From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH 05/10] drm/i915: Fix partial GGTT faulting Date: Mon, 15 Aug 2016 12:29:41 +0300 Message-ID: <1471253381.3839.32.camel@linux.intel.com> References: <1470997701-988-1-git-send-email-chris@chris-wilson.co.uk> <1470997701-988-6-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id 8EF6F6E0BC for ; Mon, 15 Aug 2016 09:29:44 +0000 (UTC) In-Reply-To: <1470997701-988-6-git-send-email-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 T24gcGUsIDIwMTYtMDgtMTIgYXQgMTE6MjggKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBA QCAtMTcxNywyNiArMTcxNiwzMCBAQCBpbnQgaTkxNV9nZW1fZmF1bHQoc3RydWN0IHZtX2FyZWFf c3RydWN0ICphcmVhLCBzdHJ1Y3Qgdm1fZmF1bHQgKnZtZikKPiDCoAl9Cj4gwqAKPiDCoAkvKiBV c2UgYSBwYXJ0aWFsIHZpZXcgaWYgdGhlIG9iamVjdCBpcyBiaWdnZXIgdGhhbiB0aGUgYXBlcnR1 cmUuICovCgpNb3ZlIHRoaXMgY29tbWVudCBkb3duIHRvIHdoZXJlIHBhcnRpYWwgdmlldyBpcyBh Y3R1YWxseSBjcmVhdGVkLgoKPiAtCWlmIChvYmotPmJhc2Uuc2l6ZSA+PSBnZ3R0LT5tYXBwYWJs ZV9lbmQgJiYKPiAtCcKgwqDCoMKgIWk5MTVfZ2VtX29iamVjdF9pc190aWxlZChvYmopKSB7Cj4g KwkvKiBOb3cgcGluIGl0IGludG8gdGhlIEdUVCBpZiBuZWVkZWQgKi8KPiArCXZtYSA9IGk5MTVf Z2VtX29iamVjdF9nZ3R0X3BpbihvYmosIE5VTEwsIDAsIDAsCj4gKwkJCQnCoMKgwqDCoMKgwqDC oFBJTl9NQVBQQUJMRSB8IFBJTl9OT05CTE9DSyk7Cj4gKwlpZiAoSVNfRVJSKHZtYSkpIHsKPiAr CQlzdHJ1Y3QgaTkxNV9nZ3R0X3ZpZXcgcGFydGlhbDsKCid2aWV3JyBzdGlsbCBtYWtlcyBtb3Jl IHNlbnNlLCBsZXNzIHJlcGVhdGluZyBvZiB0aGUgd29yZCBwYXJ0aWFsIGRvd24uCgo+IEBAIC0x NzU0LDI2ICsxNzU3LDcgQEAgaW50IGk5MTVfZ2VtX2ZhdWx0KHN0cnVjdCB2bV9hcmVhX3N0cnVj dCAqYXJlYSwgc3RydWN0IHZtX2ZhdWx0ICp2bWYpCj4gwqAJcGZuID0gZ2d0dC0+bWFwcGFibGVf YmFzZSArIGk5MTVfZ2d0dF9vZmZzZXQodm1hKTsKPiDCoAlwZm4gPj49IFBBR0VfU0hJRlQ7Cj4g wqAKPiAtCWlmICh1bmxpa2VseSh2aWV3LnR5cGUgPT0gSTkxNV9HR1RUX1ZJRVdfUEFSVElBTCkp IHsKPiAtCQkvKiBPdmVycmlkaW5nIGV4aXN0aW5nIHBhZ2VzIGluIHBhcnRpYWwgdmlldyBkb2Vz IG5vdCBjYXVzZQo+IC0JCcKgKiB1cyBhbnkgdHJvdWJsZSBhcyBUTEJzIGFyZSBzdGlsbCB2YWxp ZCBiZWNhdXNlIHRoZSBmYXVsdAo+IC0JCcKgKiBpcyBkdWUgdG8gdXNlcnNwYWNlIGxvc2luZyBw YXJ0IG9mIHRoZSBtYXBwaW5nIG9yIG5ldmVyCj4gLQkJwqAqIGhhdmluZyBhY2Nlc3NlZCBpdCBi