From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Siluvery, Arun" Subject: Re: [PATCH] drm/i915: Skip Stolen Memory first page. Date: Tue, 03 Feb 2015 16:11:05 +0000 Message-ID: <54D0F319.2070509@linux.intel.com> References: <20140731133924.GN4193@intel.com> <1406833700-3203-1-git-send-email-rodrigo.vivi@intel.com> <20140801093414.3c7d812e@jbarnes-desktop> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id 05A616E625 for ; Tue, 3 Feb 2015 08:11:28 -0800 (PST) In-Reply-To: <20140801093414.3c7d812e@jbarnes-desktop> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Jesse Barnes , Rodrigo Vivi Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gMDEvMDgvMjAxNCAxNzozNCwgSmVzc2UgQmFybmVzIHdyb3RlOgo+IE9uIFRodSwgMzEgSnVs IDIwMTQgMTI6MDg6MjAgLTA3MDAKPiBSb2RyaWdvIFZpdmkgPHJvZHJpZ28udml2aUBpbnRlbC5j b20+IHdyb3RlOgo+Cj4+IFdBIHRvIHNraXAgdGhlIGZpcnN0IHBhZ2Ugb2Ygc3RvbGVuIG1lbW9y eSBkdWUgdG8gc3BvcmFkaWMgSFcgd3JpdGUgb24gKkNTIElkbGUKPj4KPj4gdjI6IEltcHJvdmUg dmFyaWFibGUgbmFtZXMgYW5kIGZpeCBhbGxvY2F0ZWQgc2l6ZS4KPj4KPj4gUmV2aWV3ZWQtYnk6 IEJlbiBXaWRhd3NreSA8YmVuQGJ3aWRhd3NrLm5ldD4KPj4gU2lnbmVkLW9mZi1ieTogUm9kcmln byBWaXZpIDxyb2RyaWdvLnZpdmlAaW50ZWwuY29tPgo+PiAtLS0KPj4gICBkcml2ZXJzL2dwdS9k cm0vaTkxNS9pOTE1X2dlbV9zdG9sZW4uYyB8IDE1ICsrKysrKysrKystLS0tLQo+PiAgIDEgZmls ZSBjaGFuZ2VkLCAxMCBpbnNlcnRpb25zKCspLCA1IGRlbGV0aW9ucygtKQo+Pgo+PiBkaWZmIC0t Z2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fc3RvbGVuLmMgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X2dlbV9zdG9sZW4uYwo+PiBpbmRleCAyMWMwMjVhLi44MjAzNWIwIDEw MDY0NAo+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zdG9sZW4uYwo+PiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zdG9sZW4uYwo+PiBAQCAtMjg5LDcg KzI4OSw4IEBAIHZvaWQgaTkxNV9nZW1fY2xlYW51cF9zdG9sZW4oc3RydWN0IGRybV9kZXZpY2Ug KmRldikKPj4gICBpbnQgaTkxNV9nZW1faW5pdF9zdG9sZW4oc3RydWN0IGRybV9kZXZpY2UgKmRl dikKPj4gICB7Cj4+ICAgCXN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdiA9IGRldi0+ ZGV2X3ByaXZhdGU7Cj4+IC0JaW50IGJpb3NfcmVzZXJ2ZWQgPSAwOwo+PiArCWludCBzdGFydF9y c3ZkID0gMDsKPj4gKwlpbnQgZW5kX3JzdmQgPSAwOwo+Pgo+PiAgICNpZmRlZiBDT05GSUdfSU5U RUxfSU9NTVUKPj4gICAJaWYgKGludGVsX2lvbW11X2dmeF9tYXBwZWQgJiYgSU5URUxfSU5GTyhk ZXYpLT5nZW4gPCA4KSB7Cj4+IEBAIC0zMDgsMTUgKzMwOSwxOSBAQCBpbnQgaTkxNV9nZW1faW5p