From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Durrant Subject: Re: [PATCH v4 01/15] re-work commit 3e06b989 "IOMMU: make page table population preemptible"... Date: Thu, 2 Aug 2018 08:04:49 +0000 Message-ID: <3d83229e473b4430969e1dbde9ef7125@AMSPEX02CL03.citrite.net> References: <20180801134028.1654-1-paul.durrant@citrix.com> <20180801134028.1654-2-paul.durrant@citrix.com> <5B62B09A02000078001DA278@prv1-mh.provo.novell.com> <74e395deae9549c3a05fccb1241c35ae@AMSPEX02CL03.citrite.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from all-amaz-eas1.inumbo.com ([34.197.232.57]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1fl8bM-0003B5-WB for xen-devel@lists.xenproject.org; Thu, 02 Aug 2018 08:04:53 +0000 In-Reply-To: <74e395deae9549c3a05fccb1241c35ae@AMSPEX02CL03.citrite.net> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: 'Jan Beulich' Cc: 'Stefano Stabellini' , Wei Liu , Andrew Cooper , "Tim (Xen.org)" , George Dunlap , 'Julien Grall' , 'xen-devel' , Ian Jackson List-Id: xen-devel@lists.xenproject.org PiAtLS0tLU9yaWdpbmFsIE1lc3NhZ2UtLS0tLQo+IEZyb206IFBhdWwgRHVycmFudAo+IFNlbnQ6 IDAyIEF1Z3VzdCAyMDE4IDA5OjAzCj4gVG86ICdKYW4gQmV1bGljaCcgPEpCZXVsaWNoQHN1c2Uu Y29tPgo+IENjOiBKdWxpZW4gR3JhbGwgPGp1bGllbi5ncmFsbEBhcm0uY29tPjsgQW5kcmV3IENv b3Blcgo+IDxBbmRyZXcuQ29vcGVyM0BjaXRyaXguY29tPjsgV2VpIExpdSA8d2VpLmxpdTJAY2l0 cml4LmNvbT47IEdlb3JnZQo+IER1bmxhcCA8R2VvcmdlLkR1bmxhcEBjaXRyaXguY29tPjsgSWFu IEphY2tzb24gPElhbi5KYWNrc29uQGNpdHJpeC5jb20+Owo+IFN0ZWZhbm8gU3RhYmVsbGluaSA8 c3N0YWJlbGxpbmlAa2VybmVsLm9yZz47IHhlbi1kZXZlbCA8eGVuLQo+IGRldmVsQGxpc3RzLnhl bnByb2plY3Qub3JnPjsgS29ucmFkIFJ6ZXN6dXRlayBXaWxrCj4gPGtvbnJhZC53aWxrQG9yYWNs ZS5jb20+OyBUaW0gKFhlbi5vcmcpIDx0aW1AeGVuLm9yZz4KPiBTdWJqZWN0OiBSRTogW1BBVENI IHY0IDAxLzE1XSByZS13b3JrIGNvbW1pdCAzZTA2Yjk4OSAiSU9NTVU6IG1ha2UKPiBwYWdlIHRh YmxlIHBvcHVsYXRpb24gcHJlZW1wdGlibGUiLi4uCj4gCj4gPiAtLS0tLU9yaWdpbmFsIE1lc3Nh Z2UtLS0tLQo+ID4gRnJvbTogSmFuIEJldWxpY2ggW21haWx0bzpKQmV1bGljaEBzdXNlLmNvbV0K PiA+IFNlbnQ6IDAyIEF1Z3VzdCAyMDE4IDA4OjIwCj4gPiBUbzogUGF1bCBEdXJyYW50IDxQYXVs LkR1cnJhbnRAY2l0cml4LmNvbT4KPiA+IENjOiBKdWxpZW4gR3JhbGwgPGp1bGllbi5ncmFsbEBh cm0uY29tPjsgQW5kcmV3IENvb3Blcgo+ID4gPEFuZHJldy5Db29wZXIzQGNpdHJpeC5jb20+OyBX ZWkgTGl1IDx3ZWkubGl1MkBjaXRyaXguY29tPjsgR2VvcmdlCj4gPiBEdW5sYXAgPEdlb3JnZS5E dW5sYXBAY2l0cml4LmNvbT47IElhbiBKYWNrc29uCj4gPElhbi5KYWNrc29uQGNpdHJpeC5jb20+ Owo+ID4gU3RlZmFubyBTdGFiZWxsaW5pIDxzc3RhYmVsbGluaUBrZXJuZWwub3JnPjsgeGVuLWRl dmVsIDx4ZW4tCj4gPiBkZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZz47IEtvbnJhZCBSemVzenV0 ZWsgV2lsawo+ID4gPGtvbnJhZC53aWxrQG9yYWNsZS5jb20+OyBUaW0gKFhlbi5vcmcpIDx0aW1A eGVuLm9yZz4KPiA+IFN1YmplY3Q6IFJlOiBbUEFUQ0ggdjQgMDEvMTVdIHJlLXdvcmsgY29tbWl0 IDNlMDZiOTg5ICJJT01NVTogbWFrZQo+ID4gcGFnZSB0YWJsZSBwb3B1bGF0aW9uIHByZWVtcHRp YmxlIi4uLgo+ID4KPiA+ID4+PiBPbiAwMS4wOC4xOCBhdCAxNTo0MCwgPHBhdWwuZHVycmFudEBj aXRyaXguY29tPiB3cm90ZToKPiA+ID4gLi4udG8gc2ltcGxpZnkgdGhlIGltcGxlbWVudGF0aW9u IGFuZCB0dXJuIG5lZWRfaW9tbXUgYmFjayBpbnRvIGEKPiA+IGJvb2xlYW4uCj4gPiA+Cj4gPiA+ IEFzIG5vdGVkIGluIFsxXSB0aGUgdHJpLXN0YXRlIG5hdHVyZSBvZiBuZWVkX2lvbW11IGFmdGVy IGNvbW1pdAo+IDNlMDZiOTg5Cj4gPiBpcwo+ID4gPiBjb25mdXNpbmcsIGFzIGlzIHRoZSBpbXBs ZW1lbnRhdGlvbiBvZiBwcmUtZW1wdGlvbiB1c2luZyByZWxtZW1fbGlzdC4KPiA+ID4KPiA+ID4g VGhpcyBwYXRjaCBpbnN0ZWFkIHVzZXMgYSBzaW1wbGUgY291bnQgb2YgcGFnZXMgYWxyZWFkeSBw b3B1bGF0ZWQgc3RvcmVkCj4gaW4KPiA+ID4gdGhlIHg4NiB2YXJpYW50IG9mIHN0cnVjdCBhcmNo X2lvbW11IGFuZCBza2lwcyBvdmVyIHRoYXQgbnVtYmVyIG9mCj4gcGFnZXMKPiA+ID4gaWYgYXJj aF9pb21tdV9wb3B1bGF0ZV9wYWdlX3RhYmxlKCkgaXMgcmUtaW52b2tlZCBhZnRlciBwcmUtZW1w dGlvbi4KPiA+Cj4gPiBXZWxsLCB5ZXMsIEkgd291bGQgaGF2ZSB1c2VkIHRoYXQgbW9kZWwgaW4g c2FpZCBjb21taXQgaWYgaXQgd2FzIHJlbGlhYmxlLAo+ID4gYnV0IGl0IGlzbid0OiBXaGF0IGlm IHRoZSBsaXN0IG9mIHBhZ2VzIGNoYW5nZWQgYmV0d2VlbiB0d28gKHJlLSlpbnZvY2F0aW9ucz8K PiAKPiBJcyB0aGF0IHJlYWxseSBnb2luZyB0byBoYXBwZW4/IFRoaXMgaXMgdGhlIHJlc3VsdCBv ZiBhIGRvbWN0bCwgd2hpY2ggaXMgYSB0b29scy0KPiBvbmx5IGh5cGVyY2FsbCByaWdodD8KCk9o LCBJIHNlZSB3aGF0IHlvdSBtZWFuLi4uIHRoZSBndWVzdCBjb3VsZCBkbyBzb21ldGhpbmcgbGlr ZSBhIGRlY3JlYXNlX3Jlc2VydmF0aW9uLi4uIEkgd2FzIG92ZXJsb29raW5nIHRoYXQgc2V0dGlu ZyB1cCB0aGUgaW9tbXUgaXMgaGFwcGVuaW5nIHdoaWxlIHRoZSBndWVzdCBpcyBsaXZlLiBXb3Vs ZCBpdCBiZSByZWFzb25hYmxlIHRvIGRvbWFpbl9wYXVzZSgpIGZvciBzYWZldHkgdGhlbj8KCiAg UGF1bAoKPiAKPiA+IEZ1cnRoZXJtb3JlLCB3aXRoIGh1Z2UgZW5vdWdoIGEgZ3Vlc3QgZXZlbiB0 aGUgc2tpcHBpbmcgb2YgdGhlIGFscmVhZHkKPiA+IHByb2Nlc3NlZCBzZXZlcmFsIG1pbGxpb24g cGFnZXMgbWF5IGV4aGF1c3QgdGhlIHRpbWUgYWNjZXB0YWJsZSBiZXR3ZWVuCj4gPiBwcmVlbXB0 aW9uIHBvaW50cy4KPiAKPiBPaywgSSdsbCBrZWVwIGEgcG9pbnRlciBpbnRvIHRoZSBwYWdlIGxp c3QgaW5zdGVhZC4KPiAKPiAgIFBhdWwKPiAKPiA+Cj4gPiBKYW4KPiA+CgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlz dApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0 Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==