From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Noralf_Tr=c3=b8nnes?= Subject: Re: [PATCH v3 0/2] drm: Add shmem GEM library Date: Fri, 14 Sep 2018 20:09:46 +0200 Message-ID: References: <20180911124400.40588-1-noralf@tronnes.org> <80d3f716-58c6-8943-9a71-76197faad9ba@shipmail.org> <57542ae9-afbe-a5bb-1247-8e0f63737795@tronnes.org> <480317cb-847f-9956-973e-7acb8ed164ba@shipmail.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from smtp.domeneshop.no (smtp.domeneshop.no [IPv6:2a01:5b40:0:3005::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 724166E204 for ; Fri, 14 Sep 2018 18:09:50 +0000 (UTC) In-Reply-To: <480317cb-847f-9956-973e-7acb8ed164ba@shipmail.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Thomas Hellstrom , Daniel Vetter Cc: Sam Ravnborg , David Lechner , dri-devel List-Id: dri-devel@lists.freedesktop.org CkRlbiAxNC4wOS4yMDE4IDE5LjExLCBza3JldiBUaG9tYXMgSGVsbHN0cm9tOgo+IE9uIDA5LzE0 LzIwMTggMDY6NTEgUE0sIE5vcmFsZiBUcsO4bm5lcyB3cm90ZToKPj4KPj4gRGVuIDE0LjA5LjIw MTggMTguMTMsIHNrcmV2IERhbmllbCBWZXR0ZXI6Cj4+PiBPbiBGcmksIFNlcCAxNCwgMjAxOCBh dCA1OjQ4IFBNLCBUaG9tYXMgSGVsbHN0cm9tIAo+Pj4gPHRob21hc0BzaGlwbWFpbC5vcmc+IHdy b3RlOgo+Pj4+IEhpLCBOb3JhbGYsCj4+Pj4KPj4+PiBPbiAwOS8xMS8yMDE4IDAyOjQzIFBNLCBO b3JhbGYgVHLDuG5uZXMgd3JvdGU6Cj4+Pj4+IFRoaXMgcGF0Y2hzZXQgYWRkcyBhIGxpYnJhcnkg Zm9yIHNobWVtIGJhY2tlZCBHRU0gb2JqZWN0cyBhbmQgCj4+Pj4+IG1ha2VzIHVzZQo+Pj4+PiBv ZiBpdCBpbiB0aW55ZHJtLgo+Pj4+Pgo+Pj4+PiBXaGVuIEkgbWFkZSB0aW55ZHJtIEkgdXNlZCB0 aGUgQ01BIGhlbHBlciBiZWNhdXNlIGl0IHdhcyB2ZXJ5IGVhc3kgdG8KPj4+Pj4gdXNlLiBKdWx5 IGxhc3QgeWVhciBJIGxlYXJuZWQgdGhhdCB0aGlzIGxpbWl0cyB3aGljaCBkcml2ZXJzIHRvIFBS SU1FCj4+Pj4+IGltcG9ydCBmcm9tLCBzaW5jZSBDTUEgcmVxdWlyZXMgY29udGludW91cyBtZW1v cnkuIHRpbnlkcm0gZHJpdmVycyAKPj4+Pj4gZG9uJ3QKPj4+Pj4gcmVxdWlyZSB0aGF0LiBTbyBJ IHNldCBvdXQgdG8gY2hhbmdlIHRoYXQgbG9va2luZyBmaXJzdCBhdCBzaG1lbSwgYnV0Cj4+Pj4+ IHRoYXQgd2Fzbid0IHdvcmtpbmcgc2luY2Ugc2htZW0gZGlkbid0IHdvcmsgd2l0aCBmYmRldiBk ZWZlcnJlZCBJL08uCj4+Pj4+IFRoZW4gSSBkaWQgYSB2bWFsbG9jIGJ1ZmZlciBhdHRlbXB0IHdo aWNoIHdvcmtlZCB3aXRoIGRlZmVycmVkIAo+Pj4+PiBJL08sIGJ1dAo+Pj4+PiBtYXliZSB3b3Vs ZG4ndCBiZSBvZiBzbyBtdWNoIHVzZSBhcyBhIGxpYnJhcnkgZm9yIG90aGVyIGRyaXZlcnMgdG8g Cj4+Pj4+IHVzZS4KPj4+Pj4gQXMgbXkgd29yayB0byBzcGxpdCBvdXQgc3R1ZmYgZnJvbSB0aGUg Q01BIGhlbHBlciBmb3Igc2hhcmVkIHVzZSAKPj4+Pj4gY2FtZSB0bwo+Pj4+PiBhbiBlbmQsIEkg aGFkIGEgZ2VuZXJpYyBmYmRldiBlbXVsYXRpb24gdGhhdCB1c2VzIGEgc2hhZG93IGJ1ZmZlciBm b3IKPj4+Pj4gZGVmZXJyZWQgSS9PLgo+Pj4+PiBUaGlzIG1lYW5zIHRoYXQgSSBjYW4gbm93IHVz ZSBzaG1lbSBidWZmZXJzIGFmdGVyIGFsbC4KPj4+Pj4KPj4+Pj4gSSBoYXZlIGxvb2tlZCBhdCB0 aGUgb3RoZXIgZHJpdmVycyB0aGF0IHVzZSBkcm1fZ2VtX2dldF9wYWdlcygpIGFuZAo+Pj4+PiBz ZXZlcmFsIHN1cHBvcnRzIGRpZmZlcmVudCBjYWNoZSBtb2RlcyBzbyBJJ3ZlIGRvbmUgdGhhdCBl dmVuIHRob3VnaAo+Pj4+PiB0aW55ZHJtIG9ubHkgdXNlcyB0aGUgY2FjaGVkIG9uZS4KPj4+PiBP dXQgaWYgaW50ZXJlc3QsIGhvdyBjYW4geW91IHVzZSB3cml0ZWNvbWJpbmUgYW5kIHVuY2FjaGVk IHdpdGggc2hhcmVkCj4+Pj4gbWVtb3J5Pwo+Pj4+IGFzIHR5cGljYWxseSB0aGUgbGluZWFyIGtl cm5lbCBtYXAgb2YgdGhlIGFmZmVjdGVkIHBhZ2VzIGFsc28gbmVlZHMKPj4+PiBjaGFuZ2luZz8K Pj4+IEkgdGhpbmsgb24geDg2IGF0IGxlYXN0IHRoZSBjb3JlIGNvZGUgdGFrZXMgY2FyZSBvZiB0 aGF0LiBPbiBhcm0sIEknbQo+Pj4gbm90IHN1cmUgdGhpcyBqdXN0IHdvcmtzLCBzaW5jZSB5b3Ug Y2FuJ3QgY2hhbmdlIHRoZSBtb2RlIG9mIHRoZQo+Pj4gbGluZWFyIG1hcC4gSW5zdGVhZCB5b3Ug bmVlZCBzcGVjaWFsbHkgYWxsb2NhdGVkIG1lbW9yeSB3aGljaCBpcyBfbm90Xwo+Pj4gaW4gdGhl IGxpbmVhciBtYXAuIEkgZ3Vlc3MgYXJtIGJveGVzIHdpdGggcGNpZSBzbG90cyBhcmVuJ3QgdGhh dAo+Pj4gY29tbW9uIHlldCA6LSkKPj4KPj4gSSB3YXMgaG9waW5nIHRvIGdldCBzb21lIGZlZWRi YWNrIG9uIHRoZXNlIGNhY2hlIG1vZGUgZmxhZ3MuCj4+Cj4+IFRoZXNlIGRyaXZlcnMgdXNlIHRo ZW06Cj4+IMKgIHVkbC91ZGxfZ2VtLmMKPj4gwqAgb21hcGRybS9vbWFwX2dlbS5jCj4+IMKgIG1z bS9tc21fZ2VtLmMKPj4gwqAgZXRuYXZpdi9ldG5hdml2X2dlbS5jCj4+Cj4+IEkgZG9uJ3Qga25v dyBpZiB0aGV5IG1ha2Ugc2Vuc2Ugb3Igbm90LCBzbyBhbnkgaGVscCBpcyBhcHByZWNpYXRlZC4K Pgo+IEl0J3MgcG9zc2libGUsIGFzIERhbmllbCBzYXlzLCB0aGF0IHRoZSBYODYgUEFUIHN5c3Rl bSBub3cgCj4gYXV0b21hdGljYWxseSB0cmFja3MgYWxsIHB0ZSBpbnNlcnRzIGFuZCBjaGFuZ2Vz IHRoZSBsaW5lYXIga2VybmVsIG1hcCAKPiBhY2NvcmRpbmdseS4gSXQgY2VydGFpbmx5IGRpZG4n dCB1c2UgdG8gZG8gdGhhdCwgc28gZm9yIGV4YW1wbGUgVFRNIAo+IGRvZXMgdGhhdCBleHBsaWNp dGx5LiBBbmQgaXQncyBhIHZlcnkgc2xvdyBvcGVyYXRpb24gc2luY2UgaXQgaW52b2x2ZXMgCj4g YSBnbG9iYWwgY2FjaGUtIGFuZCBUTEIgZmx1c2ggYWNyb3NzIGFsbCBjb3Jlcy4gU28gaWYgUEFU IGlzIGRvaW5nIAo+IHRoYXQgb24gYSBwZXItcGFnZSBiYXNpcywgaXQncyBwcm9iYWJseSBib3Vu ZCB0byBiZSB2ZXJ5IHNsb3cuCj4KPiBUaGUgY29uY2VybiB3aXRoIHNobWVtIChsYXN0IHRpbWUg SSBsb29rZWQgd2hpY2ggd2FzIGEgY291cGxlIG9mIHllYXJzIAo+IGFnbywgaSBhZG1pdCkgd2Fz IHRoYXQgc2htZW0gbmVlZHMgdGhlIGxpbmVhciBrZXJuZWwgbWFwIHRvIGNvcHkgZGF0YSAKPiBp biBhbmQgb3V0IHdoZW4gc3dhcHBpbmcgYW5kIG9uIGhpYmVybmF0ZS4gSWYgdGhlIGFib3ZlIGRy aXZlcnMgdGhhdCAKPiB5b3UgbWVudGlvbiBkb24ndCB1c2Ugc2htZW0sIHRoYXQncyBhbGwgZmlu ZSwgYnV0IHRoZSBjb21iaW5hdGlvbiBvZiAKPiBzaG1lbSBhbmQgc3BlY2lhbCBtZW1vcnkgdGhh dCBpcyBOT1QgbWFwcGVkIGluIHRoZSBrZXJuZWwgbWVtb3J5IGRvZXMgCj4gbG9vayBhIGJpdCBv ZGQgdG8gbWUuCj4KCldoZW4gSSBzdGFydGVkIHdyaXRpbmcgdGhpcyBoZWxwZXIgSSBmaXJzdCBs b29rZWQgYXQgdWRsIHdoaWNoIGhhcwpkaWZmZXJlbnQgY2FjaGUgbW9kZXMsIGJ1dCBvbmx5IHVz ZXMgc2htZW0uIEl0IGRvZXMgaGFyZGNvZGUgY2FjaGUgbW9kZQp0byBjYWNoZWQgdGhvdWdoLiBC YXNlZCBvbiB3aGF0IHlvdSBzYXkgSSdtIHN0YXJ0aW5nIHRvIHRoaW5rIHRoYXQgbWF5YmUKdGhl IHVkbCBHRU0gY29kZSB3YXMganVzdCBjb3BpZWQgZnJvbSBzb21lIG90aGVyIGRyaXZlciBhbmQg bm90IGNsZWFuZWQKdXAgcHJvcGVybHkgYWZ0ZXJ3YXJkcy4KCkluIGFkZGl0aW9uIHRvIHNobWVt LCBtc20gYW5kIGV0bmF2aXYgdXNlIHZyYW0gYW5kIG9tYXAgdXNlcwpkbWFfYWxsb2Nfd2MoKS4g U28gdGhlIGNhY2hlIG1vZGVzIGFyZSBmb3IgZGlzdGluZ3Vpc2hpbmcgdGhlIG1lbW9yeQp0eXBl cyBJIHN1cHBvc2UuCgpUaGV5IGFsbCBoYXZlIHRoaXMgdHlwZSBvZiBjb2RlIGluIHRoZWlyICpf bW1hcF9vYmooKSBmdW5jdGlvbiAod2l0aCB0aGUKc2FtZSBjb21tZW50KToKCiDCoMKgwqAgaWYg