From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: Re: [PATCH RFC LINUX v1] xen: arm: enable migration on ARM. Date: Thu, 7 Jan 2016 09:47:00 +0000 Message-ID: <1452160020.21055.138.camel@citrix.com> References: <1449671507.16124.264.camel@citrix.com> <1449671617-26379-1-git-send-email-ian.campbell@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Stefano Stabellini Cc: julien.grall@citrix.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gV2VkLCAyMDE2LTAxLTA2IGF0IDE3OjU1ICswMDAwLCBTdGVmYW5vIFN0YWJlbGxpbmkgd3Jv dGU6Cj4gUGxlYXNlIENDIGxpbnV4LWFybSBmb3IgdGhlIG5vbi1SRkMgcGF0Y2hlcwo+IAo+IE9u IFdlZCwgOSBEZWMgMjAxNSwgSWFuIENhbXBiZWxsIHdyb3RlOgo+ID4gUmVwbGFjZSB2YXJpb3Vz IHN0dWIgZnVuY3Rpb25zIHdpdGggcmVhbCBmdW5jdGlvbmFsaXR5LCBpbmNsdWRpbmcKPiA+IHJl ZXN0YWJsaXNoaW5nIHRoZSBzaGFyZWQgaW5mbyBwYWdlIGFuZCB0aGUgcGVyLXZjcHUgaW5mbyBw YWdlcyBvbgo+ID4gcmVzdG9yZS4KPiA+IAo+ID4gUmVlc3RhYmxpc2hpbmcgdGhlIHZjcHUgaW5m byBwYWdlIGlzIGEgbGl0dGxlIHN1YnRsZS4gVGhlCj4gPiBWQ1BVT1BfcmVnaXN0ZXJfdmNwdV9p bmZvIGh5cGVyY2FsbCBjYW4gb25seSBiZSBjYWxsZWQgb24gZWl0aGVyIHRoZQo+ID4gY3VycmVu dCBWQ1BVIG9yIG9uIGFuIG9mZmxpbmUgZGlmZmVyZW50IFZDUFUuIFNpbmNlIG1pZ3JhdGlvbiBv Y2N1cnMKPiA+IHdpdGggYWxsIFZDUFVTIG9ubGluZSB0aGV5IGFyZSBhbGwgdGhlcmVmb3JlIG9u bGluZSBhdCB0aGUgcG9pbnQgb2YKPiA+IHJlc3VtZS4KPiA+IAo+ID4gVGhlcmVmb3JlIHdlIG11 c3QgcGVyZm9ybSBhIGNyb3NzIFZDUFUgY2FsbCB0byBlYWNoIG5vbi1ib290IFZDUFUsCj4gPiB3 aGljaCBjYW5ub3QgYmUgZG9uZSBpbiB0aGUgeGVuX2FyY2hfcG9zdF9zdXNwZW5kKCkgY2FsbGJh Y2sgc2luY2UKPiA+IHRoYXQgaXMgcnVuIGZyb20gc3RvcF9tYWNoaW5lKCkgd2l0aCBpbnRlcnJ1 cHRzIGRpc2FibGVkLgo+ID4gCj4gPiBGdXJ0aGVybW9yZSBWQ1BVT1BfcmVnaXN0ZXJfdmNwdV9p bmZvIGNhbiBvbmx5IGJlIGNhbGxlZCBvbmNlIHBlci1WQ1BVCj4gPiBpbiBhIGdpdmVuIGRvbWFp biwgc28gaXQgbXVzdCBub3QgYmUgY2FsbGVkIGFmdGVyIGEgY2FuY2VsbGVkIHN1c3BlbmQKPiA+ ICh3aGljaCByZXN1bWVzIGluIHRoZSBzYW1lIGRvbWFpbikuCj4gPiAKPiA+IFRoZXJlZm9yZSB4 ZW5fYXJjaF9yZXN1bWUoKSBnYWlucyBhIHN1c3BlbmRfY2FuY2VsbGVkIHBhcmFtZXRlciBhbmQg d2UKPiA+IHJlc3VtZSB0aGUgc2Vjb25kYXJ5IFZDUFVzIHRoZXJlIG9ubHkgaWYgbmVlZGVkLgo+ IAo+IEl0IGlzIGEgYml0IGNvbXBsZXggYnV0IGl0IHNlZW1zIGJldHRlciB0aGFuIHdoYXQgd2Ug ZG8gb24geDg2LCB3aGljaAo+IGlzOgoKV2UgY2Fubm90IGRvIHRoaXMgb24gQVJNIGluIGFueSBj YXNlLCBzaW5jZSB3ZSBjYW4ndCBkbyBWQ1BVT1Bfe3VwLGRvd259CmFuZCB3ZSBkb24ndCB3YW50 IHRvIGV4cG9zZSB0aGlzLiBXZSBtaWdodCBiZSBhYmxlIHRvIGRvIGl0IHZpYSBQQ1NJIGJ1dApU QkggSSBkaXNsaWtlIHRoaXMgYW55d2F5IHNpbmNlIGl0IGRlZmVhdHMgdGhlIHB1cnBvc2Ugb2Yg bWlncmF0aW5nIHdpdGgKYWxsIFZDUFVzIG9ubGluZSwgd2UgbWF5IGFzIHdlbGwganVzdCBicmlu ZyB0aGVtIGRvd24gYmVmb3JlIGFuZCBicmluZyB0aGVtCmJhY2sgdXAgYWZ0ZXJ3YXJkcyAoYXMg d2UgdXNlZCB0byBiZWZvcmUgdGhlIHRvb2xzIHN1cHBvcnRlZCBtdWx0aXZjcHUKbWlncmF0aW9u LCBpLmUuIHRoZSAkZG9tL2NvbnRyb2wvcGxhdGZvcm0tZmVhdHVyZS1tdWx0aXByb2Nlc3Nvci1z dXNwZW5kCm5vZGUgaW4geHMpLgo+IAo+IAlmb3JfZWFjaF9wb3NzaWJsZV9jcHUoY3B1KSB7Cj4g CQlib29sIG90aGVyX2NwdSA9IChjcHUgIT0gc21wX3Byb2Nlc3Nvcl9pZCgpKTsKPiAJCWJvb2wg aXNfdXAgPSBIWVBFUlZJU09SX3ZjcHVfb3AoVkNQVU9QX2lzX3VwLCBjcHUsIE5VTEwpOwo+IAo+ IAkJaWYgKG90aGVyX2NwdSAmJiBpc191cCAmJgo+IAkJwqDCoMKgwqBIWVBFUlZJU09SX3ZjcHVf b3AoVkNQVU9QX2Rvd24sIGNwdSwgTlVMTCkpCj4gCQkJQlVHKCk7Cj4gCj4gCQl4ZW5fc2V0dXBf cnVuc3RhdGVfaW5mbyhjcHUpOwo+IAo+IAkJaWYgKGhhdmVfdmNwdV9pbmZvX3BsYWNlbWVudCkK PiAJCQl4ZW5fdmNwdV9zZXR1cChjcHUpOwo+IAo+IAkJaWYgKG90aGVyX2NwdSAmJiBpc191cCAm Jgo+IAkJwqDCoMKgwqBIWVBFUlZJU09SX3ZjcHVfb3AoVkNQVU9QX3VwLCBjcHUsIE5VTEwpKQo+ IAkJCUJVRygpOwo+IAl9Cj4gCj7CoAo+ID4gK3ZvaWQgeGVuX2FyY2hfcG9zdF9zdXNwZW5kKGlu dCBzdXNwZW5kX2NhbmNlbGxlZCkKPiA+ICt7Cj4gPiArCXhlbl9yZWdpc3Rlcl9zaGFyZWRfaW5m bygpOwo+ID4gKwlpZiAoIXN1c3BlbmRfY2FuY2VsbGVkKQo+ID4gKwkJeGVuX3ZjcHVfcmVzdG9y ZSgpOwo+IAo+IGNvdWxkIHdlIHdhaXQgYW5kIGNhbGwgeGVuX3ZjcHVfcmVzdG9yZSBmb3IgY3B1 MCBmcm9tCj4geGVuX3ZjcHVfbm90aWZ5X3Jlc3VtZT8KCkkndmUgYmVlbiB0aHJvdWdoIGFsbW9z dCBldmVyeSBwZXJtdXRhdGlvbiBvZiB3aGVyZSB0aGlzIHN0dWZmIGNhbiBiZSBkb25lLgpJSVJD IHdlIG5lZWQgdG8gdGFrZSBzb21lIGV2ZW50cyBvbiB0aGlzIHZjcHUgYmVmb3JlIHRoZW4sIGVs c2Ugd2UgZ2V0CndlZGdlZCBiZWZvcmUgdGhlIG5vdGlmeS4KCklhbi4KCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QK WGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cDovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==