From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v12 05/11] x86/mm: add HYPERVISOR_memory_op to acquire guest resources Date: Thu, 19 Oct 2017 17:21:09 +0100 Message-ID: References: <20171017132432.24093-1-paul.durrant@citrix.com> <20171017132432.24093-6-paul.durrant@citrix.com> <759ace10-543f-346c-74fc-c2dd8f80a92a@linaro.org> <01fde88658c54fb6a3b903060a6a4650@AMSPEX02CL03.citrite.net> <1496a647-e2f9-bab3-c7f9-5a766d7c28d2@linaro.org> <59E8DCA60200007800188376@prv-mh.provo.novell.com> <2f17e24d-0191-e46b-64aa-ac3abba515a7@linaro.org> <59E8E51B020000780018840F@prv-mh.provo.novell.com> <1c3d3841-74bd-3548-1b2b-edf64f9994d8@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e5DZL-0004UQ-Rg for xen-devel@lists.xenproject.org; Thu, 19 Oct 2017 16:21:15 +0000 Received: by mail-qt0-f178.google.com with SMTP id k31so15123414qta.6 for ; Thu, 19 Oct 2017 09:21:14 -0700 (PDT) In-Reply-To: <1c3d3841-74bd-3548-1b2b-edf64f9994d8@linaro.org> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: Stefano Stabellini , Wei Liu , Konrad Rzeszutek Wilk , Andrew Cooper , "Tim(Xen.org)" , George Dunlap , Julien Grall , Paul Durrant , "xen-devel@lists.xenproject.org" , Ian Jackson , Daniel De Graaf , Roger PauMonne List-Id: xen-devel@lists.xenproject.org SGksCgpPbiAxOS8xMC8xNyAxNzowNiwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+IE9uIDE5LzEwLzE3 IDE2OjQ3LCBKYW4gQmV1bGljaCB3cm90ZToKPj4+Pj4gT24gMTkuMTAuMTcgYXQgMTc6MzcsIDxq dWxpZW4uZ3JhbGxAbGluYXJvLm9yZz4gd3JvdGU6Cj4+PiBIaSwKPj4+Cj4+PiBPbiAxOS8xMC8x NyAxNjoxMSwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4+Pj4gT24gMTkuMTAuMTcgYXQgMTY6NDks IDxQYXVsLkR1cnJhbnRAY2l0cml4LmNvbT4gd3JvdGU6Cj4+Pj4+Pj4gSSdkIHByZWZlciB0byBt YWtlIHRoZSB3aG9sZSB0aGluZyB4ODYtb25seSBzaW5jZSB0aGF0J3MgdGhlIG9ubHkgCj4+Pj4+ Pj4gcGxhdGZvcm0KPj4+Pj4+IG9uIHdoaWNoIEkgY2FuIHRlc3QgaXQsIGFuZCBpbmRlZWQgdGhl IGNvZGUgdXNlZCB0byBiZSB4ODYtb25seS4gSmFuCj4+PiBvYmplY3RlZAo+Pj4+Pj4gdG8gdGhp cyBzbyBhbGwgSSdtIHRyeWluZyB0byBhY2hpZXZlIGlzIHRoYXQgaXQgYnVpbGRzIGZvciBBUk0u IAo+Pj4+Pj4gUGxlYXNlIGNhbgo+Pj4geW91IGFuZAo+Pj4+Pj4gSmFuIHJlYWNoIGFncmVlbWVu dCBvbiB3aGVyZSB0aGUgY29kZSBzaG91bGQgbGl2ZSBhbmQgaG93LCBpZiBhdCAKPj4+Pj4+IGFs bCwgaXQKPj4+Pj4+IHNob3VsZCBiZSAjaWZkZWYtZWQ/Cj4+Pj4+Pgo+Pj4+Pj4gSSBhbSBxdWl0 ZSBzdXJwcmlzZWQgb2YgIml0IGlzIHRvb2xzLW9ubHkiIHNvIGl0IGlzIGZpbmUgdG8gbm90IAo+ Pj4+Pj4gcHJvdGVjdAo+Pj4+Pj4gaXQgZXZlbiBpZiBpdCBpcyB4ODYgb25seS4gVGhhdCdzIHBy b2JhYmx5IGdvaW5nIHRvIGJpdGUgdXMgaW4gdGhlIAo+Pj4+Pj4gZnV0dXJlLgo+Pj4+Pj4KPj4+ Pj4KPj4+Pj4gU28sIHRoaXMgYXBwZWFycyB0byBoYXZlIHJlYWNoZWQgYW4gaW1wYXNzZS4gSSBk b24ndCBrbm93IGhvdyB0byAKPj4+Pj4gcHJvY2VlZAo+Pj4+PiB3aXRob3V0IGhhdmluZyB0byBh bHNvIGZpeCBwcml2IG1hcHBpbmcgZm9yIHg4Niwgd2hpY2ggaXMgYSB5YWsgZmFyIAo+Pj4+PiB0 b28KPj4+IGxhcmdlCj4+Pj4+IGZvciBtZSB0byBzaGF2ZSBhdCB0aGUgbW9tZW50Lgo+Pj4+Cj4+ Pj4gSnVsaWVuLAo+Pj4+Cj4+Pj4gd2h5IGlzIGl0IHRoYXQgeW91IGFyZSBtYWtpbmcgcmVmY291 bnRpbmcgb24gcDJtIGluc2VydGlvbiAvIHJlbW92YWwKPj4+PiBhIHJlcXVpcmVtZW50IGZvciB0 aGlzIHNlcmllcz8gV2UgYWxsIGtub3cgaXQncyBub3QgdGhlcmUgcmlnaHQgbm93Cj4+Pj4gKGFu ZCBzaW1pbGFybHkgYWxzbyBub3QgZm9yIHRoZSBJT01NVSwgd2hpY2ggbWlnaHQgYWZmZWN0IEFS TSBhcyB3ZWxsCj4+Pj4gdW5sZXNzIHlvdSBhbHdheXMgdXNlIHNoYXJlZCBwYWdlIHRhYmxlcyks IGFuZCBpdCdzIC0gYXMgUGF1bCB2YWxpZGx5Cj4+Pj4gc2F5cyAtIHVucmVsYXRlZCB0byBoaXMg c2VyaWVzLgo+Pj4KPj4+IFdlbGwsIHdlIGRvIGF0IGxlYXN0IGhhdmUgcmVmY291bnRpbmcgZm9y IGZvcmVpZ24gbWFwcGluZyBvbiBBcm0uIFNvIGlmCj4+PiBhIGZvcmVpZ24gZG9tYWluIHJlbW92 ZSB0aGUgbWFwcGluZywgdGhlIHBhZ2Ugd2lsbCBzdGF5IGFsbG9jYXRlZCB1bnRpbAo+Pj4gdGhl IGxhc3QgbWFwcGluZyBpcyByZW1vdmVkLiBGb3IgSU9NTVUsIHBhZ2UgdGFibGVzIGFyZSBmb3Ig dGhlIG1vbWVudAo+Pj4gYWx3YXlzIHNoYXJlZC4KPj4+Cj4+PiBJZiB5b3UgZG9uJ3Qgd2FudCB0 byBmaXggeDg2IG5vdywgdGhlbiBpdCBpcyBmaW5lLiBCdXQgSSB3b3VsZAo+Pj4gYXBwcmVjaWF0 ZSBpZiB5b3UgZG9uJ3Qgc3ByZWFkIHRoYXQgb24gQXJtLgo+Pj4KPj4+IFRvIGdpdmUgeW91IGEg Yml0IG1vcmUgY29udGV4dCwgSSB3YXMgcmVhZHkgdG8gaW1wbGVtZW50IHRoZSBBcm0gdmVyc2lv bgo+Pj4gb2Ygc2V0X2ZvcmVpZ25fcDJtX2VudHJ5IChpdCBpcyBxdWl0ZSB0cml2aWFsKSB0byBh cHBlbmQgYXQgdGhlIGVuZCBvZgo+Pj4gdGhpcyBzZXJpZXMuIEJ1dCBnaXZlbiB0aGF0IHJlZmNv dW50aW5nIGlzIG5vdCBkb25lLCBJIGFtIG1vcmUgcmVsdWN0YW50Cj4+PiB0byBkbyB0aGF0Lgo+ Pgo+PiBJIGRvbid0IHVuZGVyc3RhbmQ6IFRoZSByZWZjb3VudGluZyBpcyB0byBiZSBkb25lIGJ5 IEFSTS1zcGVjaWZpYwo+PiBjb2RlIGFueXdheSwgaS5lLiBieSB0aGUgaW1wbGVtZW50YXRpb24g b2Ygc2V0X2ZvcmVpZ25fcDJtX2VudHJ5KCksCj4+IG5vdCBpdHMgY2FsbGVyLiBBdCBsZWFzdCB0 aGF0J3Mgd2hhdCBJIHdvdWxkIGhhdmUgZXhwZWN0ZWQuCj4gCj4gSSB0aG91Z2h0IEkgc2FpZCBp dCBiZWZvcmUsIGJ1dCBpdCBsb29rcyBsaWtlIG5vdC4gQXNzdW1pbmcgdGhlIE1GTiBpcyAKPiBh bHdheXMgYmFrZWQgYnkgYSBkb21haW4sIHRoZSBwcm90b3R5cGUgd291bGQgbGlrZWx5IG5lZWQg dG8gYmUgZXh0ZW5kZWQgCj4gYW5kIHRha2UgdGhlIGZvcmVpZ24gZG9tYWluLgo+IAo+IElmIGl0 IGlzIG5vdCB0aGUgY2FzZSwgd2Ugd291bGQgbmVlZCB0byBmaW5kIGFub3RoZXIgd2F5IHRvIGRv IHJlZmNvdW50aW5nLgoKTG9va2luZyBhIGJpdCBtb3JlIGF0IHRoZSByZXNvdXJjZSB5b3UgY2Fu IGFjcXVpcmUgZnJvbSB0aGlzIGh5cGVyY2FsbC4gClNvbWUgb2YgdGhlbSBhcmUgYWxsb2NhdGVk IHVzaW5nIGFsbG9jX3hlbmhlYXBfcGFnZSgpIHNvIG5vdCBhc3NpZ25lZCB0byAKYSBkb21haW4u CgpTbyBJIGFtIG5vdCBzdXJlIGhvdyB5b3UgY2FuIGV4cGVjdCBhIGZ1bmN0aW9uIHNldF9mb3Jl aWduX3AybV9lbnRyeSB0byAKdGFrZSByZWZlcmVuY2UgaW4gdGhhdCBjYXNlLgoKQ2hlZXJzLAoK LS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpo dHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==