ZWZvcmUgKGF0IHRoaXMgcGFydGlhbHMnIHJhbmdlKS4KPiAtCQnCoCovCj4gLQkJdW5zaWduZWQg bG9uZyBiYXNlID0gYXJlYS0+dm1fc3RhcnQgKwo+IC0JCQkJwqDCoMKgwqDCoCh2aWV3LnBhcmFt cy5wYXJ0aWFsLm9mZnNldCA8PCBQQUdFX1NISUZUKTsKPiAtCQl1bnNpZ25lZCBpbnQgaTsKPiAt Cj4gLQkJZm9yIChpID0gMDsgaSA8IHZpZXcucGFyYW1zLnBhcnRpYWwuc2l6ZTsgaSsrKSB7Cj4g LQkJCXJldCA9IHZtX2luc2VydF9wZm4oYXJlYSwKPiAtCQkJCQnCoMKgwqDCoGJhc2UgKyBpICog UEFHRV9TSVpFLAo+IC0JCQkJCcKgwqDCoMKgcGZuICsgaSk7Cj4gLQkJCWlmIChyZXQpCj4gLQkJ CQlicmVhazsKPiAtCQl9Cj4gLQo+IC0JCW9iai0+ZmF1bHRfbWFwcGFibGUgPSB0cnVlOwo+IC0J fSBlbHNlIHsKPiArCWlmICh2bWEtPmdndHRfdmlldy50eXBlID09IEk5MTVfR0dUVF9WSUVXX05P Uk1BTCkgewoKbGlrZWx5KCkgPwoKPiDCoAkJaWYgKCFvYmotPmZhdWx0X21hcHBhYmxlKSB7Cj4g wqAJCQl1bnNpZ25lZCBsb25nIHNpemUgPQo+IMKgCQkJCW1pbl90KHVuc2lnbmVkIGxvbmcsCj4g QEAgLTE3ODksMTMgKzE3NzMsMzEgQEAgaW50IGk5MTVfZ2VtX2ZhdWx0KHN0cnVjdCB2bV9hcmVh X3N0cnVjdCAqYXJlYSwgc3RydWN0IHZtX2ZhdWx0ICp2bWYpCj4gwqAJCQkJaWYgKHJldCkKPiDC oAkJCQkJYnJlYWs7Cj4gwqAJCQl9Cj4gLQo+IC0JCQlvYmotPmZhdWx0X21hcHBhYmxlID0gdHJ1 ZTsKPiDCoAkJfSBlbHNlCj4gwqAJCQlyZXQgPSB2bV9pbnNlcnRfcGZuKGFyZWEsCj4gwqAJCQkJ CcKgwqDCoMKgKHVuc2lnbmVkIGxvbmcpdm1mLT52aXJ0dWFsX2FkZHJlc3MsCj4gwqAJCQkJCcKg wqDCoMKgcGZuICsgcGFnZV9vZmZzZXQpOwo+ICsJfSBlbHNlIHsKPiArCQkvKiBPdmVycmlkaW5n IGV4aXN0aW5nIHBhZ2VzIGluIHBhcnRpYWwgdmlldyBkb2VzIG5vdCBjYXVzZQo+ICsJCcKgKiB1 cyBhbnkgdHJvdWJsZSBhcyBUTEJzIGFyZSBzdGlsbCB2YWxpZCBiZWNhdXNlIHRoZSBmYXVsdAo+ ICsJCcKgKiBpcyBkdWUgdG8gdXNlcnNwYWNlIGxvc2luZyBwYXJ0IG9mIHRoZSBtYXBwaW5nIG9y IG5ldmVyCj4gKwkJwqAqIGhhdmluZyBhY2Nlc3NlZCBpdCBiZWZvcmUgKGF0IHRoaXMgcGFydGlh bHMnIHJhbmdlKS4KPiArCQnCoCovCj4gKwkJY29uc3Qgc3RydWN0IGk5MTVfZ2d0dF92aWV3ICp2 aWV3ID0gJnZtYS0+Z2d0dF92aWV3OwoKSSBub3cgc2VlIHdoeSB5b3UgZGlkIHRoZSByZW5hbWUu IERvIG5vdCBoYXZlIGEgYmV0dGVyIGlkZWEgcmVhbGx5LCBzbzsKClJldmlld2VkLWJ5OiBKb29u YXMgTGFodGluZW4gPGpvb25hcy5sYWh0aW5lbkBsaW51eC5pbnRlbC5jb20+CgpSZWdhcmRzLCBK b29uYXMKLS0gCkpvb25hcyBMYWh0aW5lbgpPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpJ bnRlbCBDb3Jwb3JhdGlvbgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3Rv cC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRl bC1nZngK