From patchwork Thu Jul 25 17:26:16 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 2833522 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 92329C0319 for ; Thu, 25 Jul 2013 17:27:40 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AB2C820358 for ; Thu, 25 Jul 2013 17:27:39 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id D273520352 for ; Thu, 25 Jul 2013 17:27:38 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BF62AE5E51 for ; Thu, 25 Jul 2013 10:27:38 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from fireflyinternet.com (s16502780.onlinehome-server.info [87.106.93.118]) by gabe.freedesktop.org (Postfix) with ESMTP id 12823E71AB; Thu, 25 Jul 2013 10:26:26 -0700 (PDT) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.73.22; Received: from cantiga.alporthouse.com (unverified [78.156.73.22]) by fireflyinternet.com (Firefly Internet (M2)) with ESMTP id 11245003-1500048 for multiple; Thu, 25 Jul 2013 18:26:47 +0100 Received: by cantiga.alporthouse.com (sSMTP sendmail emulation); Thu, 25 Jul 2013 18:26:16 +0100 Date: Thu, 25 Jul 2013 18:26:16 +0100 From: Chris Wilson To: Sedat Dilek Subject: Re: [Intel-gfx] linux-next: Tree for Jul 25 [ call-trace: drm | drm-intel related? ] Message-ID: <20130725172616.GA11514@cantiga.alporthouse.com> Mail-Followup-To: Chris Wilson , Sedat Dilek , Daniel Vetter , Jani Nikula , Stephen Rothwell , intel-gfx , Linux Kernel Mailing List , DRI , linux-next References: <20130725142705.GM5939@phenom.ffwll.local> <20130725163150.GD6493@cantiga.alporthouse.com> <20130725170144.GE6493@cantiga.alporthouse.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-Originating-IP: 78.156.73.22 Cc: Stephen Rothwell , Daniel Vetter , intel-gfx , Linux Kernel Mailing List , DRI , linux-next X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP On Thu, Jul 25, 2013 at 07:15:03PM +0200, Sedat Dilek wrote: > On Thu, Jul 25, 2013 at 7:01 PM, Chris Wilson wrote: > > Basically boils down to either an object allocation failure or mmaping > > failure. I think dmesg with drm.debug=7 is the next step. > > Attached! Thanks for taking care. Hmm, looks like i915_gem_map_gtt fails, but no reason given, so can you please apply this for more debug: diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 0563661..34e09bf 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1630,24 +1630,29 @@ i915_gem_mmap_gtt(struct drm_file *file, obj = to_intel_bo(drm_gem_object_lookup(dev, file, handle)); if (&obj->base == NULL) { + DRM_DRIVER_DEBUG("Unknown object handle %d\n", handle); ret = -ENOENT; goto unlock; } if (obj->base.size > dev_priv->gtt.mappable_end) { + DRM_DRIVER_DEBUG("Object (%d) larger than mappable aperture (%d) > %d\n", + (int)obj->base.size, (int)dev_priv->gtt.mappable_end); ret = -E2BIG; goto out; } if (obj->madv != I915_MADV_WILLNEED) { - DRM_ERROR("Attempting to mmap a purgeable buffer\n"); + DRM_DRIVER_DEBUG("Attempting to mmap a purgeable buffer\n"); ret = -EINVAL; goto out; } ret = i915_gem_object_create_mmap_offset(obj); - if (ret) + if (ret) { + DRM_DRIVER_DEBUG("Failed to allocate mmap offset (ret=%d)\n", ret); goto out; + } *offset = (u64)obj->base.map_list.hash.key << PAGE_SHIFT;