From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juergen Gross Subject: Re: [PATCH v2 2/3] xen: add hypercall option to temporarily pin a vcpu Date: Wed, 2 Mar 2016 18:15:08 +0100 Message-ID: <56D71F9C.3060208@suse.com> References: <1456822933-25041-1-git-send-email-jgross@suse.com> <1456822933-25041-3-git-send-email-jgross@suse.com> <56D5BACD.1030502@citrix.com> <56D692C3.4010509@suse.com> <1456910853.2959.286.camel@citrix.com> <56D707F7.9090506@suse.com> <1456934611.2959.371.camel@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1456934611.2959.371.camel@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Dario Faggioli , George Dunlap , xen-devel@lists.xen.org Cc: wei.liu2@citrix.com, stefano.stabellini@eu.citrix.com, george.dunlap@eu.citrix.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, david.vrabel@citrix.com, jbeulich@suse.com List-Id: xen-devel@lists.xenproject.org T24gMDIvMDMvMTYgMTc6MDMsIERhcmlvIEZhZ2dpb2xpIHdyb3RlOgo+IE9uIFdlZCwgMjAxNi0w My0wMiBhdCAxNjozNCArMDEwMCwgSnVlcmdlbiBHcm9zcyB3cm90ZToKPj4gT24gMDIvMDMvMTYg MTA6MjcsIERhcmlvIEZhZ2dpb2xpIHdyb3RlOgo+Pj4gIAo+Pj4gSG93ZXZlciwgYW4geGwgZmxh ZyBpcyBlYXNpZXIgdG8gYWRkLCBlYXNpZXIgdG8gZG9jdW1lbnQgYW5kIGVhc2llcgo+Pj4gYW5k Cj4+PiBtb3JlIG5hdHVyYWwgdG8gZmluZCwgZnJvbSB0aGUgcG9pbnQgb2YgdmlldyBvZiBhbiB1 c2VyIHRoYXQgcmVhbGx5Cj4+PiBuZWVkcyBpdC4gQW5kIHBlcmhhcHMgaXQgY291bGQgdHVybiBv dXQgdXNlZnVsIGZvciBvdGhlciBzaXR1YXRpb25zCj4+PiBpbgo+Pj4gZnV0dXJlLiBTbywgSSBn dWVzcyBJJ2Qgc2F5Ogo+Pj4gIC0geWVzLCBsZXQncyBhZGQgdGhhdAo+Pj4gIC0gbGV0J3MgZG8g aXQgYXMgYSAiZm9yY2UgZmxhZyIgb2YgYHhsIHZjcHUtcGluJy4KPj4gV2hpY2ggcmFpc2VzIHRo ZSBxdWVzdGlvbjogaG93IHRvIGRvIHRoYXQgb24gdGhlIGxpYnhsIGxldmVsPwo+Pgo+IEFoLCBy aWdodC4KPiAKPj4gYSkgZXhwYW5kIGxpYnhsX3NldF92Y3B1YWZmaW5pdHkoKSB3aXRoIGFub3Ro ZXIgcGFyYW1ldGVyIChpcyB0aGlzCj4+IGV2ZW4KPj4gICAgcG9zc2libGU/IEkgY291bGQgZG8g c29tZSBpZmRlZmZlcnksIGJ1dCB0aGUgQVBJIHdvdWxkIGNoYW5nZS4uLikKPj4KPj4gYikgYWRk IGEgbGlieGxfc2V0X3ZjcHVhZmZpbml0eV9mb3JjZSgpIHZhcmlhbnQKPj4KPj4gYykgaW1wbHkg dGhlIGZvcmNlIGZsYWcgYnkgc3BlY2lmeWluZyBib3RoIGhhcmQgYW5kIHNvZnQgbWFwcyBhcyBO VUxMCj4+ICAgIChpdCBfaXNfIGJhc2ljYWxseSBqdXN0IHRoYXQ6IGtlZXAgYm90aCBhZmZpbml0 eSBzZXRzKSwgaW1wbHlpbmcKPj4gdGhhdAo+PiAgICBpdCBtYWtlcyBubyBzZW5zZSB0byBzcGVj aWZ5IGFueSBhZmZpbml0aWVzIHdpdGggdGhlIC1mIGZsYWcKPj4gKHdoaWNoCj4+ICAgIHJlbmRl cnMgdGhlICJmb3JjZSIgbWVhbmluZyByYXRoZXIgc3RyYW5nZSwgd291bGQgYmUgbW9yZSBhCj4+ ICJyZXN0b3JlIgo+PiAgICBub3cpLgo+Pgo+IEVoZWgsIHRvb2xzJyBtYWludGFpbmVycycgY2Fs bC4gTXkgcHJlZmVyZW5jZSB3b3VsZCBiZSBiKS4KPiAKPiBJIGRvbid0IGxpa2UgYSksIG1vc3Rs eSBiZWNhdXNlIHRoYXQgd291bGQgbWVhbiBldmVyeW9uZSB3aWxsIG5lZWQgdG8KPiBzcGVjaWZ5 IGEgcGFyYW1ldGVyIHRoYXQgaXQgaXMgcmVhbGx5IG9ubHkgbmVjZXNzYXJ5IGluIHNwZWNpYWwg Y2FzZXMuCj4gCj4gSSBjb3VsZCBsaXZlIHdpdGggYyksIGJ1dCBpdCBpbmRlZWQgbWFrZXMgdGhl IHNlbWFudGljIHRvbyBjb252b2x1dGVkCj4gZm9yIG15IHRhc3RlLgo+IAo+IEkgZ3Vlc3MsIGhv d2V2ZXIsIHRoYXQgZXZlbiBpZiBnb2luZyBmb3IgYiksIHdlIG5lZWQgdG8gZGVjaWRlIHdoZXRo ZXIKPiB0byByZXF1aXJlIGEgY3B1bWFzayBvciBub3QsIGFuZCB3aGF0IHRvIGRvIGlmIG9uZSBw YXNzZXMgTlVMTC4gTWF5YmUKPiB3ZSBjYW4gaGF2ZSBhIGNwdW1hc2sgcGFyYW1ldGVyIGFuZCwK PiAgLSBpZiBpdCBpcyBub3QgTlVMTCwgZm9yY2UgYWZmaW5pdHkgdG8gdGhhdCwKPiAgLSBpZiBp dCBpcyBOVUxMLCBqdXN0ICdyZXN0b3JlJzsKPiB3aGF0IGRvIHlvdSB0aGluaz8KCkkgd291bGQg anVzdCBsZXQgdGhlIGZvcmNlIGZsYWcgcmVzdG9yZSB0aGUgb2xkIHNldHRpbmcgKHRodXMgY2xl YXJpbmcKdGhlIGFmZmluaXR5X2Jyb2tlbiBmbGFnKSBhbmQgdGhlbiBhcHBseSB0aGUgbm9ybWFs IGFmZmluaXR5IHNldHRpbmdzLgoKPiBBY3R1YWxseSwgYXQgWGVuIGxldmVsLCB0aGUgb3ZlcnJp ZGUgb25seSBhY3RzIG9uIGhhcmQgYWZmaW5pdHkuLi4KPiBzaG91bGQgbGlieGwgdGFrZSBvbmx5 IG9uZSBjcHVtYXNrIChmb3IgaGFyZCBhZmZpbml0eSBvbmx5KSwgb3IgYm90aAo+IGhhcmQgYW5k IHNvZnQ/CgpKdXN0IGFzIHRoZSB1c2VyIGlzIHNwZWNpZnlpbmc6IDAsIDEgb3IgMi4KCj4gSSdk IHNheSBqdXN0IG9uZSBmb3IgaGFyZCBpcyBlbm91Z2gsIHVubGVzcyB3ZSB3YW50IHRvIG1ha2Ug c3BhY2UgZm9yIGEKPiBwb3RlbnRpYWwgZnV0dXJlIHNpdHVhdGlvbiB3aGVyZSB3ZSB3aWxsIHdh bnQgdG8gYnJlYWsgYW5kIHJlc3RvcmUgc29mdAo+IGFmZmluaXR5IGFzIHdlbGwuLi4KClRoZSBm b3JjZSBmbGFnIHdvdWxkIGJlIGp1c3QgYW4gYWRkLW9uLiBUaGF0J3MgcmF0aGVyIGVhc3kgaW4g dGhlCmh5cGVydmlzb3IgYW5kIGluIHRoZSB0b29scy4KCgpKdWVyZ2VuCgoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlz dApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK