From mboxrd@z Thu Jan 1 00:00:00 1970 From: Razvan Cojocaru Subject: Re: [PATCH v1] x86/mm: Supresses vm_events caused by page-walks Date: Mon, 30 Oct 2017 19:01:19 +0200 Message-ID: <7d5a09cf-e2e2-90d4-0ece-be83bb510fbf@bitdefender.com> References: <1509359568-3349-1-git-send-email-aisaila@bitdefender.com> <5bc6877a-d140-774f-2e36-924db3e50d4d@bitdefender.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Tamas K Lengyel Cc: Andrei LUTAS , Stefano Stabellini , "wei.liu2@citrix.com" , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Tim Deegan , Xen-devel , Jan Beulich , Alexandru Isaila , Ian Jackson List-Id: xen-devel@lists.xenproject.org T24gMTAvMzAvMjAxNyAwNjozOSBQTSwgVGFtYXMgSyBMZW5neWVsIHdyb3RlOgo+IE9uIE1vbiwg T2N0IDMwLCAyMDE3IGF0IDEwOjI0IEFNLCBSYXp2YW4gQ29qb2NhcnUKPiA8cmNvam9jYXJ1QGJp dGRlZmVuZGVyLmNvbT4gd3JvdGU6Cj4+IE9uIDMwLjEwLjIwMTcgMTg6MDEsIFRhbWFzIEsgTGVu Z3llbCB3cm90ZToKPj4+IE9uIE1vbiwgT2N0IDMwLCAyMDE3IGF0IDQ6MzIgQU0sIEFsZXhhbmRy dSBJc2FpbGEKPj4+IDxhaXNhaWxhQGJpdGRlZmVuZGVyLmNvbT4gd3JvdGU6Cj4+Pj4gVGhpcyBw YXRjaCBpcyBhZGRpbmcgYSB3YXkgdG8gZW5hYmxlL2Rpc2FibGUgbmVzdGVkIHBhZ2VmYXVsdAo+ Pj4+IGV2ZW50cy4gSXQgaW50cm9kdWNlcyB0aGUgeGNfbW9uaXRvcl9uZXN0ZWRfcGFnZWZhdWx0 IGZ1bmN0aW9uCj4+Pj4gYW5kIGFkZHMgdGhlIG5lc3RlZF9wYWdlZmF1bHRfZGlzYWJsZWQgaW4g dGhlIG1vbml0b3Igc3RydWN0dXJlLgo+Pj4+IFRoaXMgaXMgbmVlZGVkIGJ5IHRoZSBpbnRyb3Nw ZWN0aW9uIHNvIGl0IHdpbGwgb25seSBnZXQgZ2xhCj4+Pj4gZmF1bHRzIGFuZCBub3QgZ2V0IHNw YW1tZWQgd2l0aCBvdGhlciBmYXVsdHMuCj4+Pj4gSW4gcDJtX3NldF9hZF9iaXRzIHRoZSB2LT5h cmNoLnNzZV9wZ19kaXJ0eS5laXAgYW5kCj4+Pj4gdi0+YXJjaC5zc2VfcGdfZGlydHkuZ2xhIGFy ZSB1c2VkIHRvIG1hcmsgdGhhdCB0aGlzIGlzIHRoZQo+Pj4+IHNlY29uZCB0aW1lIGEgZmF1bHQg b2NjdXJzIGFuZCB0aGUgZGlydHkgYml0IGlzIHNldC4KPj4+Cj4+PiBDb3VsZCB5b3UgZGVzY3Jp YmUgdW5kZXIgd2hhdCBjb25kaXRpb25zIGRvIHlvdSBnZXQgdGhlc2Ugb3RoZXIgZmF1bHRzPwo+ Pgo+PiBIZXkgVGFtYXMsIHRoZSB3aG9sZSBzdG9yeSBpcyBhdCBwYWdlIDggb2YgdGhpcyBkb2N1 bWVudDoKPj4KPj4gaHR0cHM6Ly93d3cucmVzZWFyY2hnYXRlLm5ldC9wdWJsaWNhdGlvbi8yODE4 MzU1MTVfUHJvcG9zZWRfUHJvY2Vzc29yX0V4dGVuc2lvbnNfZm9yX1NpZ25pZmljYW50X1NwZWVk dXBfb2ZfSHlwZXJ2aXNvcl9NZW1vcnlfSW50cm9zcGVjdGlvbgo+IAo+IEhpIFJhenZhbiwKPiB0 aGFua3MgYnV0IEknbSBub3Qgc3VyZSB0aGF0IGRvYyBhZGRyZXNzZXMgbXkgcXVlc3Rpb24uIFlv dQo+IGVmZmVjdGl2ZWx5IGZpbHRlciBvdXQgbnBmZWNfa2luZF9pbl9ncHQgYW5kIG5wZmVjX2tp bmRfdW5rbm93biBpbgo+IHRoaXMgcGF0Y2guIFRoZSBmaXJzdCwgbnBmZWNfa2luZF9pbl9ncHQg c2hvdWxkIG9ubHkgaGFwcGVuIGlmIHlvdQo+IGhhdmUgcmVzdHJpY3RlZCBhY2Nlc3MgdG8gdGhl IGdwdCB3aXRoIGVwdCBhbmQgdGhlIHByb2Nlc3NvciBjb3VsZG4ndAo+IHdhbGsgdGhlIHRhYmxl LiBCdXQgaWYgeW91IGRvbid0IHdhbnQgdG8gZ2V0IGV2ZW50cyBvZiB0aGVzZSB0eXBlcwo+IHRo ZW4gd2h5IG5vdCBzaW1wbHkgbm90IHJlc3RyaWN0IGFjY2VzcyB0aGUgZ3B0IHRvIGJlZ2luIHdp dGg/IEFuZCBhcwo+IGZvciBucGZlY19raW5kX3Vua25vd24sIEkgZG9uJ3QgdGhpbmsgdGhhdCBn ZXRzIGdlbmVyYXRlZCB1bmRlciBhbnkKPiBzaXR1YXRpb24uIFNvIGhlbmNlIG15IHF1ZXN0aW9u LCB3aGF0IGlzIHlvdXIgc2V0dXAgdGhhdCBtYWtlcyB0aGlzCj4gcGF0Y2ggbmVjZXNzYXJ5PwoK T24gdGhlIG5wZmVjX2tpbmRfdW5rbm93biBjYXNlLCBpbmRlZWQsIHdlIHdlcmUgd29uZGVyaW5n IHdoZW4gdGhhdAptaWdodCBwb3NzaWJseSBvY2N1ciB3aGVuIGRpc2N1c3NpbmcgdGhpcyBwYXRj aCAtIGl0J3MgcHJvYmFibHkgcmVzZXJ2ZWQKZm9yIHRoZSBmdXR1cmU/CgpPbiB3aHkgb3VyIGlu dHJvc3BlY3Rpb24gZW5naW5lIGRlY2lkZXMgdG8gcmVzdHJpY3QgYWNjZXNzIHRvIHRob3NlCnNw ZWNpZmljIHBhZ2VzLCBJIGFtIG5vdCBpbnRpbWF0ZSB3aXRoIGl0cyBpbm5lciB3b3JraW5ncywg YW5kIG5vdCBzdXJlCmhvdyBtdWNoIGNvdWxkIGJlIGRpc2Nsb3NlZCBoZXJlIGluIGFueSBjYXNl LiBJcyBpdCBub3QgYSB3b3J0aHdoaWxlCihhbmQgb3RoZXJ3aXNlIGhhcm1sZXNzKSB0b29sIHRv IGJlIGFibGUgdG8gc3dpdGNoIEEvRCBiaXRzLXRyaWdnZXJlZApFUFQgZmF1bHRzIGFueXdheSwg Zm9yIGludHJvc3BlY3Rpb24gcHVycG9zZXM/CgoKVGhhbmtzLApSYXp2YW4KCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxp c3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZl bAo=