From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukas Wunner Subject: Re: [PATCH 0/5] Fix deadlock on runtime suspend in DRM drivers Date: Tue, 13 Feb 2018 09:17:13 +0100 Message-ID: <20180213081713.GA8239@wunner.de> References: <20180211192314.GA22869@wunner.de> <20180211194154.GB22869@wunner.de> <20180212033947.GA19049@wunner.de> <20180212094500.22nvzzzpy6vrbqgc@wunner.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Alex Deucher Cc: Ismo Toijala , nouveau , Intel Graphics Development , Lai Jiangshan , Linux Kernel Mailing List , Maling list - DRI developers , Hans de Goede , Ben Skeggs , Dave Airlie , Alex Deucher , Tejun Heo , Liviu Dudau , Peter Wu List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBGZWIgMTIsIDIwMTggYXQgMDE6NTg6MzJQTSAtMDUwMCwgQWxleCBEZXVjaGVyIHdy b3RlOgo+IE9uIE1vbiwgRmViIDEyLCAyMDE4IGF0IDQ6NDUgQU0sIEx1a2FzIFd1bm5lciA8bHVr YXNAd3VubmVyLmRlPiB3cm90ZToKPiA+IE9uIE1vbiwgRmViIDEyLCAyMDE4IGF0IDA5OjAzOjI2 QU0gKzAwMDAsIE1pa2UgTG90aGlhbiB3cm90ZToKPiA+PiBPbiAxMiBGZWJydWFyeSAyMDE4IGF0 IDAzOjM5LCBMdWthcyBXdW5uZXIgPGx1a2FzQHd1bm5lci5kZT4gd3JvdGU6Cj4gPj4gPiBPbiBN b24sIEZlYiAxMiwgMjAxOCBhdCAxMjozNTo1MUFNICswMDAwLCBNaWtlIExvdGhpYW4gd3JvdGU6 Cj4gPj4gPiA+IEkndmUgbm90IGJlZW4gYWJsZSB0byByZXByb2R1Y2UgdGhlIG9yaWdpbmFsIHBy b2JsZW0geW91J3JlIHRyeWluZyB0bwo+ID4+ID4gPiBzb2x2ZSBvbiBhbWRncHUgdGhhdHMgd2l0 aCBvciB3aXRob3V0IHlvdXIgcGF0Y2ggc2V0IGFuZCB0aGUgYWJvdmUKPiA+PiA+ID4gInRyaWdn ZXIiIHRvbwo+ID4KPiA+IE9rYXkgdGhlIHJlYXNvbiB5b3UncmUgbm90IHNlZWluZyBkZWFkbG9j a3MgaXMgYmVjYXVzZSB0aGUgb3V0cHV0IHBvbGwKPiA+IHdvcmtlciBpcyBub3QgZW5hYmxlZC4g IEFuZCB0aGUgb3V0cHV0IHBvbGwgd29ya2VyIGlzIG5vdCBlbmFibGVkCj4gPiBiZWNhdXNlIHlv dXIgZGlzY3JldGUgR1BVIGRvZXNuJ3QgaGF2ZSBhbnkgb3V0cHV0czoKPiA+Cj4gPiBbICAgIDAu MjY1NTY4XSBbZHJtOmRjX2NyZWF0ZV0gKkVSUk9SKiBEQzogTnVtYmVyIG9mIGNvbm5lY3RvcnMg aXMgemVybyEKPiA+Cj4gPiBUaGUgb3V0cHV0cyBhcmUgb25seSBwb2xsZWQgaWYgdGhlcmUgYXJl IGNvbm5lY3RvcnMgd2hpY2ggaGF2ZSB0aGUKPiA+IERSTV9DT05ORUNUT1JfUE9MTF9DT05ORUNU IG9yIERSTV9DT05ORUNUT1JfUE9MTF9ESVNDT05ORUNUIGZsYWcgc2V0Lgo+ID4gQW5kIHRoYXQg b25seSBldmVyIHNlZW1zIHRvIGJlIHRoZSBjYXNlIGZvciBWR0EgYW5kIERWSS4KPiA+Cj4gPiBX ZSBrbm93IGJhc2VkIG9uIGJ1Z3ppbGxhIHJlcG9ydHMgdGhhdCBoeWJyaWQgZ3JhcGhpY3MgbGFw dG9wcyBkbyBleGlzdAo+ID4gd2hpY2ggcG9sbCBvdXRwdXRzIHdpdGggcmFkZW9uIGFuZCBub3V2 ZWF1LiAgSWYgdGhlcmUgYXJlIG5vIGxhcHRvcHMKPiA+IHN1cHBvcnRlZCBieSBhbWRncHUgd2hv c2UgZGlzY3JldGUgR1BVIGhhcyBwb2xsZWQgY29ubmVjdG9ycywgdGhlbgo+ID4gcGF0Y2ggWzUv NV0gd291bGQgYmUgdW5uZWNlc3NhcnkuICBUaGF0IGlzIGZvciBBbGV4IHRvIGRlY2lkZS4KPiAK PiBNb3N0IGh5YnJpZCBsYXB0b3BzIGRvbid0IGhhdmUgZGlzcGxheSBjb25uZWN0b3JzIG9uIHRo ZSBkR1BVIGFuZCB3ZQo+IG9ubHkgdXNlIHBvbGxpbmcgb24gYW5hbG9nIGNvbm5lY3RvcnMsIHNv IHlvdSBhcmUgbm90IGxpa2VseSB0byBydW4KPiBpbnRvIHRoaXMgb24gcmVjZW50IGxhcHRvcHMu ICBUaGF0IHNhaWQsIEkgZG9uJ3Qga25vdyBpZiB0aGVyZSBpcyBzb21lCj4gT0VNIHN5c3RlbSBv dXQgdGhlcmUgd2l0aCBhIFZHQSBwb3J0IG9uIHRoZSBkR1BVIGluIGEgaHlicmlkIGxhcHRvcC4K PiBJIGd1ZXNzIGFub3RoZXIgb3B0aW9uIGlzIHRvIGp1c3QgZGlzYWJsZSBwb2xsaW5nIG9uIGh5 YnJpZCBsYXB0b3BzLgoKSWYgd2UgZG9uJ3Qga25vdyBmb3Igc3VyZSwgYXBwbHlpbmcgcGF0Y2gg WzUvNV0gd291bGQgc2VlbSB0byBiZSB0aGUKc2FmZXN0IGFwcHJvYWNoLiAgKEFzc3VtaW5nIGl0 IGRvZXNuJ3QgYnJlYWsgYW55dGhpbmcgZWxzZS4pCgpSaWdodCBub3cgcnVudGltZSBQTSBpcyBv bmx5IHVzZWQgb24gaHlicmlkIGdyYXBoaWNzIGRHUFVzIGJ5IG5vdXZlYXUsCnJhZGVvbiBhbmQg YW1kZ3B1LiAgV291bGQgaXQgYmUgY29uY2VpdmFibGUgdGhhdCBpdHMgdXNlIGlzIGV4cGFuZGVk CmJleW9uZCB0aGF0IGluIHRoZSBmdXR1cmU/ICBFLmcuIG9uIGEgZGVza3RvcCBtYWNoaW5lLCBp ZiBEUE1TIGlzIG9mZgpvbiBhbGwgc2NyZWVucywgd2h5IGtlZXAgdGhlIEdQVSBpbiBEMD8gIElm IHRoYXQgaXMgY29uY2VpdmFibGUsIGNoYW5jZXMKdGhhdCBhbmFsb2cgY29ubmVjdG9ycyBhcmUg cHJlc2VudCBhcmUgaGlnaGVyLCBhbmQgdGhlbiB0aGUgcGF0Y2ggd291bGQKYmUgbmVjZXNzYXJ5 IGFnYWluLiAgKE9mIGNvdXJzZSB0aGlzIHdvdWxkIG1lYW4gdGhhdCBhbmFsb2cgc2NyZWVucwp3 b3VsZG4ndCBsaWdodCB1cCBhdXRvbWF0aWNhbGx5IGlmIHRoZXkncmUgYXR0YWNoZWQgd2hpbGUg dGhlIEdQVSBpcwppbiBEM2hvdCwgYnV0IHRoZSB1c2VyIG1heSBmb3JiaWQgcnVudGltZSBQTSB2 aWEgc3lzZnMgaWYgdGhhdCBpcwp1bndhbnRlZC4pCgpUaGFua3MsCgpMdWthcwpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBs aXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK