From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?windows-1252?Q?Christian_K=F6nig?= Subject: Re: [RFC] drm/radeon: userfence IOCTL Date: Mon, 13 Apr 2015 18:55:19 +0200 Message-ID: <552BF4F7.7080200@vodafone.de> References: <1428936737-19103-1-git-send-email-deathsimple@vodafone.de> <20150413153102.GA29334@gmail.com> <552BE491.6010603@vodafone.de> <20150413160855.GD29334@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from pegasos-out.vodafone.de (pegasos-out.vodafone.de [80.84.1.38]) by gabe.freedesktop.org (Postfix) with ESMTP id 369D96E267 for ; Mon, 13 Apr 2015 09:55:29 -0700 (PDT) In-Reply-To: <20150413160855.GD29334@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Jerome Glisse Cc: Serguei.Sagalovitch@amd.com, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gMTMuMDQuMjAxNSAxODowOCwgSmVyb21lIEdsaXNzZSB3cm90ZToKPiBPbiBNb24sIEFwciAx MywgMjAxNSBhdCAwNTo0NToyMVBNICswMjAwLCBDaHJpc3RpYW4gS8O2bmlnIHdyb3RlOgo+PiBP biAxMy4wNC4yMDE1IDE3OjMxLCBKZXJvbWUgR2xpc3NlIHdyb3RlOgo+Pj4gT24gTW9uLCBBcHIg MTMsIDIwMTUgYXQgMDQ6NTI6MTRQTSArMDIwMCwgQ2hyaXN0aWFuIEvDtm5pZyB3cm90ZToKPj4+ PiBIZWxsbyBldmVyeW9uZSwKPj4+Pgo+Pj4+IHdlIGhhdmUgYSByZXF1aXJlbWVudCBmb3IgYSBi aXQgZGlmZmVyZW50IGtpbmQgb2YgZmVuY2UgaGFuZGxpbmcuCj4+Pj4gQ3VycmVudGx5IHdlIGhh bmRsZSBmZW5jZXMgY29tcGxldGVseSBpbnNpZGUgdGhlIGtlcm5lbCwgYnV0IGluCj4+Pj4gdGhl IGZ1dHVyZSB3ZSB3b3VsZCBsaWtlIHRvIGVtaXQgbXVsdGlwbGUgZmVuY2VzIGluc2lkZSB0aGUg c2FtZQo+Pj4+IElCIGFzIHdlbGwuCj4+Pj4KPj4+PiBUaGlzIHdvcmtzIGJ5IGFkZGluZyBtdWx0 aXBsZSBmZW5jZSBjb21tYW5kcyBpbnRvIGFuIElCIHdoaWNoCj4+Pj4ganVzdCB3cml0ZSB0aGVp ciB2YWx1ZSB0byBhIHNwZWNpZmljIGxvY2F0aW9uIGluc2lkZSBhIEJPIGFuZAo+Pj4+IHRyaWdn ZXIgdGhlIGFwcHJvcHJpYXRlIGhhcmR3YXJlIGludGVycnVwdC4KPj4+Pgo+Pj4+IFRoZSB1c2Vy IHBhcnQgb2YgdGhlIGRyaXZlciBzdGFjayBzaG91bGQgdGhlbiBiZSBhYmxlIHRvIGNhbGwgYW4K Pj4+PiBJT0NUTCB0byB3YWl0IGZvciB0aGUgaW50ZXJydXB0IGFuZCBibG9jayBmb3IgdGhlIHZh bHVlIChvcgo+Pj4+IHNvbWV0aGluZyBsYXJnZXIpIHRvIGJlIHdyaXR0ZW4gdG8gdGhlIHNwZWNp ZmljIGxvY2F0aW9uLgo+Pj4+Cj4+Pj4gVGhpcyBoYXMgdGhlIGFkdmFudGFnZSB0aGF0IHlvdSBj YW4gaGF2ZSBtdWx0aXBsZSBzeW5jaHJvbml6YXRpb24KPj4+PiBwb2ludHMgaW4gdGhlIHNhbWUg SUIgYW5kIGRvbid0IG5lZWQgdG8gc3BsaXQgdXAgeW91ciBkcmF3IGNvbW1hbmRzCj4+Pj4gb3Zl ciBzZXZlcmFsIElCcyBzbyB0aGF0IHRoZSBrZXJuZWwgY2FuIGluc2VydCBrZXJuZWwgZmVuY2Vz IGluCj4+Pj4gYmV0d2Vlbi4KPj4+Pgo+Pj4+IFRoZSBmb2xsb3dpbmcgc2V0IG9mIHBhdGNoZXMg dHJpZXMgdG8gaW1wbGVtZW50IGV4YWN0bHkgdGhpcyBJT0NUTC4KPj4+PiBUaGUgYmlnIHByb2Js ZW0gd2l0aCB0aGF0IElPQ1RMIGlzIHRoYXQgVFRNIG5lZWRzIHRoZSBCTyB0byBiZQo+Pj4+IGtl cHQgaW4gdGhlIHNhbWUgcGxhY2Ugd2hpbGUgaXQgaXMgbWFwcGVkIGluc2lkZSB0aGUga2VybmVs IHBhZ2UKPj4+PiB0YWJsZS4gU28gdGhpcyByZXF1aXJlcyB0aGF0IHdlIHBpbiBkb3duIHRoZSBC TyBmb3IgdGhlIGR1cmF0aW9uCj4+Pj4gb2YgdGhlIHdhaXQgSU9DVEwuCj4+Pj4KPj4+PiBUaGlz IHByYWN0aWNhbGx5IGdpdmVzIHVzZXJzcGFjZSBhIHdheSBvZiBwaW5uaW5nIGRvd24gQk9zIGZv ciBhcwo+Pj4+IGxvbmcgYXMgaXQgd2FudHMsIHdpdGhvdXQgdGhlIGFiaWxpdHkgZm9yIHRoZSBr ZXJuZWwgZm9yIGludGVydmVudGlvbi4KPj4+Pgo+Pj4+IEFueSBpZGVhcyBob3cgdG8gYXZvaWQg dGhvc2UgcHJvYmxlbXM/IE9yIGJldHRlciBpZGVhcyBob3cgdG8gaGFuZGxlCj4+Pj4gdGhlIG5l dyByZXF1aXJlbWVudHM/Cj4+PiBTbyBpIHRoaW5rIHRoZSBzaW1wbGVzdCBzb2x1dGlvbiBpcyB0 byBvbmx5IGFsbG93IHN1Y2ggImZlbmNlIiBibyB0bwo+Pj4gYmUgaW5zaWRlIHN5c3RlbSBtZW1v cnkgKG5vIHZyYW0gZm9yIHRoZW0pLiBNeSBhc3N1bXB0aW9uIGhlcmUgaXMgdGhhdAo+Pj4gc3Vj aCBCTyB3aWxsIGJhcmVseSBzZWUgbW9yZSB0aGFuIGNvdXBsZSBkd29yZCB3cml0ZSBzbyBpdCBp cyBub3QgYQo+Pj4gYmFuZHdpZHRoIGludGVuc2l2ZSBCTy4gT3IgZG8geW91IGhhdmUgYSByZXF1 aXJlbWVudCBmb3Igc3VjaCBCTyB0bwo+Pj4gYmUgaW4gVlJBTSA/Cj4+IE5vdCB0aGF0IEkga25v dyBvZmYuCj4+Cj4+PiBOb3cgdG8gZG8gdGhhdCBpIHdvdWxkIGp1c3QgYWRkIGEgcHJvcGVydHkg dG8gYnVmZmVyIG9iamVjdCB0aGF0Cj4+PiBlZmZlY3RpdmVseSBmb3JiaWQgc3VjaCBCTyB0byBi ZSBwbGFjZSBhbnl3aGVyZSBlbHNlIHRoYW4gR1RULiBEb2luZwo+Pj4gdGhhdCB3b3VsZCBtYWtl IHRoZSBpb2N0bCBjb2RlIHNpbXBsZXIsIGp1c3QgY2hlY2sgdGhlIEJPIGFzIHRoZQo+Pj4gR1RU IG9ubHkgcHJvcGVydHkgc2V0IGFuZCBpZiBub3QgcmV0dXJuIC1FSU5WQUwuIFRoZW4gaXRzIGEg c2ltcGxlCj4+PiBtYXR0ZXIgb2Yga21hcHBpbmcgdGhlIHByb3BlciBwYWdlLgo+PiBJJ3ZlIGFs c28gY29uc2lkZXJlZCBhZGRpbmcgYW4gaW50ZXJuYWwgZmxhZyB0aGF0IHdoZW4gYSBidWZmZXIg aXMga21hcHBlZAo+PiB3ZSBhdm9pZCBtb3ZpbmcgaXQgdG8gVlJBTSAvIHN3YXBwaW5nIGl0IG91 dCwgYnV0IHNlZSBiZWxvdy4KPj4KPj4+IE5vdGUgdGhhdCB0aGUgb25seSB0aGluZyB0aGF0IHdv dWxkIGJlIGxlZnQgdG8gZm9yYmlkIGlzIHRoZSBzd2FwaW5nCj4+PiBvZiB0aGUgYnVmZmVyIGR1 ZSB0byBtZW1vcnkgcHJlc3N1cmUgKGZyb20gdmFyaW91cyB0dG0vY29yZSBzaHJpbmtlcikuCj4+ IFllYWgsIGhvdyB0aGUgaGVjayB3b3VsZCBJIGRvIHRoYXQ/IFRoYXQncyBpbnRlcm5hbHMgb2Yg VFRNIHRoYXQgSSBuZXZlciBnb3QKPj4gaW50by4KPiBBY3R1YWx5IGkgdGhpbmsgaXQgaXMgZWFz aWVyIHRoZW4gaSBmaXJzdCB0aG91Z2h0LCBpbiB0aGUgd2FpdCBpb2N0bAo+IGNoZWNrIGlmIHRo ZSBidWZmZXIgaGFzIGEgcGVuZGluZyBmZW5jZSBpZSBncHUgaXMgc3RpbGwgdXNpbmcgaXQsIGlm Cj4gbm90IHJldHVybiAtRUFHQUlOIGJlY2F1c2UgaXQgbWVhbnMgdGhhdCBpdCBpcyBwb2ludGxl c3MgdG8gd2FpdCBmb3IKPiBuZXh0IEdQVSBpbnRlcnJ1cHQuCj4KPiBGb3IgYXMgbG9uZyBhcyB0 aGUgQk8gaGFzIGFuIGFjdGl2ZSBmZW5jZSBpdCB3aWxsIG5vdCBiZSBzd2FwcGVkIG91dAo+IChz ZWUgdHRtX2JvX3N3YXBvdXQoKSkuIFNvIGluIHRoZSB3YWl0IGV2ZW50IHRlc3QgYm90aCB0aGUg dmFsdWUgYW5kCj4gdGhlIHBlbmRpbmcgZmVuY2UuIElmIHRoZSBwZW5kaW5nIGZlbmNlIHNpZ25h bCBidXQgbm90IHRoZSB2YWx1ZSB0aGVuCj4gcmV0dXJuIC1FQUdBSU4uIEluIGFsbCBjYXNlIGp1 c3Qga2VlcCBhIGttYXAgb2YgdGhlIHBhZ2UgKGRvIG5vdCBrbWFwCj4gdGhlIHVzaW5nIGV4aXN0 aW5nIGttYXAgaGVscGVyIHdlIHdvdWxkIG5lZWQgc29tZXRoaW5nIG5ldyB0byBub3QKPiBpbnRl cmZlciB3aXRoIHRoZSBzaHJpbmtlcikuIE5vdCB0aGF0IGFmdGVyIHRlc3RpbmcgdGhlIHZhbHVl IHlvdSB3b3VsZAo+IG5lZWQgdG8gY2hlY2sgdGhhdCB0aGUgQk8gd2FzIG5vdCBtb3ZlIGFuZCB0 aHVzIHRoZSBwYWdlIHlvdSB3ZXJlCj4gbG9va2luZyBpbnRvIGlzIHN0aWxsIHRoZSBvbmUgdGhl IEJPIGlzIHVzaW5nLgo+Cj4gVGhhdCB3YXkgdXNlcnNwYWNlIGNhbiBub3QgYWJ1c2UgdGhpcyBp b2N0bCB0byBibG9jayB0aGUgc2hyaW5rZXIgZnJvbQo+IG1ha2luZyBwcm9ncmVzcy4KClNvIHdo YXQgd2UgZG8gb24gdGhlIHN0YXJ0IG9mIHRoZSBJT0NUTCBpcyB0byBjaGVjayB0aGUgQk9zIGZl bmNlcyBhbmQgCnNlZSBpZiBpdCBhY3R1YWxseSBpcyBzdGlsbCB1c2VkIGFuZCBub3RlIGl0J3Mg Y3VycmVudCBwbGFjZW1lbnQuCgpUaGVuIG1hcCBpdCBzbyB0aGUga2VybmVsIGNhbiBhY2Nlc3Mg aXQgYW5kIGluIHRoZSB3YWl0aW5nIGxvb3Agd2UgY2hlY2sgCmlmIGl0IHN0aWxsIGhhcyBhIGZl bmNlIGFuZCBpcyBzdGlsbCBpbiB0aGUgc2FtZSBwbGFjZS4KCklmIHRoZXJlIGlzbid0IGFueSBm ZW5jZXMgbGVmdCBvciB0aGUgcGxhY2VtZW50IGhhcyBjaGFuZ2VkIHdlIHNpbXBseSAKYXNzdW1l IHRoYXQgdGhlIGZlbmNlIGlzIHNpZ25hbGVkLgoKWWVhaCwgdGhhdCBhY3R1YWxseSBzaG91bGQg d29yay4KClRoYW5rcyBmb3IgdGhlIHRpcCwKQ2hyaXN0aWFuLgoKPgo+IEkgbmVlZCB0byBsb29r IGF0IHR0bSBrbWFwIGNvZGUgdG8gc2VlIGlmIGl0IGlzIGFjdHVhbGx5IHVzZWFibGUgd2l0aG91 dAo+IGRpc3J1cHRpbmcgdGhlIHNocmlua2VyLiBXaWxsIGRvIHRoYXQgYWZ0ZXIgbHVuY2guCj4K PiBDaGVlcnMsCj4gSsOpcsO0bWUKPgo+PiBUaGFua3MgZm9yIHRoZSBpZGVhcywKPj4gQ2hyaXN0 aWFuLgo+Pgo+Pj4gQ2hlZXJzLAo+Pj4gSsOpcsO0bWUKCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVs QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vZHJpLWRldmVsCg==