dF9zdG9sZW4oc3RydWN0IGRybV9kZXZpY2UgKmRldikKPj4gICAJRFJNX0RFQlVHX0tNUygiZm91 bmQgJXpkIGJ5dGVzIG9mIHN0b2xlbiBtZW1vcnkgYXQgJTA4bHhcbiIsCj4+ICAgCQkgICAgICBk ZXZfcHJpdi0+Z3R0LnN0b2xlbl9zaXplLCBkZXZfcHJpdi0+bW0uc3RvbGVuX2Jhc2UpOwo+Pgo+ PiArCS8qIFdhU2tpcFN0b2xlbk1lbW9yeUZpcnN0UGFnZSAqLwo+PiArCWlmIChJTlRFTF9JTkZP KGRldiktPmdlbiA+PSA4KQo+PiArCQlzdGFydF9yc3ZkID0gNDA5NjsKPj4gKwo+PiAgIAlpZiAo SVNfVkFMTEVZVklFVyhkZXYpKQo+PiAtCQliaW9zX3Jlc2VydmVkID0gMTAyNCoxMDI0OyAvKiB0 b3AgMU0gb24gVkxWL0JZVCAqLwo+PiArCQllbmRfcnN2ZCA9IDEwMjQqMTAyNDsgLyogdG9wIDFN IG9uIFZMVi9CWVQgKi8KPj4KPj4gLQlpZiAoV0FSTl9PTihiaW9zX3Jlc2VydmVkID4gZGV2X3By aXYtPmd0dC5zdG9sZW5fc2l6ZSkpCj4+ICsJaWYgKFdBUk5fT04oKHN0YXJ0X3JzdmQgKyBlbmRf cnN2ZCkgPiBkZXZfcHJpdi0+Z3R0LnN0b2xlbl9zaXplKSkKPj4gICAJCXJldHVybiAwOwo+Pgo+ PiAgIAkvKiBCYXNpYyBtZW1yYW5nZSBhbGxvY2F0b3IgZm9yIHN0b2xlbiBzcGFjZSAqLwo+PiAt CWRybV9tbV9pbml0KCZkZXZfcHJpdi0+bW0uc3RvbGVuLCAwLCBkZXZfcHJpdi0+Z3R0LnN0b2xl bl9zaXplIC0KPj4gLQkJICAgIGJpb3NfcmVzZXJ2ZWQpOwo+PiArCWRybV9tbV9pbml0KCZkZXZf cHJpdi0+bW0uc3RvbGVuLCBzdGFydF9yc3ZkLAo+PiArCQkgICAgZGV2X3ByaXYtPmd0dC5zdG9s ZW5fc2l6ZSAtIHN0YXJ0X3JzdmQgLSBlbmRfcnN2ZCk7Cj4+Cj4+ICAgCXJldHVybiAwOwo+PiAg IH0KPgo+IEJleW9uZCB0aGUgZmFzdGJvb3Qgc3R1ZmYgVmlsbGUgaGFzIGFscmVhZHkgbWVudGlv bmVkLCB0aGUgZWFybHkKPiBhbGxvY2F0aW9uIG9mIHRoZSBleGlzdGluZyBmYiBmcm9tIHN0b2xl biB3aWxsIHByZXZlbnQgdXMgZnJvbQo+IGNsb2JiZXJpbmcgdGhlIGN1cnJlbnRseSBkaXNwbGF5 ZWQgYnVmZmVyIHdpdGggdGhlIGNvbnRlbnRzIG9mIHRoZQo+IHJpbmdidWZmZXJzIGFuZCB3aGF0 ZXZlciBlbHNlIHdlIGFsbG9jYXRlIG91dCBvZiBzdG9sZW4gYXQgZWFybHkgYm9vdC4KPgo+IFdl IG1pZ2h0IGJlIGFibGUgdG8gYXZvaWQgdGhhdCBieSBkb2luZyBzdG9sZW4gYWxsb2NhdGlvbnMg dG9wIGRvd24sIG9yCj4gYnkgcmVzZXJ2aW5nIHRoZSBkaXNwbGF5ZWQgZmIgZXZlbiBpZiB3ZSBj YW4ndCBhbGxvY2F0ZSBhbiBvYmogZm9yIGl0LAo+IG9ubHkgZnJlZWluZyBpdCBhZnRlciBvdXIg Zmlyc3QgbW9kZSBzZXQuCj4KPiBDYW4geW91IGZpbGUgYSBidWcgb3IgSklSQSBmb3IgdGhhdCB0 byBtYWtlIHN1cmUgd2UgZG9uJ3QgbG9zZSB0cmFjayBvZgo+IHRoZSBmYXN0Ym9vdCAmIGJvb3Qg Y29ycnVwdGlvbiBpc3N1ZXMgYWZ0ZXIgdGhpcyBmaXggbGFuZHM/CgpSZXZpdmluZyBhbiBvbGQg dGhyZWFkLApBbnkgcGFydGljdWxhciByZWFzb24gd2h5IHRoaXMgcGF0Y2ggaXMgbm90IG1lcmdl ZCB0byBuaWdodGx5PwpJcyBpdCBrbm93biB0byBjYXVzZSBhbnkgb3RoZXIgcmVncmVzc2lvbnM/ CgpyZWdhcmRzCkFydW4KCgo+Cj4gVGhhbmtzLAo+CgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2ludGVsLWdmeAo=