From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lukas Wunner Subject: Re: [Nouveau] [PATCH 0/5] Fix deadlock on runtime suspend in DRM drivers Date: Mon, 19 Feb 2018 12:58:17 +0100 Message-ID: <20180219115817.4e5ml4jdh22kbvs4@wunner.de> References: <20180219113443.GU22199@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180219113443.GU22199@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Tejun Heo , Lai Jiangshan , Alex Deucher , Dave Airlie , Ben Skeggs , Archit Taneja , Ismo Toijala , nouveau@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, Liviu Dudau , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Hans de Goede List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBGZWIgMTksIDIwMTggYXQgMTI6MzQ6NDNQTSArMDEwMCwgRGFuaWVsIFZldHRlciB3 cm90ZToKPiBPbiBTdW4sIEZlYiAxMSwgMjAxOCBhdCAxMDozODoyOEFNICswMTAwLCBMdWthcyBX dW5uZXIgd3JvdGU6Cj4gPiBGaXggYSBkZWFkbG9jayBvbiBoeWJyaWQgZ3JhcGhpY3MgbGFwdG9w cyB0aGF0J3MgYmVlbiBwcmVzZW50IHNpbmNlIDIwMTM6Cj4gPiAKPiA+IERSTSBkcml2ZXJzIHBv bGwgY29ubmVjdG9ycyBpbiAxMCBzZWMgaW50ZXJ2YWxzLiAgVGhlIHBvbGwgd29ya2VyIGlzCj4g PiBzdG9wcGVkIG9uIC0+cnVudGltZV9zdXNwZW5kIHdpdGggY2FuY2VsX2RlbGF5ZWRfd29ya19z eW5jKCkuICBIb3dldmVyCj4gPiB0aGUgcG9sbCB3b3JrZXIgaW52b2tlcyB0aGUgRFJNIGRyaXZl cnMnIC0+ZGV0ZWN0IGNhbGxiYWNrcywgd2hpY2ggY2FsbAo+ID4gcG1fcnVudGltZV9nZXRfc3lu YygpLiAgSWYgdGhlIHBvbGwgd29ya2VyIHN0YXJ0cyBhZnRlciBydW50aW1lIHN1c3BlbmQKPiA+ IGhhcyBiZWd1biwgcG1fcnVudGltZV9nZXRfc3luYygpIHdpbGwgd2FpdCBmb3IgcnVudGltZSBz dXNwZW5kIHRvIGZpbmlzaAo+ID4gd2l0aCB0aGUgaW50ZW50aW9uIG9mIHJ1bnRpbWUgcmVzdW1p bmcgdGhlIGRldmljZSBhZnRlcndhcmRzLiAgVGhlIHJlc3VsdAo+ID4gaXMgYSBjaXJjdWxhciB3 YWl0IGJldHdlZW4gcG9sbCB3b3JrZXIgYW5kIGF1dG9zdXNwZW5kIHdvcmtlci4KPiAKPiBEb24n dCBzaHV0IGRvd24gdGhlIHBvbGwgd29ya2VyIHdoZW4gcnVudGltZSBzdXNwZW5kaW5nLCB0aGF0 JyBkb2Vzbid0Cj4gd29yay4gSWYgeW91IG5lZWQgdGhlIHBvbGwgd29yaywgdGhlbiB0aGF0IG1l YW5zIHdha2luZyB1cCB0aGUgZ3B1IGV2ZXJ5Cj4gZmV3IHNlY29uZHMuIElmIHlvdSBkb24ndCBu ZWVkIGl0LCB0aGVuIG1ha2Ugc3VyZSB0aGUgRFJNX0NPTk5FQ1RPUl9QT0xMCj4gZmxhZ3MgYXJl IHNldCBjb3JyZWN0bHkgKHlvdSBjYW4gdXBkYXRlIHRoZW0gYXQgcnVudGltZSwgdGhlIHBvbGwg d29ya2VyCj4gd2lsbCBwaWNrIHRoYXQgdXApLgo+IAo+IFRoYXQgc2hvdWxkIGZpeCB0aGUgZGVh ZGxvY2ssIGFuZCBpdCdzIGhvdyB3ZSBkbyBpdCBpbiBpOTE1ICh3aGVyZSBpZ3QgaW4KPiBDSSB0 b3RhbGx5IGhhbW1lcnMgdGhlIHJ1bnRpbWUgcG0gc3VwcG9ydCwgYW5kIGl0IHNlZW1zIHRvIGhv bGQgdXApLgoKSXQgd291bGQgZml4IHRoZSBkZWFkbG9jayBidXQgaXQncyBub3QgYW4gb3B0aW9u IG9uIGR1YWwgR1BVIGxhcHRvcHMuClBvd2VyIGNvbnN1bXB0aW9uIG9mIHRoZSBkaXNjcmV0ZSBH UFUgaXMgbWFzc2l2ZSAoOSBXIG9uIG15IG1hY2hpbmUpLgoKCj4gPiBpOTE1LCBtYWxpZHAgYW5k IG1zbSAic29sdmVkIiB0aGlzIGlzc3VlIGJ5IG5vdCBzdG9wcGluZyB0aGUgcG9sbCB3b3JrZXIK PiA+IG9uIHJ1bnRpbWUgc3VzcGVuZC4gIEJ1dCB0aGlzIHJlc3VsdHMgaW4gdGhlIEdQVSBib3Vu Y2luZyBiYWNrIGFuZCBmb3J0aAo+ID4gYmV0d2VlbiBEMCBhbmQgRDMgY29udGludW91c2x5LiAg VGhhdCdzIGEgdG90YWwgbm8tZ28gZm9yIEdQVXMgd2hpY2gKPiA+IHJ1bnRpbWUgc3VzcGVuZCB0 byBEM2NvbGQgc2luY2UgZXZlcnkgc3VzcGVuZC9yZXN1bWUgY3ljbGUgY29zdHMgYQo+ID4gc2ln bmlmaWNhbnQgYW1vdW50IG9mIHRpbWUgYW5kIGVuZXJneS4gIChpOTE1IGFuZCBtYWxpZHAgZG8g bm90IHNlZW0KPiA+IHRvIGFjcXVpcmUgYSBydW50aW1lIFBNIHJlZiBpbiB0aGUgLT5kZXRlY3Qg Y2FsbGJhY2tzLCB3aGljaCBzZWVtcwo+ID4gcXVlc3Rpb25hYmxlLiAgbXNtIGhvd2V2ZXIgZG9l cyBhbmQgd291bGQgYWxzbyBkZWFkbG9jayBpZiBpdCBkaXNhYmxlZAo+ID4gdGhlIHBvbGwgd29y a2VyIG9uIHJ1bnRpbWUgc3VzcGVuZC4gIGNjICs9IEFyY2hpdCwgTGl2aXUsIGludGVsLWdmeCkK PiAKPiBXZWxsLCB1c2Vyc3BhY2UgZXhwZWN0cyBob3RwbHVnIGV2ZW50cywgZXZlbiB3aGVuIHdl IHJ1bnRpbWUgc3VzcGVuZAo+IHN0dWZmLiBIZW5jZSB3YWtpbmcgc2hpdCB1cCB3aXRoIHBvbGxp bmcuIEltbyBpZ25vcmluZyBob3RwbHVnIGV2ZW50cyBpcyBhCj4gcHJldHR5IHNlcmlvdXMgcG9s aWN5IGRlY2lzaW9uIHdoaWNoIGlzIG9rIGluIHRoZSBjb250ZXh0IG9mCj4gdmdhX3N3aXRjaGVy b28sIGJ1dCBub3QgcmVhbGx5IGFzIGFuIGF1dG9tYXRpYyB0aGluZy4gRS5nLiB1c2IgYWxzbyB3 YWtlcwo+IHVwIGlmIHlvdSBwbHVnIHNvbWV0aGluZyBpbiwgZXZlbiB3aXRoIGFsbCB0aGUgcnVu dGltZSBwbSBzdHVmZiBlbmFibGVkLgo+IFNhbWUgZm9yIHNhdGEgYW5kIGV2ZXJ5dGhpbmcgZWxz ZS4KCk9uIHRoZSBNYWNCb29rIFBybywgdGhlIEhQRCBwaW4gb2YgZXh0ZXJuYWwgRFAgYW5kIEhE TUkgcG9ydHMgZ29lcyBpbnRvCnRoZSBnbXV4IGNvbnRyb2xsZXIsIHdoaWNoIHNlbmRzIGFuIGlu dGVycnVwdCBvbiBob3RwbHVnIGV2ZW4gaWYgdGhlIEdQVQppcyBwb3dlcmVkIGRvd24uCgpBcHBh cmVudGx5IE9wdGltdXMgaGFzIGEgc2ltaWxhciBmdW5jdGlvbmFsaXR5LCBjZi4gM2E2NTM2YzUx ZDVkLgoKRm9yIHRoZSByYXJlIGNhc2VzIHdoZXJlIGFuIGV4dGVybmFsIFZHQSBvciBEVkktQSBw b3J0IGlzIHByZXNlbnQsIEkgZ3Vlc3MKaXQncyByZWFzb25hYmxlIHRvIGhhdmUgdGhlIHVzZXIg d2FrZSB1cCB0aGUgbWFjaGluZSBtYW51YWxseS4KCkknbSBub3Qgc3VyZSB3aHkgbm91dmVhdSBw b2xscyBwb3J0cyBvbiBteSBsYXB0b3AsIHRoZSBHSzEwNyBvbmx5IGhhcyBhbgpMVkRTIGFuZCB0 aHJlZSBEUCBwb3J0cywgbmVlZCB0byBpbnZlc3RpZ2F0ZS4KClRoYW5rcywKCkx1a2FzCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWls aW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=