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Thu, 3 Oct 2019 02:34:57 -0700 (PDT) To: Stefano Stabellini References: <20191003013526.30768-5-sstabellini@kernel.org> From: Julien Grall Message-ID: Date: Thu, 3 Oct 2019 10:34:56 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <20191003013526.30768-5-sstabellini@kernel.org> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH v8 5/8] xen/arm: assign devices to boot domains 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: Volodymyr_Babchuk@epam.com, Achin.Gupta@arm.com, andrii_anisov@epam.com, Stefano Stabellini , xen-devel@lists.xen.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" SGkgU3RlZmFubywKCkEgY291cGxlIG9mIGNvbW1lbnRzIGJlbG93LCBtb3N0bHkgYmVjYXVzZSBJ IHdhc24ndCBjbGVhciBlbm91Z2ggb24gdGhlIHByZXZpb3VzIAp2ZXJzaW9uLiBJIGFtIG5vdCBz dXJlIGlmIGl0IGlzIHdvcnRoIHJlc2VuZGluZyB0aGUgc2VyaWVzLCBtYXliZSBqdXN0IHJlc2Vu ZGluZyAKdGhpcyBvbmUgd291bGQgYmUgc3VmZmljaWVudD8KCk9uIDAzLzEwLzIwMTkgMDI6MzUs IFN0ZWZhbm8gU3RhYmVsbGluaSB3cm90ZToKPiBkaWZmIC0tZ2l0IGEveGVuL2FyY2gvYXJtL2Rv bWFpbl9idWlsZC5jIGIveGVuL2FyY2gvYXJtL2RvbWFpbl9idWlsZC5jCj4gaW5kZXggODRiNjVi OGYyNS4uYjkwOTAyYWQ5NyAxMDA2NDQKPiAtLS0gYS94ZW4vYXJjaC9hcm0vZG9tYWluX2J1aWxk LmMKPiArKysgYi94ZW4vYXJjaC9hcm0vZG9tYWluX2J1aWxkLmMKPiBAQCAtMTcxNCw2ICsxNzE0 LDg4IEBAIHN0YXRpYyBpbnQgX19pbml0IG1ha2VfdnBsMDExX3VhcnRfbm9kZShzdHJ1Y3Qga2Vy bmVsX2luZm8gKmtpbmZvKQo+ICAgfQo+ICAgI2VuZGlmCj4gICAKPiArLyoKPiArICogU2NhbiBk ZXZpY2UgdHJlZSBwcm9wZXJ0aWVzIGZvciBwYXNzdGhyb3VnaCBzcGVjaWZpYyBpbmZvcm1hdGlv bi4KPiArICogUmV0dXJucyA8IDAgb24gZXJyb3IKPiArICogICAgICAgICAwIG9uIHN1Y2Nlc3MK PiArICovCj4gK3N0YXRpYyBpbnQgX19pbml0IGhhbmRsZV9wYXNzdGhyb3VnaF9wcm9wKHN0cnVj dCBrZXJuZWxfaW5mbyAqa2luZm8sCj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgIGNvbnN0IHN0cnVjdCBmZHRfcHJvcGVydHkgKnhlbl9yZWcsCj4gKyAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNvbnN0IHN0cnVjdCBmZHRfcHJvcGVy dHkgKnhlbl9wYXRoLAo+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICBib29sIHhlbl9mb3JjZSwKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgdWludDMyX3QgYWRkcmVzc19jZWxscywgdWludDMyX3Qgc2l6ZV9jZWxscykKPiArewo+ ICsgICAgY29uc3QgX19iZTMyICpjZWxsOwo+ICsgICAgdW5zaWduZWQgaW50IGksIGxlbjsKPiAr ICAgIHN0cnVjdCBkdF9kZXZpY2Vfbm9kZSAqbm9kZTsKPiArICAgIGludCByZXM7Cj4gKyAgICBw YWRkcl90IG1zdGFydCwgc2l6ZSwgZ3N0YXJ0Owo+ICsKPiArICAgIC8qIHhlbixyZWcgc3BlY2lm aWVzIHdoZXJlIHRvIG1hcCB0aGUgTU1JTyByZWdpb24gKi8KPiArICAgIGNlbGwgPSAoY29uc3Qg X19iZTMyICopeGVuX3JlZy0+ZGF0YTsKPiArICAgIGxlbiA9IGZkdDMyX3RvX2NwdSh4ZW5fcmVn LT5sZW4pIC8gKChhZGRyZXNzX2NlbGxzICogMiArIHNpemVfY2VsbHMpICoKPiArICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIHNpemVvZih1aW50MzJfdCkpOwoKQXBvbG9n aWVzIGZvciB0aGlzLCBJIG1pc3JlYWQgeW91IHByZXZpb3VzIGNvZGUuIEkgYW0gaGFwcHkgd2l0 aCB0aGlzIHZlcnNpb24gb3IgCnRoZSBwcmV2aW91cyBvbmUuCgpbLi4uXQoKPiArICAgIC8qCj4g KyAgICAgKiBPbmx5IGhhbmRsZSBwYXNzdGhyb3VnaCBwcm9wZXJ0aWVzIGlmIGJvdGggeGVuLHJl ZyBhbmQgeGVuLHBhdGgKPiArICAgICAqIGFyZSBwcmVzZW50LCBvciBpZiB4ZW4sZm9yY2UtYXNz aWduLXdpdGhvdXQtaW9tbXUgaXMgc3BlY2lmaWVkLgo+ICsgICAgICovCj4gKyAgICBpZiAoIHhl bl9yZWcgIT0gTlVMTCAmJiAoeGVuX3BhdGggIT0gTlVMTCB8fCB4ZW5fZm9yY2UpICkKPiArICAg IHsKPiArICAgICAgICByZXMgPSBoYW5kbGVfcGFzc3Rocm91Z2hfcHJvcChraW5mbywgeGVuX3Jl ZywgeGVuX3BhdGgsIHhlbl9mb3JjZSwKPiArICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICBhZGRyZXNzX2NlbGxzLCBzaXplX2NlbGxzKTsKPiArICAgICAgICBpZiAoIHJlcyA8 IDAgKQo+ICsgICAgICAgIHsKPiArICAgICAgICAgICAgcHJpbnRrKFhFTkxPR19FUlIgIkZhaWxl ZCB0byBhc3NpZ24gZGV2aWNlIHRvICVwZFxuIiwga2luZm8tPmQpOwoKVGhpcyBpcyBub3QgdGhl IGVycm9yIHBhdGggSSBtZWFudC4KClRoZSBvbmUgSSB3YXMgcmVmZXJyaW5nIGlzIHRoZSBjYXNl IHdoZXJlIHhlbixwYXRoIGlzIHByZXNlbnQgYnV0IG5vdCB4ZW4scmVnLiAKQXQgdGhlIG1vbWVu dCB5b3Ugd2lsbCBjb250aW51ZSB3aXRob3V0IHRlbGxpbmcgdGhlIHVzZXIuIFdlIHNob3VsZCBh dCBsZWFzdCAKcHJpbnQgYSB3YXJuaW5nIGFuZCBwcm9iYWJseSByZXR1cm4gYW4gZXJyb3IgYXMg c29tZW9uZSBzcGVjaWZ5aW5nICJ4ZW4scGF0aCIgCm1heSBleHBlY3QgdG8gYXNzaWduIHRoZSBk ZXZpY2UuCgpDaGVlcnMsCgoKLS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2 ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWls bWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==