From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Pau =?utf-8?B?TW9ubsOp?= Subject: Re: [PATCH v2 2/2] x86/dom0: improve paging memory usage calculations Date: Mon, 10 Dec 2018 11:33:28 +0100 Message-ID: <20181210103328.pcahadza7dqustrq@mac> References: <20181205145500.11989-1-roger.pau@citrix.com> <20181205145500.11989-3-roger.pau@citrix.com> <20181206124215.ofcmc4litd4l4753@zion.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1gWIsd-0000ny-3V for xen-devel@lists.xenproject.org; Mon, 10 Dec 2018 10:33:39 +0000 Content-Disposition: inline In-Reply-To: <20181206124215.ofcmc4litd4l4753@zion.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Wei Liu Cc: xen-devel@lists.xenproject.org, andrei.semenov@bertin.fr, Jan Beulich , Andrew Cooper List-Id: xen-devel@lists.xenproject.org T24gVGh1LCBEZWMgMDYsIDIwMTggYXQgMTI6NDI6MTVQTSArMDAwMCwgV2VpIExpdSB3cm90ZToK PiBPbiBXZWQsIERlYyAwNSwgMjAxOCBhdCAwMzo1NTowMFBNICswMTAwLCBSb2dlciBQYXUgTW9u bmUgd3JvdGU6Cj4gPiBDdXJyZW50IGFwcHJveGltYXRpb24gb2YgcGFnaW5nIG1lbW9yeSB1c2Fn ZSBpcyBiYXNlZCBvbiB0aGUgcmVxdWlyZWQKPiA+IGFtb3VudCB3aGVuIHJ1bm5pbmcgaW4gc2hh ZG93IG1vZGUgYW5kIGRvZXNuJ3QgdGFrZSBpbnRvIGFjY291bnQgdGhlCj4gPiBtZW1vcnkgcmVx dWlyZWQgYnkgdGhlIElPTU1VIHBhZ2UgdGFibGVzLgo+ID4gCj4gPiBGaXggdGhpcyBieSBpbnRy b2R1Y2luZyBhIGZ1bmN0aW9uIHRvIGNhbGN1bGF0ZSB0aGUgYW1vdW50IG9mIG1lbW9yeQo+ID4g cmVxdWlyZWQgYnkgSEFQL0lPTU1VIHBhZ2UgdGFibGVzLiBUaGUgZm9ybXVsYSB1c2VkIHRvIGNh bGN1bGF0ZSBzdWNoCj4gPiBhcHByb3hpbWF0aW9uIGlzIGJhc2VkIG9uIHRoZSBwZXNzaW1pc3Rp YyBhcHByb2FjaCB0aGF0IGVhY2ggNEtCCj4gPiBtZW1vcnkgY2h1bmsgd2lsbCB1c2UgOCBieXRl cyBvZiBwYWdlIHRhYmxlIG1lbW9yeS4gTm90ZSB0aGF0IHRoaXMKPiA+IGFwcHJveGltYXRpb24g bWlnaHQgbmVlZCBmdXJ0aGVyIHR1bmluZyBiYXNlZCBvbiB0ZXN0aW5nIG9uIGRpZmZlcmVudAo+ ID4gc3lzdGVtcy4KPiA+IAo+ID4gQWxzbyBmaXggdGhlIGNhbGN1bGF0aW9uIG9mIHRoZSByZXF1 aXJlZCBwYWdpbmcgcmVsYXRlZCBtZW1vcnkgaW4KPiA+IGRvbTBfY29tcHV0ZV9ucl9wYWdlcyB0 byB0YWtlIGludG8gYWNjb3VudCB0aGUgcGFnaW5nIGltcGxlbWVudGF0aW9uCj4gPiAoc2hhZG93 IG9yIEhBUCkgYW5kIHdoZXRoZXIgdGhlIElPTU1VIHBhZ2VzIHRhYmxlcyBhcmUgc2hhcmVkIHdp dGggdGhlCj4gPiBIQVAgcGFnZSB0YWJsZXMuCj4gPiAKPiA+IFNpZ25lZC1vZmYtYnk6IFJvZ2Vy IFBhdSBNb25uw6kgPHJvZ2VyLnBhdUBjaXRyaXguY29tPgo+ID4gLS0tCj4gPiBDYzogSmFuIEJl dWxpY2ggPGpiZXVsaWNoQHN1c2UuY29tPgo+ID4gQ2M6IEFuZHJldyBDb29wZXIgPGFuZHJldy5j b29wZXIzQGNpdHJpeC5jb20+Cj4gPiBDYzogV2VpIExpdSA8d2VpLmxpdTJAY2l0cml4LmNvbT4K PiA+IENjOiBhbmRyZWkuc2VtZW5vdkBiZXJ0aW4uZnIKPiA+IC0tLQo+ID4gIHhlbi9hcmNoL3g4 Ni9kb20wX2J1aWxkLmMgICAgICAgIHwgMzEgKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0t LQo+ID4gIHhlbi9hcmNoL3g4Ni9odm0vZG9tMF9idWlsZC5jICAgIHwgIDYgKysrKy0tCj4gPiAg eGVuL2luY2x1ZGUvYXNtLXg4Ni9kb20wX2J1aWxkLmggfCAgMiArKwo+ID4gIDMgZmlsZXMgY2hh bmdlZCwgMzMgaW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKPiA+IAo+ID4gZGlmZiAtLWdp dCBhL3hlbi9hcmNoL3g4Ni9kb20wX2J1aWxkLmMgYi94ZW4vYXJjaC94ODYvZG9tMF9idWlsZC5j Cj4gPiBpbmRleCBiYTlhYTg1NjExLi4zYThlMTM4ZjIzIDEwMDY0NAo+ID4gLS0tIGEveGVuL2Fy Y2gveDg2L2RvbTBfYnVpbGQuYwo+ID4gKysrIGIveGVuL2FyY2gveDg2L2RvbTBfYnVpbGQuYwo+ ID4gQEAgLTI2Nyw2ICsyNjcsMjUgQEAgdW5zaWduZWQgbG9uZyBfX2luaXQgZG9tMF9zaGFkb3df cGFnZXMoY29uc3Qgc3RydWN0IGRvbWFpbiAqZCwKPiA+ICAgICAgcmV0dXJuICgobWVta2IgKyAx MDIzKSAvIDEwMjQpIDw8ICgyMCAtIFBBR0VfU0hJRlQpOwo+ID4gIH0KPiA+ICAKPiA+ICt1bnNp Z25lZCBsb25nIF9faW5pdCBkb20wX2hhcF9wYWdlcyhjb25zdCBzdHJ1Y3QgZG9tYWluICpkLAo+ ID4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHVuc2lnbmVkIGxvbmcgbnJf cGFnZXMpCj4gPiArewo+ID4gKyAgICAvKgo+ID4gKyAgICAgKiBBdHRlbXB0IHRvIGFjY291bnQg Zm9yIGF0IGxlYXN0IHNvbWUgb2YgdGhlIE1NSU8gcmVnaW9ucyBieSBhZGRpbmcgdGhlCj4gPiAr ICAgICAqIHNpemUgb2YgdGhlIGhvbGVzIGluIHRoZSBtZW1vcnkgbWFwIHRvIHRoZSBhbW91bnQg b2YgcGFnZXMgdG8gbWFwLiBOb3RlCj4gPiArICAgICAqIHRoaXMgd2lsbCBvYnZpb3VzbHkgbm90 IGFjY291bnQgZm9yIE1NSU8gcmVnaW9ucyB0aGF0IGFyZSBwYXN0IHRoZSBsYXN0Cj4gPiArICAg ICAqIFJBTSByYW5nZSBpbiB0aGUgbWVtb3J5IG1hcC4KPiA+ICsgICAgICovCj4gPiArICAgIG5y X3BhZ2VzICs9IG1heF9wYWdlIC0gdG90YWxfcGFnZXM7Cj4gCj4gRG8gdGhvc2UgcmVnaW9ucyBw YXN0IGVuZCBvZiBSQU0gcmFuZ2Ugc2hvdyB1cCBpbiBFODIwIG1hcD8KCk5vLCBCQVJzIGZvciBl eGFtcGxlIGRvbid0IG5lZWQgdG8gYmUgaW4gcmVzZXJ2ZWQgcmVnaW9ucy4gSSd2ZSBnb3QKb25l IGJveCB3aXRoIGEgMTZHQiBUZXNsYSBjYXJkIHRoYXQgaGFzIHRoZSAxNkdCIEJBUiBwbGFjZWQg d2F5IHBhc3QKdGhlIGxhc3QgZW50cnkgaW4gdGhlIG1lbW9yeSBtYXAsIHdpdGhvdXQgYW55IHJl c2VydmVkIHJlZ2lvbi4KClNvIHdoaWxlIHRoaXMgYXBwcm9hY2ggaXMgbm90IHBlcmZlY3QsIGl0 J3MgYmV0dGVyIHRoYW4gd2hhdCB3ZQpjdXJyZW50bHkgZG8sIGFuZCB3ZSBjYW4gYWx3YXlzIGlt cHJvdmUgZnJvbSB0aGVyZSBpZiBpdCdzIGNsZWFyIHdoYXQKbGltaXRhdGlvbnMgd2UgY3VycmVu dGx5IGhhdmUuCgpUaGFua3MsIFJvZ2VyLgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMu eGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3Rp bmZvL3hlbi1kZXZlbA==