From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40607) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bSG19-0003xc-Qn for qemu-devel@nongnu.org; Wed, 27 Jul 2016 00:00:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bSG18-0007Oc-SF for qemu-devel@nongnu.org; Wed, 27 Jul 2016 00:00:23 -0400 Message-ID: <1469592014.5978.112.camel@kernel.crashing.org> From: Benjamin Herrenschmidt Date: Wed, 27 Jul 2016 14:00:14 +1000 In-Reply-To: <20160727023310.GY17429@voom.fritz.box> References: <1469571686-7284-1-git-send-email-benh@kernel.crashing.org> <1469571686-7284-25-git-send-email-benh@kernel.crashing.org> <20160727023310.GY17429@voom.fritz.box> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: base64 Subject: Re: [Qemu-devel] [PATCH 25/32] ppc: Handle unconditional (always/never) traps at translation time List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: David Gibson Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org T24gV2VkLCAyMDE2LTA3LTI3IGF0IDEyOjMzICsxMDAwLCBEYXZpZCBHaWJzb24gd3JvdGU6 DQo+wqANCj4gU2hvdWxkIHlvdSBiZSByZXR1cm5pbmcgdHJ1ZSBoZXJlPw0KPiANCj4gV2l0 aG91dCBpdCwgSUlVQywgdGhlIGZ1bmN0aW9ucyBiZWxvdyB3aWxsIGdlbmVyYXRlIHRoZSB1 bmNvbmRpdGlvbmFsDQo+IHRyYXAsIHRoZW4gZ2VuZXJhdGUgbW9yZSBjb2RlIHRvIGFjdHVh bGx5IHRlc3QgdGhlIGNvbmRpdGlvbiBhbmQgdHJhcA0KPiBhZ2Fpbi4NCg0KWW91IGFyZSBy aWdodCwgd2UgZ2VuZXJhdGUgZGVhZCBjb2RlLCB3aWxsIGZpeC4NCg0KQ2hlZXJzLA0KQmVu Lg0KDQo+ID4gDQo+ID4gK8KgwqDCoMKgfQ0KPiA+ICvCoMKgwqDCoHJldHVybiBmYWxzZTsN Cj4gPiArfQ0KPiA+ICsNCj4gPiDCoC8qIHR3ICovDQo+ID4gwqBzdGF0aWMgdm9pZCBnZW5f dHcoRGlzYXNDb250ZXh0ICpjdHgpDQo+ID4gwqB7DQo+ID4gLcKgwqDCoMKgVENHdl9pMzIg dDAgPSB0Y2dfY29uc3RfaTMyKFRPKGN0eC0+b3Bjb2RlKSk7DQo+ID4gK8KgwqDCoMKgVENH dl9pMzIgdDA7DQo+ID4gKw0KPiA+ICvCoMKgwqDCoGlmIChjaGVja191bmNvbmRpdGlvbmFs X3RyYXAoY3R4KSkgew0KPiA+ICvCoMKgwqDCoMKgwqDCoMKgcmV0dXJuOw0KPiA+ICvCoMKg wqDCoH0NCj4gPiArwqDCoMKgwqB0MCA9IHRjZ19jb25zdF9pMzIoVE8oY3R4LT5vcGNvZGUp KTsNCj4gPiDCoMKgwqDCoMKgZ2VuX2hlbHBlcl90dyhjcHVfZW52LCBjcHVfZ3ByW3JBKGN0 eC0+b3Bjb2RlKV0sDQo+ID4gY3B1X2dwcltyQihjdHgtPm9wY29kZSldLA0KPiA+IMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgdDApOw0KPiA+IMKgwqDCoMKgwqB0 Y2dfdGVtcF9mcmVlX2kzMih0MCk7DQo+ID4gQEAgLTMzNzIsOCArMzM5MSwxNCBAQCBzdGF0 aWMgdm9pZCBnZW5fdHcoRGlzYXNDb250ZXh0ICpjdHgpDQo+ID4gwqAvKiB0d2kgKi8NCj4g PiDCoHN0YXRpYyB2b2lkIGdlbl90d2koRGlzYXNDb250ZXh0ICpjdHgpDQo+ID4gwqB7DQo+ ID4gLcKgwqDCoMKgVENHdiB0MCA9IHRjZ19jb25zdF90bChTSU1NKGN0eC0+b3Bjb2RlKSk7 DQo+ID4gLcKgwqDCoMKgVENHdl9pMzIgdDEgPSB0Y2dfY29uc3RfaTMyKFRPKGN0eC0+b3Bj b2RlKSk7DQo+ID4gK8KgwqDCoMKgVENHdiB0MDsNCj4gPiArwqDCoMKgwqBUQ0d2X2kzMiB0 MTsNCj4gPiArDQo+ID4gK8KgwqDCoMKgaWYgKGNoZWNrX3VuY29uZGl0aW9uYWxfdHJhcChj dHgpKSB7DQo+ID4gK8KgwqDCoMKgwqDCoMKgwqByZXR1cm47DQo+ID4gK8KgwqDCoMKgfQ0K PiA+ICvCoMKgwqDCoHQwID0gdGNnX2NvbnN0X3RsKFNJTU0oY3R4LT5vcGNvZGUpKTsNCj4g PiArwqDCoMKgwqB0MSA9IHRjZ19jb25zdF9pMzIoVE8oY3R4LT5vcGNvZGUpKTsNCj4gPiDC oMKgwqDCoMKgZ2VuX2hlbHBlcl90dyhjcHVfZW52LCBjcHVfZ3ByW3JBKGN0eC0+b3Bjb2Rl KV0sIHQwLCB0MSk7DQo+ID4gwqDCoMKgwqDCoHRjZ190ZW1wX2ZyZWUodDApOw0KPiA+IMKg wqDCoMKgwqB0Y2dfdGVtcF9mcmVlX2kzMih0MSk7DQo+ID4gQEAgLTMzODMsNyArMzQwOCwx MiBAQCBzdGF0aWMgdm9pZCBnZW5fdHdpKERpc2FzQ29udGV4dCAqY3R4KQ0KPiA+IMKgLyog dGQgKi8NCj4gPiDCoHN0YXRpYyB2b2lkIGdlbl90ZChEaXNhc0NvbnRleHQgKmN0eCkNCj4g PiDCoHsNCj4gPiAtwqDCoMKgwqBUQ0d2X2kzMiB0MCA9IHRjZ19jb25zdF9pMzIoVE8oY3R4 LT5vcGNvZGUpKTsNCj4gPiArwqDCoMKgwqBUQ0d2X2kzMiB0MDsNCj4gPiArDQo+ID4gK8Kg wqDCoMKgaWYgKGNoZWNrX3VuY29uZGl0aW9uYWxfdHJhcChjdHgpKSB7DQo+ID4gK8KgwqDC oMKgwqDCoMKgwqByZXR1cm47DQo+ID4gK8KgwqDCoMKgfQ0KPiA+ICvCoMKgwqDCoHQwID0g dGNnX2NvbnN0X2kzMihUTyhjdHgtPm9wY29kZSkpOw0KPiA+IMKgwqDCoMKgwqBnZW5faGVs cGVyX3RkKGNwdV9lbnYsIGNwdV9ncHJbckEoY3R4LT5vcGNvZGUpXSwNCj4gPiBjcHVfZ3By W3JCKGN0eC0+b3Bjb2RlKV0sDQo+ID4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqB0MCk7DQo+ID4gwqDCoMKgwqDCoHRjZ190ZW1wX2ZyZWVfaTMyKHQwKTsNCj4g PiBAQCAtMzM5Miw4ICszNDIyLDE0IEBAIHN0YXRpYyB2b2lkIGdlbl90ZChEaXNhc0NvbnRl eHQgKmN0eCkNCj4gPiDCoC8qIHRkaSAqLw0KPiA+IMKgc3RhdGljIHZvaWQgZ2VuX3RkaShE aXNhc0NvbnRleHQgKmN0eCkNCj4gPiDCoHsNCj4gPiAtwqDCoMKgwqBUQ0d2IHQwID0gdGNn X2NvbnN0X3RsKFNJTU0oY3R4LT5vcGNvZGUpKTsNCj4gPiAtwqDCoMKgwqBUQ0d2X2kzMiB0 MSA9IHRjZ19jb25zdF9pMzIoVE8oY3R4LT5vcGNvZGUpKTsNCj4gPiArwqDCoMKgwqBUQ0d2 IHQwOw0KPiA+ICvCoMKgwqDCoFRDR3ZfaTMyIHQxOw0KPiA+ICsNCj4gPiArwqDCoMKgwqBp ZiAoY2hlY2tfdW5jb25kaXRpb25hbF90cmFwKGN0eCkpIHsNCj4gPiArwqDCoMKgwqDCoMKg wqDCoHJldHVybjsNCj4gPiArwqDCoMKgwqB9DQo+ID4gK8KgwqDCoMKgdDAgPSB0Y2dfY29u c3RfdGwoU0lNTShjdHgtPm9wY29kZSkpOw0KPiA+ICvCoMKgwqDCoHQxID0gdGNnX2NvbnN0 X2kzMihUTyhjdHgtPm9wY29kZSkpOw0KPiA+IMKgwqDCoMKgwqBnZW5faGVscGVyX3RkKGNw dV9lbnYsIGNwdV9ncHJbckEoY3R4LT5vcGNvZGUpXSwgdDAsIHQxKTsNCj4gPiDCoMKgwqDC oMKgdGNnX3RlbXBfZnJlZSh0MCk7DQo+ID4gwqDCoMKgwqDCoHRjZ190ZW1wX2ZyZWVfaTMy KHQxKTsNCj4gDQo=