From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH v2] drm/i915: Stop engines when declaring the machine wedged Date: Fri, 16 Mar 2018 10:58:28 +0200 Message-ID: <87fu50mm6j.fsf@gaia.fi.intel.com> References: <20180315132027.4245-1-chris@chris-wilson.co.uk> <20180315151015.22741-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id 249216E998 for ; Fri, 16 Mar 2018 09:05:02 +0000 (UTC) In-Reply-To: <20180315151015.22741-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gSWYgd2Ug ZmFpbCB0byByZXNldCB0aGUgR1BVLCB3ZSBkZWNsYXJlIHRoZSBtYWNoaW5lIHdlZGdlZC4gSG93 ZXZlciwgdGhlCj4gR1BVIG1heSB3ZWxsIHN0aWxsIGJlIHJ1bm5pbmcgaW4gdGhlIGJhY2tncm91 bmQgd2l0aCBhbiBpbi1mbGlnaHQKPiByZXF1ZXN0LiBTbyBkZXNwaXRlIG91ciBlZmZvcnRzIGlu IGNsZWFuaW5nIHVwIHRoZSByZXF1ZXN0IHF1ZXVlIGFuZAo+IGZha2luZyB0aGUgYnJlYWRjcnVt YiBpbiB0aGUgSFdTUCwgdGhlIEdQVSBtYXkgZXZlbnR1YWxseSB3cml0ZSB0aGUKPiBpbi1mbGdo dCBzZXFubyB0aGVyZSBicmVha2luZyBhbGwgb2Ygb3VyIGFzc3VtcHRpb25zIGFuZCB0aHJvd2lu ZyB0aGUKPiBkcml2ZXIgaW50byBhIGRlZXAgdHVybW9pbCwgd2VkZ2luZyBiZXlvbmQgd2VkZ2Vk Lgo+Cj4gVG8gYXZvaWQgdGhpcyB3ZSBpZGVhbGx5IHdhbnQgdG8gcmVzZXQgdGhlIEdQVS4gU2lu Y2UgdGhhdCBoYXMgYWxyZWFkeQo+IGZhaWxlZCwgbWFrZSBzdXJlIHRoZSByaW5ncyBoYXZlIHRo ZSBzdG9wIGJpdCBzZXQgaW5zdGVhZC4gVGhpcyBpcyBwYXJ0Cj4gb2YgdGhlIG5vcm1hbCBHUFUg cmVzZXQgc2VxdWVuY2UsIGJ1dCB0aGF0IGlzIGFjdHVhbGx5IGRpc2FibGVkIGJ5Cj4gaWd0L2dl bV9laW8gdG8gZm9yY2UgdGhlIHdlZGdlZCBzdGF0ZS4gSWYgd2UgYXNzdW1lIHRoZSB3b3JzdCwg d2UgbXVzdAo+IHBva2UgYXQgdGhlIGJpdCBhZ2FpbiBiZWZvcmUgd2UgZ2l2ZSB1cC4KPgo+IHYy OiBNb3ZlIHRoZSBpbnRlbF9ncHVfcmVzZXQoKSBmcm9tIHNldC13ZWRnZWQgaW4gdGhlIHJlc2V0 IGVycm9yIHBhdGgKPiBpbnRvIGk5MTVfZ2VtX3NldF93ZWRnZWQoKSBpdHNlbGYuIEV2ZW4gaWYg dGhlIHJlc2V0IGZhaWxzIChlLmcuIGlmIGl0IGlzCj4gZGlzYWJsZWQgYnkgZ2VtX2VpbyksIGl0 IHN0aWxsIHRyaWVzIHRvIG1ha2Ugc3VyZSB0aGUgZW5naW5lcyBhcmUKPiBzdG9wcGVkLiBGb3Ig aTkxNV9nZW1fc2V0X3dlZGdlZCgpIGNhbGxlcnMgZnJvbSBvdXRzaWRlIG9mIGk5MTVfcmVzZXQo KSwKPiB0aGlzIHNob3VsZCBtYWtlIHN1cmUgdGhlIEdQVSBpcyBkaXNhYmxlZCB3aGlsZSB0aGUg ZHJpdmVyIGlzIG1hcmtlZCBhcwo+IGJlaW5nIHdlZGdlZC4KPgo+IFRlc3RjYXNlOiBpZ3QvZ2Vt X2Vpbwo+IFNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNv LnVrPgo+IENjOiBNaWthIEt1b3BwYWxhIDxtaWthLmt1b3BwYWxhQGxpbnV4LmludGVsLmNvbT4K PiBDYzogTWljaGHFgiBXaW5pYXJza2kgPG1pY2hhbC53aW5pYXJza2lAaW50ZWwuY29tPgo+IENj OiBNaWNoYWwgV2FqZGVjemtvIDxtaWNoYWwud2FqZGVjemtvQGludGVsLmNvbT4KPiBDYzogTWlj aGVsIFRoaWVycnkgPG1pY2hlbC50aGllcnJ5QGludGVsLmNvbT4KPiAtLS0KPiAgZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9kcnYuYyB8IDEgLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2dlbS5jIHwgMyArKysKPiAgMiBmaWxlcyBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDEgZGVs ZXRpb24oLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5j IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuYwo+IGluZGV4IGYwMzU1NWVmYzUyMC4u M2RmNTE5MzQ4N2YzIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2 LmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5jCj4gQEAgLTE5OTUsNyAr MTk5NSw2IEBAIHZvaWQgaTkxNV9yZXNldChzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqaTkxNSwg dW5zaWduZWQgaW50IGZsYWdzKQo+ICBlcnJvcjoKPiAgCWk5MTVfZ2VtX3NldF93ZWRnZWQoaTkx NSk7Cj4gIAlpOTE1X3JldGlyZV9yZXF1ZXN0cyhpOTE1KTsKPiAtCWludGVsX2dwdV9yZXNldChp OTE1LCBBTExfRU5HSU5FUyk7Cj4gIAlnb3RvIGZpbmlzaDsKPiAgfQo+ICAKPiBkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZ2VtLmMKPiBpbmRleCAyZmJkNjIyYmJhMzAuLjgwMmRmOGUxYTU0NCAxMDA2NDQKPiAt LS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCj4gKysrIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9nZW0uYwo+IEBAIC0zMjQ2LDYgKzMyNDYsOSBAQCB2b2lkIGk5MTVfZ2Vt X3NldF93ZWRnZWQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmk5MTUpCj4gIAl9Cj4gIAlpOTE1 LT5jYXBzLnNjaGVkdWxlciA9IDA7Cj4gIAo+ICsJLyogRXZlbiBpZiB0aGUgR1BVIHJlc2V0IGZh aWxzLCBpdCBzaG91bGQgc3RpbGwgc3RvcCB0aGUgZW5naW5lcyAqLwo+ICsJaW50ZWxfZ3B1X3Jl c2V0KGk5MTUsIEFMTF9FTkdJTkVTKTsKPiArCgpDb21tZW50IGlzIHZlcnkgd2VsY29tZSBpbiBo ZXJlIGFzIG1vZHBhcm0ucmVzZXQgdXNhZ2UgaXNuJ3QKc28gdHJhbnNwYXJlbnQuCgpSZXZpZXdl ZC1ieTogTWlrYSBLdW9wcGFsYSA8bWlrYS5rdW9wcGFsYUBsaW51eC5pbnRlbC5jb20+Cgo+ICAJ LyoKPiAgCSAqIE1ha2Ugc3VyZSBubyBvbmUgaXMgcnVubmluZyB0aGUgb2xkIGNhbGxiYWNrIGJl Zm9yZSB3ZSBwcm9jZWVkIHdpdGgKPiAgCSAqIGNhbmNlbGxpbmcgcmVxdWVzdHMgYW5kIHJlc2V0 dGluZyB0aGUgY29tcGxldGlvbiB0cmFja2luZy4gT3RoZXJ3aXNlCj4gLS0gCj4gMi4xNi4yCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBt YWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=