From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH 23/25] argo: signal x86 HVM and ARM via VIRQ Date: Tue, 11 Dec 2018 14:15:33 +0000 Message-ID: References: <1543627984-21394-1-git-send-email-christopher.w.clark@gmail.com> <1543627984-21394-24-git-send-email-christopher.w.clark@gmail.com> <23042bc2-d74f-ff7d-5e6a-1bd21de2ddb7@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1gWip1-0002WY-Rw for xen-devel@lists.xenproject.org; Tue, 11 Dec 2018 14:15:39 +0000 In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Christopher Clark Cc: Stefano Stabellini , Wei Liu , Ross Philipson , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Jason Andryuk , Ian Jackson , James McKenzie , Tim Deegan , Daniel Smith , Rich Persaud , Paul Durrant , Jan Beulich , xen-devel , nd@arm.com, eric chanudet List-Id: xen-devel@lists.xenproject.org SGkgQ2hyaXN0b3BoZXIsCgpPbiAwNC8xMi8yMDE4IDA5OjAzLCBDaHJpc3RvcGhlciBDbGFyayB3 cm90ZToKPiBPbiBTdW4sIERlYyAyLCAyMDE4IGF0IDExOjU1IEFNIEp1bGllbiBHcmFsbCA8SnVs aWVuLkdyYWxsQGFybS5jb20+IHdyb3RlOgo+Pgo+PiBIaSwKPj4KPj4gT24gMDEvMTIvMjAxOCAw MTozMywgQ2hyaXN0b3BoZXIgQ2xhcmsgd3JvdGU6Cj4+PiAqIHg4NiBQViBkb21haW5zIGFyZSBu b3RpZmllZCB2aWEgZXZlbnQgY2hhbm5lbC4KPj4+Cj4+PiBQViBndWVzdHMgYXJlIGtub3duIHRv IGhhdmUgdGhlIGV2ZW50IGNoYW5uZWwgc29mdHdhcmUgcHJlc2VudCBpbiB0aGUgZ3Vlc3QKPj4+ IGtlcm5lbCwgc28gaXQgaXMgZmluZSB0byBkZXBlbmQgb24gYW5kIHVzZSBpdC4KPj4+Cj4+PiAq IHg4NiBIVk0gZG9tYWlucyBhbmQgYWxsIEFSTSBkb21haW5zIGFyZSBub3RpZmllZCB2aWEgVklS US4KPj4+Cj4+PiBUaGUgaW50ZW50IGlzIHRvIHJlbW92ZSB0aGUgcmVxdWlyZW1lbnQgZm9yIGV2 ZW50IGNoYW5uZWwgc29mdHdhcmUgdG8gYmUKPj4+IGluc3RhbGxlZCB3aXRoaW4gdGhlc2UgZ3Vl c3RzIGluIG9yZGVyIHRvIHVzZSBBcmdvLiBWSVJRIHNpZ25hbGxpbmcgaXMgYWxzbwo+Pj4gdGhl IG1ldGhvZCB0aGF0IGhhcyBiZWVuIGluIHVzZSBmb3IgdGhlIGxvbmdlc3QgcGVyaW9kIHdpdGgg dGhpcyBoeXBlcmNhbGwKPj4+IGluIGJvdGggWGVuQ2xpZW50IGFuZCBPcGVuWFQuCj4+Cj4+IEkg YW0gYSBiaXQgY29uZnVzZWQuIHZJUlFzIGFyZSBiYXNlZCBvbiBldmVudCBjaGFubmVsLCBzbyBo b3cgZG8geW91Cj4+IHJlbW92ZSB0aGUgcmVxdWlyZW1lbnQgb24gZXZlbnQgY2hhbm5lbD8KPiAK PiBBcmUgVklSUXMgYWx3YXlzIGRlbGl2ZXJlZCB2aWEgZXZlbnRzIGluIGFsbCBjYXNlcz8gSSB3 