KG1zbV9vYmotPmZsYWdzICYgTVNNX0JPX1dDKSB7CiDCoMKgwqAgwqDCoMKgIHZtYS0+dm1fcGFn ZV9wcm90ID0gCnBncHJvdF93cml0ZWNvbWJpbmUodm1fZ2V0X3BhZ2VfcHJvdCh2bWEtPnZtX2Zs YWdzKSk7CiDCoMKgwqAgfSBlbHNlIGlmIChtc21fb2JqLT5mbGFncyAmIE1TTV9CT19VTkNBQ0hF RCkgewogwqDCoMKgIMKgwqDCoCB2bWEtPnZtX3BhZ2VfcHJvdCA9IApwZ3Byb3Rfbm9uY2FjaGVk KHZtX2dldF9wYWdlX3Byb3Qodm1hLT52bV9mbGFncykpOwogwqDCoMKgIH0gZWxzZSB7CiDCoMKg wqAgwqDCoMKgIC8qCiDCoMKgwqAgwqDCoMKgIMKgKiBTaHVudCBvZmYgY2FjaGVkIG9ianMgdG8g c2htZW0gZmlsZSBzbyB0aGV5IGhhdmUgdGhlaXIgb3duCiDCoMKgwqAgwqDCoMKgIMKgKiBhZGRy ZXNzX3NwYWNlIChzbyB1bm1hcF9tYXBwaW5nX3JhbmdlIGRvZXMgd2hhdCB3ZSB3YW50LAogwqDC oMKgIMKgwqDCoCDCoCogaW4gcGFydGljdWxhciBpbiB0aGUgY2FzZSBvZiBtbWFwJ2QgZG1hYnVm cykKIMKgwqDCoCDCoMKgwqAgwqAqLwogwqDCoMKgIMKgwqDCoCBmcHV0KHZtYS0+dm1fZmlsZSk7 CiDCoMKgwqAgwqDCoMKgIGdldF9maWxlKG9iai0+ZmlscCk7CiDCoMKgwqAgwqDCoMKgIHZtYS0+ dm1fcGdvZmYgPSAwOwogwqDCoMKgIMKgwqDCoCB2bWEtPnZtX2ZpbGXCoCA9IG9iai0+ZmlscDsK CiDCoMKgwqAgwqDCoMKgIHZtYS0+dm1fcGFnZV9wcm90ID0gdm1fZ2V0X3BhZ2VfcHJvdCh2bWEt PnZtX2ZsYWdzKTsKIMKgwqDCoCB9CgpTbyBub3cgaXQncyBzdGFydGluZyB0byBtYWtlIG1vcmUg c2Vuc2UgdG8gbWUuIEl0IHNlZW1zIHRoYXQgc2htZW0gaXMgdGhlCmNhY2hlZCBtb2RlIGFuZCB0 aGF0IFdDIGFuZCB1bmNhY2hlZCBpcyB1c2VkIGZvciB0aGUgb3RoZXIgbWVtb3J5IHR5cGVzLgoK SWYgSSd2ZSB1bmRlcnN0b29kIHRoaXMgY29ycmVjdGx5LCBpdCBtZWFucyB0aGF0IEkgY2FuIGp1 c3QgZHJvcCB0aGUKY2FjaGUgbW9kZXMuCgpUaGFua3MsCk5vcmFsZi4KCj4gL1Rob21hcwo+Cj4K Pj4KPj4gTm9yYWxmLgo+Pgo+Pj4gLURhbmllbAo+Pj4KPj4+PiBUaGFua3MsCj4+Pj4gVGhvbWFz Cj4+Pj4KPj4+Pgo+Pj4+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCj4+Pj4gZHJpLWRldmVsIG1haWxpbmcgbGlzdAo+Pj4+IGRyaS1kZXZlbEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKPj4+PiBodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2RyaS1kZXZlbAo+Pj4KPj4+Cj4KCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxp c3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2RyaS1kZXZlbAo=