXQgbG9va3MKPiBsaWtlIHRoYXQgbWFw cGluZyBhIF9kZWRpY2F0ZWRfIHBpZWNlIG9mIGhvc3QgcmFtIHRvIGd1ZXN0IGlzIG5vdAo+IGFs bG93ZWQgb3V0IG9mIHRoZSBoeXBlcnZpc29yIChhbmQgbm90IGFsbG93ZWQgZXZlbiBpbiBkb20w IGtlcm5lbCk/Cj4gSXMgaXQgZm9yIHNlY3VyaXR5IGNvbmNlcm5zLCBlLmcuIGF2b2lkaW5nIGEg bWFsZnVuY3Rpb25lZCBkb20wIGxlYWtpbmcKPiBndWVzdCBtZW1vcnk/CgpXZWxsLCBpdCdzIHNp bXBseSBiZWNhdXNlIFJBTSBpcyBhIHJlc291cmNlIG1hbmFnZWQgdGhyb3VnaAphbGxvY2F0aW9u L2ZyZWVpbmcsIGluc3RlYWQgb2YgdmlhIHJlc2VydmluZyBjaHVua3MgZm9yIHNwZWNpYWwKcHVy cG9zZXMuCgpKYW4KCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6 Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=