From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 1/2] drm/i915: Document our internal limit on object size Date: Fri, 14 Oct 2016 16:49:33 +0100 Message-ID: <017fb003-da3e-83a1-91fa-b97caf103fd7@linux.intel.com> References: <20161014151811.26513-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9B4B76E051 for ; Fri, 14 Oct 2016 15:49:36 +0000 (UTC) In-Reply-To: <20161014151811.26513-1-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 Ck9uIDE0LzEwLzIwMTYgMTY6MTgsIENocmlzIFdpbHNvbiB3cm90ZToKPiBJbiBtYW55IHBsYWNl cywgd2UgdHJ5IHRvIGNvdW50IHBhZ2VzIHVzaW5nIGEgMzIgYml0IGludGVnZXIuIFRoYXQKPiBp bXBsaWVzIGlmIHdlIGFyZSBhc2tlZCB0byBjcmVhdGUgYW4gb2JqZWN0IGxhcmdlciB0aGFuIDQz Yml0cywgd2Ugd2lsbAo+IHN1YnRseSBjcmFzaCBtdWNoIGxhdGVyLiBDYXRjaCB0aGlzIG9uIHRo ZSBib3VuZGFyeSwgYW5kIGFkZCBhIHdhcm5pbmcKPiB0byByZW1pbmQgb3Vyc2VsdmVzIGxhdGVy IG9uIG91ciBleGFieXRlIHN5c3RlbXMuCj4KPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24g PGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPiAtLS0KPiAgIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZHJ2LmggfCAgMiArLQo+ICAgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyB8 IDE0ICsrKysrKysrKysrKy0tCj4gICAyIGZpbGVzIGNoYW5nZWQsIDEzIGluc2VydGlvbnMoKyks IDMgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkx NV9kcnYuaCBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKPiBpbmRleCBmZTg3NWIy N2E2YmYuLjQzZWIxYTcyZjE5ZSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9p OTE1X2Rydi5oCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaAo+IEBAIC0z MTA3LDcgKzMxMDcsNyBAQCB2b2lkIGk5MTVfZ2VtX29iamVjdF9mcmVlKHN0cnVjdCBkcm1faTkx NV9nZW1fb2JqZWN0ICpvYmopOwo+ICAgdm9pZCBpOTE1X2dlbV9vYmplY3RfaW5pdChzdHJ1Y3Qg ZHJtX2k5MTVfZ2VtX29iamVjdCAqb2JqLAo+ICAgCQkJIGNvbnN0IHN0cnVjdCBkcm1faTkxNV9n ZW1fb2JqZWN0X29wcyAqb3BzKTsKPiAgIHN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICppOTE1 X2dlbV9vYmplY3RfY3JlYXRlKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCj4gLQkJCQkJCSAgc2l6 ZV90IHNpemUpOwo+ICsJCQkJCQkgICB1NjQgc2l6ZSk7Cj4gICBzdHJ1Y3QgZHJtX2k5MTVfZ2Vt X29iamVjdCAqaTkxNV9nZW1fb2JqZWN0X2NyZWF0ZV9mcm9tX2RhdGEoCj4gICAJCXN0cnVjdCBk cm1fZGV2aWNlICpkZXYsIGNvbnN0IHZvaWQgKmRhdGEsIHNpemVfdCBzaXplKTsKPiAgIHZvaWQg aTkxNV9nZW1fY2xvc2Vfb2JqZWN0KHN0cnVjdCBkcm1fZ2VtX29iamVjdCAqZ2VtLCBzdHJ1Y3Qg ZHJtX2ZpbGUgKmZpbGUpOwo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2dlbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+IGluZGV4IGZlOTJlMjhl YTBhOC4uMGQxZGMwNDMwMmVjIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5 MTVfZ2VtLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCj4gQEAgLTQx MzEsMTQgKzQxMzEsMjQgQEAgc3RhdGljIGNvbnN0IHN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0 X29wcyBpOTE1X2dlbV9vYmplY3Rfb3BzID0gewo+ICAgCS5wdXRfcGFnZXMgPSBpOTE1X2dlbV9v YmplY3RfcHV0X3BhZ2VzX2d0dCwKPiAgIH07Cj4gICAKPiAtc3RydWN0IGRybV9pOTE1X2dlbV9v YmplY3QgKmk5MTVfZ2VtX29iamVjdF9jcmVhdGUoc3RydWN0IGRybV9kZXZpY2UgKmRldiwKPiAt CQkJCQkJICBzaXplX3Qgc2l6ZSkKPiArc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKgo+ICtp OTE1X2dlbV9vYmplY3RfY3JlYXRlKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHU2NCBzaXplKQo+ ICAgewo+ICAgCXN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICpvYmo7Cj4gICAJc3RydWN0IGFk ZHJlc3Nfc3BhY2UgKm1hcHBpbmc7Cj4gICAJZ2ZwX3QgbWFzazsKPiAgIAlpbnQgcmV0Owo+ICAg Cj4gKwkvKiBUaGVyZSBpcyBhIHByZXZhbGVuY2Ugb2YgdGhlIGFzc3VtcHRpb24gdGhhdCB3ZSBm aXQgdGhlIG9iamVjdCdzCj4gKwkgKiBwYWdlIGNvdW50IGluc2lkZSBhIDMyYml0IHZhcmlhYmxl LiBMZXQncyBkb2N1bWVudCB0aGlzIGFuZCBjYXRjaAo+ICsJICogaWYgd2UgZXZlciBuZWVkIHRv IGZpeCBpdC4KPiArCSAqLwo+ICsJaWYgKFdBUk5fT04oc2l6ZSA+PiBQQUdFX1NISUZUID4gSU5U X01BWCkpCj4gKwkJcmV0dXJuIEVSUl9QVFIoLUUyQklHKTsKPiArCj4gKwlpZiAoc2l6ZW9mKHNp emVfdCkgPCBzaXplb2YodTY0KSAmJiBzaXplID4gSU5UX01BWCkKPiArCQlyZXR1cm4gRVJSX1BU UigtRTJCSUcpOwo+ICsKClNob3VsZG4ndCBpdCBiZSBVSU5UX01BWCBpbiBib3RoIGNhc2VzPwoK V2UgY291bGQgdHJ5IHRvIGZ1dHVyZSBwcm9vZiBtb3JlIG1heWJlIGxpa2UgCnNpemVvZih0eXBl b2Yob2JqLT5iYXNlLnNpemUpKSwgaXMgdHlwZW9mIGNhbiBiZSB1c2VkIGxpa2UgdGhhdD8gClNv bWV0aGluZyBzaW1pbGFyIGZvciBzZyBBUEkgaWYgcG9zc2libGUuIEJ1dCB0aGVuIGFnYWluLCBp dCBjb3VsZCBiZSAKYmV0dGVyIGZ1dHVyZSBwcm9vZmluZyB0byBiZSBoYXJkY29kZWQgbGlrZSB5 b3Ugd3JvdGUgaXQuIFllcyBJIHRoaW5rIHNvLgoKUmVnYXJkcywKClR2cnRrbwoKCgpfX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGlu ZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK