From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH v3 3/3] drm/i915: Use a task to cancel the userptr on invalidate_range Date: Wed, 9 Sep 2015 16:20:08 +0100 Message-ID: <55F04E28.7020407@linux.intel.com> References: <1439196700-20045-1-git-send-email-chris@chris-wilson.co.uk> <1439196700-20045-3-git-send-email-chris@chris-wilson.co.uk> <55F04614.4000705@linux.intel.com> <20150909150800.GH32324@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTP id A5D706E1B9 for ; Wed, 9 Sep 2015 08:20:10 -0700 (PDT) In-Reply-To: <20150909150800.GH32324@nuc-i3427.alporthouse.com> 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 Ck9uIDA5LzA5LzIwMTUgMDQ6MDggUE0sIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBXZWQsIFNl cCAwOSwgMjAxNSBhdCAwMzo0NTo0MFBNICswMTAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4g T24gMDgvMTAvMjAxNSAwOTo1MSBBTSwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+Pj4gV2hpbHN0IGRp c2N1c3NpbmcgcG9zc2libGUgd2F5cyB0byB0cmlnZ2VyIGFuIGludmFsaWRhdGVfcmFuZ2Ugb24g YQo+Pj4gdXNlcnB0ciB3aXRoIGFuIGFsaWFzZWQgR0dUVCBtbWFwcGluZyAoYW5kIHNvIGNhdXNl IGEgc3RydWN0X211dGV4Cj4+PiBkZWFkbG9jayksIHRoZSBjb25jbHVzaW9uIGlzIHRoYXQgd2Ug Y2FuLCBhbmQgd2UgbXVzdCwgcHJldmVudCBhbnkKPj4+IHBvc3NpYmxlIGRlYWRsb2NrIGJ5IGF2 b2lkaW5nIHRha2luZyB0aGUgbXV0ZXggYXQgYWxsIGR1cmluZwo+Pj4gaW52YWxpZGF0ZV9yYW5n ZS4gVGhpcyBoYXMgbnVtZXJvdXMgYWR2YW50YWdlcyBhbGwgb2Ygd2hpY2ggc3RlbSBmcm9tCj4+ PiBhdm9pZCB0aGUgc2xlZXBpbmcgZnVuY3Rpb24gZnJvbSBpbnNpZGUgdGhlIHVua25vd24gY29u dGV4dC4gSW4KPj4+IHBhcnRpY3VsYXIsIGl0IHNpbXBsaWZpZXMgdGhlIGludmFsaWRhdGVfcmFu Z2UgYmVjYXVzZSB3ZSBubyBsb25nZXIKPj4+IGhhdmUgdG8ganVnZ2xlIHRoZSBzcGlubG9jay9t dXRleCBhbmQgY2FuIGp1c3QgaG9sZCB0aGUgc3BpbmxvY2sKPj4+IGZvciB0aGUgZW50aXJlIHdh bGsuIFRvIGNvbXBlbnNhdGUsIHdlIGhhdmUgdG8gbWFrZSBnZXRfcGFnZXMgYSBiaXQgbW9yZQo+ Pj4gY29tcGxpY2F0ZWQgaW4gb3JkZXIgdG8gc2VyaWFsaXNlIHdpdGggYSBwZW5kaW5nIGNhbmNl bF91c2VycHRyIHdvcmtlci4KPj4+IEFzIHdlIGhvbGQgdGhlIHN0cnVjdF9tdXRleCwgd2UgaGF2 ZSBubyBjaG9pY2UgYnV0IHRvIHJldHVybiBFQUdBSU4gYW5kCj4+PiBob3BlIHRoYXQgdGhlIHdv cmtlciBpcyB0aGVuIGZsdXNoZWQgYmVmb3JlIHdlIHJldHJ5IGFmdGVyIHJlYWNxdWlyaW5nCj4+ PiB0aGUgc3RydWN0X211dGV4Lgo+Pj4KPj4+IFRoZSBpbXBvcnRhbnQgY2F2ZWF0IGlzIHRoYXQg dGhlIGludmFsaWRhdGVfcmFuZ2UgaXRzZWxmIGlzIG5vIGxvbmdlcgo+Pj4gc3luY2hyb25vdXMu