From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH v2 1/2] drm/i915: Do an unlocked wait before set-cache-level ioctl Date: Thu, 19 Jan 2017 13:42:47 +0200 Message-ID: <87wpdrb7ig.fsf@gaia.fi.intel.com> References: <20170119082211.21257-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id E32106E9DB for ; Thu, 19 Jan 2017 11:43:52 +0000 (UTC) In-Reply-To: <20170119082211.21257-1-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+IHdyaXRlczoKCj4gU2luY2Ug YSBjaGFuZ2UgaW4gY2FjaGUgbGV2ZWwgaXMgbGlrZWx5IHRvIHRyaWdnZXIgYW4gdW5iaW5kLCBh dm9pZAo+IHdhaXRpbmcgdW5kZXIgdGhlIG11dGV4IGJ5IHByZWVtcHRpdmVseSBkb2luZyBhbiB1 bmxvY2tlZCB3YWl0Lgo+Cj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJp cy13aWxzb24uY28udWs+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMg fCAyOSArKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwgMTkg aW5zZXJ0aW9ucygrKSwgMTAgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9n cHUvZHJtL2k5MTUvaTkxNV9nZW0uYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMK PiBpbmRleCBjMWMyNzY1YmI4ZDAuLjA5MjZjMjkxNDA0YyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkx NV9nZW0uYwo+IEBAIC0zMzg0LDcgKzMzODQsNyBAQCBpbnQgaTkxNV9nZW1fc2V0X2NhY2hpbmdf aW9jdGwoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwKPiAgCXN0cnVjdCBkcm1f aTkxNV9nZW1fY2FjaGluZyAqYXJncyA9IGRhdGE7Cj4gIAlzdHJ1Y3QgZHJtX2k5MTVfZ2VtX29i amVjdCAqb2JqOwo+ICAJZW51bSBpOTE1X2NhY2hlX2xldmVsIGxldmVsOwo+IC0JaW50IHJldDsK PiArCWludCByZXQgPSAwOwo+ICAKPiAgCXN3aXRjaCAoYXJncy0+Y2FjaGluZykgewo+ICAJY2Fz ZSBJOTE1X0NBQ0hJTkdfTk9ORToKPiBAQCAtMzQwOSwyMCArMzQwOSwyOSBAQCBpbnQgaTkxNV9n ZW1fc2V0X2NhY2hpbmdfaW9jdGwoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwK PiAgCQlyZXR1cm4gLUVJTlZBTDsKPiAgCX0KPiAgCj4gLQlyZXQgPSBpOTE1X211dGV4X2xvY2tf aW50ZXJydXB0aWJsZShkZXYpOwo+ICsJb2JqID0gaTkxNV9nZW1fb2JqZWN0X2xvb2t1cChmaWxl LCBhcmdzLT5oYW5kbGUpOwoKRG9lcyB0aGlzIG5lZWQgdG8gYmUgaTkxNV9nZW1fb2JqZWN0X2xv b2t1cF9yY3U/CgotTWlrYQoKPiArCWlmICghb2JqKQo+ICsJCXJldHVybiAtRU5PRU5UOwo+ICsK PiArCWlmIChvYmotPmNhY2hlX2xldmVsID09IGxldmVsKQo+ICsJCWdvdG8gb3V0Owo+ICsKPiAr CXJldCA9IGk5MTVfZ2VtX29iamVjdF93YWl0KG9iaiwKPiArCQkJCSAgIEk5MTVfV0FJVF9JTlRF UlJVUFRJQkxFLAo+ICsJCQkJICAgTUFYX1NDSEVEVUxFX1RJTUVPVVQsCj4gKwkJCQkgICB0b19y cHNfY2xpZW50KGZpbGUpKTsKPiAgCWlmIChyZXQpCj4gLQkJcmV0dXJuIHJldDsKPiArCQlnb3Rv IG91dDsKPiAgCj4gLQlvYmogPSBpOTE1X2dlbV9vYmplY3RfbG9va3VwKGZpbGUsIGFyZ3MtPmhh bmRsZSk7Cj4gLQlpZiAoIW9iaikgewo+IC0JCXJldCA9IC1FTk9FTlQ7Cj4gLQkJZ290byB1bmxv Y2s7Cj4gLQl9Cj4gKwlyZXQgPSBpOTE1X211dGV4X2xvY2tfaW50ZXJydXB0aWJsZShkZXYpOwo+ ICsJaWYgKHJldCkKPiArCQlnb3RvIG91dDsKPiAgCj4gIAlyZXQgPSBpOTE1X2dlbV9vYmplY3Rf c2V0X2NhY2hlX2xldmVsKG9iaiwgbGV2ZWwpOwo+IC0JaTkxNV9nZW1fb2JqZWN0X3B1dChvYmop Owo+IC11bmxvY2s6Cj4gIAltdXRleF91bmxvY2soJmRldi0+c3RydWN0X211dGV4KTsKPiArCj4g K291dDoKPiArCWk5MTVfZ2VtX29iamVjdF9wdXQob2JqKTsKPiAgCXJldHVybiByZXQ7Cj4gIH0K PiAgCj4gLS0gCj4gMi4xMS4wCj4KPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMu ZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9pbnRlbC1nZngKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50 ZWwtZ2Z4Cg==