YXMgdW5kZXIgdGhlCj4gaW1wcmVzc2lvbiB0aGF0IHdhcyBub3QgbmVjZXNzYXJpbHkgc28gd2l0 aCBIVk0gZ3Vlc3RzIGJ1dCBJIGhhdmVuJ3QKPiBjaGVja2VkIGFuZCBjb3VsZCB3ZWxsIGJlIGlu Y29ycmVjdC4KCkl0IGRlcGVuZHMgb24geW91ciBtZWFuaW5nIG9mIHZJUlFzLiBXZSBzZWVtIHRv IHVzZSBpdCBmb3IgdHdvIGNhc2VzIGluIHRoZSAKaHlwZXJ2aXNvci4KCkluIHRoZSBjb250ZXh0 IG9mIHNlbmRfZ3Vlc3RfZ2xvYmFsX3ZpcnEoKSwgdGhlIGludGVycnVwdCB3aWxsIGJlIApwYXJh LXZpcnR1YWxpemVkIGFzIHdlIGRlbGl2ZXJlZCB2aWEgZXZlbnRzLgoKT24gQXJtIG1vc3Qgb2Yg dGhlIHZpcnR1YWwgaW50ZXJydXB0cyB3aWxsIGdvZXMgdGhyb3VnaCB0aGUgdmlydHVhbCBpbnRl cnJ1cHQgCmNvbnRyb2xsZXIuIFRoZXkgY2FuIGJlIHJhaXNlZCB1c2luZyB2Z2ljX2luamVjdF9p cnEoKSBhbmQgZXZlbnQgY2hhbm5lbCBhcmUgCnRoZXJlZm9yZSBub3QgcmVxdWlyZWQuIEkgdGhp bmsgdGhpcyBpcyBmYWlybHkgc2ltaWxhciBvbiBQVkgvSFZNIGJ1dCBJIHdpbGwgbGV0IAp0aGUg eDg2IGZvbGtzIGNvbmZpcm0gaGVyZS4KCj4gCj4gQSBiaXQgb2YgY29udGV4dCBtaWdodCBoZWxw IHdpdGggaG93IHRoaXMgbXVsdGlwbGUtbWV0aG9kIGxvZ2ljIChhcwo+IHN1Ym1pdHRlZCkgd2Fz IGFycml2ZWQgYXQ6Cj4gCj4gMSkgQm90aCBYZW5DbGllbnQncyBvcmlnaW5hbCB2ZXJzaW9uIG9m IHY0diwgYW5kIHRoYXQgdXNlZCBpbiBPcGVuWFQsCj4gZGVsaXZlciBub3RpZmljYXRpb25zIHRv IGd1ZXN0cyB2aWEgVklSUS4KPiBUaGlzIGxvZ2ljIGhhcyBiZWVuIHBlcmZvcm1pbmcgZmluZSBm b3Igb3VyIHVzZXMgY2FzZXMsIHNvIHRoZXJlCj4gaGFzbid0IHJlYWxseSBiZWVuIGEgcHVzaCB0 byBzd2l0Y2ggYXdheSBmcm9tIGl0LgoKIEZyb20gbXkgdW5kZXJzdGFuZGluZywgVklSUSBpcyBq dXN0IGEgY29udmVuaWVuY2UgYWxpYXMgZm9yIHRoZSBndWVzdCB0byAKcmVjZWl2ZSB0aGUgYXNz b2NpYXRlZCBldmVudC4gVGhlIGd1ZXN0IG9ubHkgbmVlZCB0byBzYXkgIkkgd2FudCB0byBiaW5k IFZJUlEgCmZvbyIuIEluIHRoZSBvdGhlciBjYXNlLCB5b3Ugd291bGQgbmVlZCB0byBhbGxvY2F0 ZSB0aGUgZXZlbnQgY2hhbm5lbCBpbiB0aGUgCmh5cGVydmlzb3IgYW5kIHRoZW4gcGFzcyB0aGUg aW5mb3JtYXRpb24gc29tZWhvdyB0byB0aGUgZ3Vlc3QuCgo+IAo+IDIpIFRoZSBsYXN0IHZlcnNp b24gb2YgdjR2IHRoYXQgd2FzIHN1Ym1pdHRlZCB0byB4ZW4tZGV2ZWwgZm9yCj4gaXRlcmF0aW9u IHdpdGggdGhlIFhlbiBjb21tdW5pdHkgd2FzIGludGVuZGVkIHRvIHVzZSBldmVudCBjaGFubmVs cwo+IGluc3RlYWQsIGluIHJlc3BvbnNlIHRvIGEgcmVxdWVzdCBmcm9tIEphbiBhdCB0aGUgdGlt ZS4gR2l2ZW4gdGhhdAo+IGV4cHJlc3NlZCBwcmVmZXJlbmNlLCBJJ3ZlIGFkZGVkIHRoYXQsIHBs dW1iaW5nIGl0IGluIHRocm91Z2ggdmlhIHRoZQo+IElQSSBldmVudCBtZXRob2QgZXhwb3NlZCBp