IFRoZXJlIGV4aXN0cyBhIHNtYWxsIGJ1dCBkZWZpbml0ZSBwZXJpb2QgaW4gdGltZSBpbiB3aGlj aAo+Pj4gdGhlIG9sZCBQVEUncyBwYWdlIHJlbWFpbiBhY2Nlc3NpYmxlIHZpYSB0aGUgR1BVLiBO b3RlIGhvd2V2ZXIgdGhhdCB0aGUKPj4+IHBoeXNpY2FsIHBhZ2VzIHRoZW1zZWx2ZXMgYXJlIG5v dCBpbnZhbGlkYXRlZCBieSB0aGUgbW11X25vdGlmaWVyLCBqdXN0Cj4+PiB0aGUgQ1BVIHZpZXcg b2YgdGhlIGFkZHJlc3Mgc3BhY2UuIFRoZSBpbXBhY3Qgc2hvdWxkIGJlIGxpbWl0ZWQgdG8gYQo+ Pj4gZGVsYXkgaW4gcGFnZXMgYmVpbmcgZmx1c2hlZCwgcmF0aGVyIHRoYW4gYSBwb3NzaWJpbGl0 eSBvZiB3cml0aW5nIHRvCj4+PiB0aGUgd3JvbmcgcGFnZXMuIFRoZSBvbmx5IHJhY2UgY29uZGl0 aW9uIHRoYXQgdGhpcyB3b3JzZW5zIGlzIHJlbWFwcGluZwo+Pj4gYW4gdXNlcnB0ciBhY3RpdmUg b24gdGhlIEdQVSB3aGVyZSBmcmVzaCB3b3JrIG1heSBzdGlsbCByZWZlcmVuY2UgdGhlCj4+PiBv bGQgcGFnZXMgZHVlIHRvIHN0cnVjdF9tdXRleCBjb250ZW50aW9uLiBHaXZlbiB0aGF0IHVzZXJz cGFjZSBpcyByYWNpbmcKPj4+IHdpdGggdGhlIEdQVSwgaXQgaXMgZmFpciB0byBzYXkgdGhhdCB0 aGUgcmVzdWx0cyBhcmUgdW5kZWZpbmVkLgo+Pj4KPj4+IHYyOiBPbmx5IHF1ZXVlIChhbmQgaW1w b3J0YW50bHkgb25seSB0YWtlIG9uZSByZWZjbnQpIHRoZSB3b3JrZXIgb25jZS4KPj4KPj4gVGhp cyBvbmUgSSBsb29rZWQgYXQgYXQgdGhlIHRpbWUgb2YgcHJldmlvdXMgcG9zdGluZyBhbmQgaXQg bG9va2VkCj4+IGZpbmUsIG1pbnVzIG9uZSB3cm9uZyBsaW5lIG9mIHRoaW5raW5nIG9mIG1pbmUu IE9uIGEgYnJpZWYgbG9vayBpdAo+PiBzdGlsbCBsb29rcyBnb29kLCBzbzoKPj4KPj4gUmV2aWV3 ZWQtYnk6IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBpbnRlbC5jb20+Cj4+Cj4+IEkg YXNzdW1lIE1pY2hhxYIgaGFzIHJ1biBhbGwgdGhlc2UgdGhyb3VnaCB0aGUgcmVsZXZhbnQgdGVz dCBjYXNlcz8KPj4KPj4gU2xpZ2h0bHkgcmVsYXRlZCwgSSBub3cgd29ycnkgYWJvdXQgdGhlIFdB Uk5fT05zIGluCj4+IF9fY2FuY2VsX3VzZXJwdHJfX3dvcmtlciBzaW5jZSB0aGV5IGxvb2sgdG8g YmUgdHJpZ2dlcmFibGUgYnkKPj4gbWFsaWNpb3VzIHVzZXJzcGFjZSB3aGljaCBpcyBub3QgZ29v ZC4KPgo+IFRoZXkgY291bGQgYWx3YXlzIGJlIEkgdGhvdWdodCwgaWYgeW91IGNvdWxkIHNvbWVo b3cgcGluIHRoZSB1c2VycHRyCj4gaW50byBhIGhhcmR3YXJlIHJlZ2lzdGVyIGFuZCB0aGVuIHVu bWFwIHRoZSB2bWEuIFRoYXQgaXMgYSBzY2FyeSB0aG91Z2h0Cj4gYW5kIG9uZSBJIHdvdWxkIGxp a2UgYSBXQVJOIGZvci4gVGhhdCBzaG91bGQgYmUgdGhlIG9ubHkgd2F5LCBhbmQgSSBzaHVkZGVy Cj4gYXQgdGhlIHByb3NwZWN0IG9mIHdvcmtpbmcgb3V0IHdobyB0byBzZW5kIHRoZSBTSUdCVVMg dG8uCgpJcyBpdCBub3QgZW5vdWdoIHRvIHN1Ym1pdCB3b3JrIHRvIHRoZSBHUFUgYW5kIHdoaWxl IGl0IGlzIHJ1bm5pbmcgCmVuZ2luZWVyIGEgbG90IG9mIHNpZ25hbHMgYW5kIG11bm1hcD8KClJl Z2FyZHMsCgpUdnJ0a28KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n ZngK