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[54.240.197.234]) by smtp.gmail.com with ESMTPSA id r21sm199753edc.29.2020.03.19.11.07.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 19 Mar 2020 11:07:45 -0700 (PDT) To: =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= References: <20200319154716.34556-1-roger.pau@citrix.com> <20200319154716.34556-2-roger.pau@citrix.com> <83b8dc44-6ecf-9bdf-957b-3c502e4df926@xen.org> <20200319173825.GQ24458@Air-de-Roger.citrite.net> From: Julien Grall Message-ID: <3d242660-7c28-5465-5da8-d126d2d347b4@xen.org> Date: Thu, 19 Mar 2020 18:07:44 +0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200319173825.GQ24458@Air-de-Roger.citrite.net> Content-Language: en-GB Subject: Re: [Xen-devel] [PATCH v7 1/3] x86/tlb: introduce a flush HVM ASIDs flag X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Stefano Stabellini , Wei Liu , Andrew Cooper , Ian Jackson , George Dunlap , Tim Deegan , Jan Beulich , xen-devel@lists.xenproject.org Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" CgpPbiAxOS8wMy8yMDIwIDE3OjM4LCBSb2dlciBQYXUgTW9ubsOpIHdyb3RlOgo+IE9uIFRodSwg TWFyIDE5LCAyMDIwIGF0IDA0OjIxOjIzUE0gKzAwMDAsIEp1bGllbiBHcmFsbCB3cm90ZToKPj4g SGksCj4+Cj4+IE9uIDE5LzAzLzIwMjAgMTU6NDcsIFJvZ2VyIFBhdSBNb25uZSB3cm90ZToKPj4+ IGRpZmYgLS1naXQgYS94ZW4vaW5jbHVkZS94ZW4vbW0uaCBiL3hlbi9pbmNsdWRlL3hlbi9tbS5o Cj4+PiBpbmRleCBkMGQwOTVkOWM3Li4wMmFhZDQzMDQyIDEwMDY0NAo+Pj4gLS0tIGEveGVuL2lu Y2x1ZGUveGVuL21tLmgKPj4+ICsrKyBiL3hlbi9pbmNsdWRlL3hlbi9tbS5oCj4+PiBAQCAtNjQ0 LDcgKzY0NCw3IEBAIHN0YXRpYyBpbmxpbmUgdm9pZCBmaWx0ZXJlZF9mbHVzaF90bGJfbWFzayh1 aW50MzJfdCB0bGJmbHVzaF90aW1lc3RhbXApCj4+PiAgICAgICAgaWYgKCAhY3B1bWFza19lbXB0 eSgmbWFzaykgKQo+Pj4gICAgICAgIHsKPj4+ICAgICAgICAgICAgcGVyZmNfaW5jcihuZWVkX2Zs dXNoX3RsYl9mbHVzaCk7Cj4+PiAtICAgICAgICBmbHVzaF90bGJfbWFzaygmbWFzayk7Cj4+PiAr ICAgICAgICBmbHVzaF9tYXNrKCZtYXNrLCBGTFVTSF9UTEIgfCBGTFVTSF9IVk1fQVNJRF9DT1JF KTsKPj4KPj4gQSBydWxlIG9mIHRodW1iIGlzIGFueSBtb2RpZmljYXRpb24gaW4gY29tbW9uIGNv ZGUgbWF5IGltcGFjdCBBcm0uIFRoaXMgaXMgYQo+PiBjYXNlIGhlcmUgYmVjYXVzZSB0aGUgZmxh ZyBhbmQgdGhlICJuZXciIGZ1bmN0aW9uIGFyZSBub3QgZGVmaW5lZCBvbiBBcm0gYW5kCj4+IHRo ZXJlZm9yZSBnb2luZyB0byBicmVhayB0aGUgYnVpbGQuCj4gCj4gZmx1c2hfbWFzayBpcyBub3Qg YSBuZXcgZnVuY3Rpb24sIGl0J3MganVzdCBub3QgaW1wbGVtZW50ZWQgb24gQVJNIEkKPiBndWVz cy4KClRoYXQncyB3aHkgSSBzYWlkIGl0IGluICIiIDspLgoKPiAgPj4gV2h5IGNhbid0IHlvdSBr ZWVwIGZsdXNoX3RsYl9tYXNrKCkgaGVyZT8KPiAKPiBCZWNhdXNlIGZpbHRlcmVkX2ZsdXNoX3Rs Yl9tYXNrIGlzIHVzZWQgaW4gcG9wdWxhdGVfcGh5c21hcCwgYW5kCj4gY2hhbmdlcyB0byB0aGUg cGh5bWFwIHJlcXVpcmUgYW4gQVNJRCBmbHVzaCBvbiBBTUQgaGFyZHdhcmUuCgpJIGFtIGFmcmFp ZCB0aGlzIGRvZXMgbm90IHlldCBleHBsYWluIG1lIHdoeSBmbHVzaF90bGJfbWFzaygpIGNvdWxk IG5vdCAKYmUgdXBkYXRlZCBzbyBpdCBmbHVzaCB0aGUgQVNJRCBvbiBBTUQgaGFyZHdhcmUuCgpU aGlzIHdvdWxkIGFjdHVhbGx5IG1hdGNoIHRoZSBiZWhhdmlvciBvZiBmbHVzaF90bGJfbWFzaygp IG9uIEFybSB3aGVyZSAKYWxsIHRoZSBndWVzdCBUTEJzIHdvdWxkIGJlIHJlbW92ZWQuCgpDaGVl cnMsCgotLSAKSnVsaWVuIEdyYWxsCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5w cm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8v eGVuLWRldmVs