biBwYXRjaCAjMDEsIGFuZCB0aGVuIHVzZWQgaW4gcGF0Y2ggIzA1LCBvZgo+IHRoZSBzdWJtaXR0 ZWQgc2VyaWVzLgo+IAo+IDMpIEJyb21pdW0ncyB1eGVuIHVzZXMgZGlmZmVyZW50IGxvZ2ljIGZv ciBkZWxpdmVyeSBvZiBldmVudHMgdG8KPiBub24tUFYgZ3Vlc3RzOiBhbiBlZGdlLXRyaWdnZXJl ZCwgSVNBIElSUSwgYWxvbmcgdGhlc2UgbGluZXM6Cj4gCj4gICAgICAjZGVmaW5lIEFSR09fU0lH TkFMX0lTQV9JUlEgOAo+ICAgICAgaHZtX2lzYV9pcnFfYXNzZXJ0KGQsIEFSR09fU0lHTkFMX0lT QV9JUlEsIE5VTEwpOwo+ICAgICAgaHZtX2lzYV9pcnFfZGVhc3NlcnQoZCwgQVJHT19TSUdOQUxf SVNBX0lSUSk7Cj4gCj4gSSdtIHRvbGQgdGhhdCB0aGlzIGF2b2lkcyB0aGUgbmVlZCB0byBFT0kg aW4gdGhlIGd1ZXN0LCByZWR1Y2luZyB0aGUKPiBWTUVYSVQgbG9hZCwgYW5kIHVzaW5nIGFuIElT QSBJUlEgYXZvaWRzIHNvbWUgbG9naWMgaW4gV2luZG93cyB0aGF0Cj4gcmVxdWlyZXMgdGhhdCBh IGRldmljZSBiZSBkZXRlY3RlZC4gSSBicmllZmx5IGxvb2tlZCBpbnRvIGFkZGluZyB0aGlzCj4g dG8gQXJnbywgYnV0IExpbnV4IHdhc24ndCBpbW1lZGlhdGVseSBoYXBweSBhbmQgSSBoYXZlbid0 IGhhZCB0aW1lIHRvCj4gbG9vayBpbnRvIGl0IGZ1cnRoZXIgZ2l2ZW4gdGhlIHByb3hpbWl0eSBv ZiB0aGUgNC4xMiByZWxlYXNlLCB3aXRoCj4gb3RoZXIgd29yayBzdGlsbCB0byBjb21wbGV0ZS4K PiAKPiBBbnl3YXk6IHNpbmNlIG1ldGhvZCAzIGlzbid0IHJlYWR5IHRvIHN1Ym1pdCwgYW5kIGlm IFZJUlFzIGRvbid0IGhhdmUKPiBhbiBhZHZhbnRhZ2Ugb3ZlciB1c2luZyBldmVudCBjaGFubmVs cyBkaXJlY3RseSB3cnQuIHRvIG5lZWRpbmcKPiBpbi1ndWVzdCBzdXBwb3J0IHRvIGZ1bmN0aW9u LCB0aGVuIEkgY2FuIGRyb3AgdGhpcyBwYXRjaCAoIzIzKSBhbmQKPiBzaW1wbGlmeSB0aGUgZ2V0 X2NvbmZpZyBvcCAoIzI1KSwgd2hpY2ggd2lsbCBsZWF2ZSBhbGwgbm90aWZpY2F0aW9ucwo+IGJl aW5nIGRlbGl2ZXJlZCBhcyBldmVudHMuCj4gCj4gQWx0ZXJuYXRpdmVseSwgaWYgdGhpcyBpcyBh Ym91dCB3aGljaCBpcyB0aGUgcmlnaHQgZGVsaXZlcnkgbWV0aG9kIGZvcgo+IEFSTSwgd2l0aCBz b21lIHZhbGlkIHJlYXNvbiB0byByZXRhaW4gdXNlIG9mIFZJUlEgZm9yIEhWTSB4ODYsIHRoZW4K PiBJJ20gaGFwcHkgdG8gc3dpdGNoIEFSTSBvdmVyIHRvIGRlbGl2ZXIgYnkgdGhlIGV2ZW50IG1l dGhvZCByYXRoZXIKPiB0aGFuIFZJUlEgaWYgdGhhdCBtYWtlcyBtb3JlIHNlbnNlLgoKRm9yIEFy bSwgMykgd291bGQgbG9vayB0aGUgcmlnaHQgYXBwcm9hY2ggaWYgeW91IHdhbnQgdG8gYXZvaWQg dGhlIGRlcGVuZGVuY2llcyAKb24gdGhlIGV2ZW50IGNoYW5uZWwgZHJpdmVyLgoKQ2hlZXJzLAoK LS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVj dC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1k ZXZlbA==