From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932405AbbFWJqO (ORCPT ); Tue, 23 Jun 2015 05:46:14 -0400 Received: from mail-wg0-f52.google.com ([74.125.82.52]:34348 "EHLO mail-wg0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752921AbbFWJqB (ORCPT ); Tue, 23 Jun 2015 05:46:01 -0400 Date: Tue, 23 Jun 2015 11:48:47 +0200 From: Daniel Vetter To: Daniel Stone Cc: Fabio Coatti , David Airlie , dri-devel , kernel list Subject: Re: Linux 4.1 WARNING in drm_ioctl.c Message-ID: <20150623094847.GR25769@phenom.ffwll.local> Mail-Followup-To: Daniel Stone , Fabio Coatti , David Airlie , dri-devel , kernel list References: <34169093.qYXxFR1FLt@calvin> <20150623063947.GN25769@phenom.ffwll.local> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Operating-System: Linux phenom 4.0.0-rc3+ User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jun 23, 2015 at 08:27:13AM +0100, Daniel Stone wrote: > Hi, > > On 23 June 2015 at 07:39, Daniel Vetter wrote: > > Which drm driver are you using? I didn't spot anything in your module list > > but might have missed it. Booting with drm.debug=0xe and grabbing dmesg > > will tell us for sure. > > That'd be vgem. If so then the below diff should help. -Daniel diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c index 7a207ca547be..b491fb32cddb 100644 --- a/drivers/gpu/drm/vgem/vgem_drv.c +++ b/drivers/gpu/drm/vgem/vgem_drv.c @@ -328,6 +328,8 @@ static int __init vgem_init(void) goto out; } + drm_dev_set_unique(drm, "vgem"); + ret = drm_dev_register(vgem_device, 0); if (ret) -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: Linux 4.1 WARNING in drm_ioctl.c Date: Tue, 23 Jun 2015 11:48:47 +0200 Message-ID: <20150623094847.GR25769@phenom.ffwll.local> References: <34169093.qYXxFR1FLt@calvin> <20150623063947.GN25769@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f174.google.com (mail-wi0-f174.google.com [209.85.212.174]) by gabe.freedesktop.org (Postfix) with ESMTP id A95F76E91C for ; Tue, 23 Jun 2015 02:46:00 -0700 (PDT) Received: by wicgi11 with SMTP id gi11so11006356wic.0 for ; Tue, 23 Jun 2015 02:46:00 -0700 (PDT) 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: Daniel Stone Cc: dri-devel , Fabio Coatti , kernel list List-Id: dri-devel@lists.freedesktop.org T24gVHVlLCBKdW4gMjMsIDIwMTUgYXQgMDg6Mjc6MTNBTSArMDEwMCwgRGFuaWVsIFN0b25lIHdy b3RlOgo+IEhpLAo+IAo+IE9uIDIzIEp1bmUgMjAxNSBhdCAwNzozOSwgRGFuaWVsIFZldHRlciA8 ZGFuaWVsQGZmd2xsLmNoPiB3cm90ZToKPiA+IFdoaWNoIGRybSBkcml2ZXIgYXJlIHlvdSB1c2lu Zz8gSSBkaWRuJ3Qgc3BvdCBhbnl0aGluZyBpbiB5b3VyIG1vZHVsZSBsaXN0Cj4gPiBidXQgbWln aHQgaGF2ZSBtaXNzZWQgaXQuIEJvb3Rpbmcgd2l0aCBkcm0uZGVidWc9MHhlIGFuZCBncmFiYmlu ZyBkbWVzZwo+ID4gd2lsbCB0ZWxsIHVzIGZvciBzdXJlLgo+IAo+IFRoYXQnZCBiZSB2Z2VtLgoK SWYgc28gdGhlbiB0aGUgYmVsb3cgZGlmZiBzaG91bGQgaGVscC4KLURhbmllbApkaWZmIC0tZ2l0 IGEvZHJpdmVycy9ncHUvZHJtL3ZnZW0vdmdlbV9kcnYuYyBiL2RyaXZlcnMvZ3B1L2RybS92Z2Vt L3ZnZW1fZHJ2LmMKaW5kZXggN2EyMDdjYTU0N2JlLi5iNDkxZmIzMmNkZGIgMTAwNjQ0Ci0tLSBh L2RyaXZlcnMvZ3B1L2RybS92Z2VtL3ZnZW1fZHJ2LmMKKysrIGIvZHJpdmVycy9ncHUvZHJtL3Zn ZW0vdmdlbV9kcnYuYwpAQCAtMzI4LDYgKzMyOCw4IEBAIHN0YXRpYyBpbnQgX19pbml0IHZnZW1f aW5pdCh2b2lkKQogCQlnb3RvIG91dDsKIAl9CiAKKwlkcm1fZGV2X3NldF91bmlxdWUoZHJtLCAi dmdlbSIpOworCiAJcmV0ICA9IGRybV9kZXZfcmVnaXN0ZXIodmdlbV9kZXZpY2UsIDApOwogCiAJ aWYgKHJldCkKLS0gCkRhbmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBv cmF0aW9uCmh0dHA6Ly9ibG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vZHJpLWRldmVsCg==