Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758093Ab3HMRDs (ORCPT ); Tue, 13 Aug 2013 13:03:48 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:55848 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754571Ab3HMRDq (ORCPT ); Tue, 13 Aug 2013 13:03:46 -0400 MIME-Version: 1.0 Reply-To: sedat.dilek@gmail.com In-Reply-To: References: <20130813092554.GA4519@cantiga.alporthouse.com> <20130813093920.GB4519@cantiga.alporthouse.com> <20130813095259.GC4519@cantiga.alporthouse.com> <20130813163439.GA8805@cantiga.alporthouse.com> Date: Tue, 13 Aug 2013 19:03:44 +0200 Message-ID: Subject: Re: linux-next: Tree for Aug 13 [ screen corruption in graphical mode ] From: Sedat Dilek To: Chris Wilson , Sedat Dilek , Stephen Rothwell , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Vetter , Dave Airlie , DRI , intel-gfx , "s.dilek" Content-Type: multipart/mixed; boundary=f46d043c815e3e47fc04e3d739d3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6389 Lines: 136 --f46d043c815e3e47fc04e3d739d3 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Tue, Aug 13, 2013 at 6:37 PM, Sedat Dilek wrote: > On Tue, Aug 13, 2013 at 6:34 PM, Chris Wilson = wrote: >> On Tue, Aug 13, 2013 at 06:23:29PM +0200, Sedat Dilek wrote: >>> On Tue, Aug 13, 2013 at 5:59 PM, Sedat Dilek wr= ote: >>> > I have bisected the issue on Linux v3.11-rc5 + drm-intel-nightly: >>> > >>> > 5456fe3882812aba251886e36fe55bfefb8e8829 is the first bad commit >>> > commit 5456fe3882812aba251886e36fe55bfefb8e8829 >>> > Author: Chris Wilson >>> > Date: Thu Aug 8 14:41:07 2013 +0100 >>> > >>> > drm/i915: Allocate LLC ringbuffers from stolen >>> > >>> > As stolen objects now behave identically (wrt to default LLC cach= eing) >>> > as their normal system counterparts, we no longer have to differe= ntiate >>> > our usage for ringbuffers. So allocate them from stolen on SNB+ a= s well. >>> > >>> > Signed-off-by: Chris Wilson >>> > Reviewed-by: Ville Syrj=C3=A4l=C3=A4 >>> > Signed-off-by: Daniel Vetter >>> > >>> > :040000 040000 de063a052f39095f4d2f51b49caef9f827df41e8 >>> > 1c819aa5501a9fcc9912a5c7c037c71b9b9e9a6b M drivers >>> > >>> > See also attached files! >>> > >>> >>> With the attached revert-patch my system is OK (with my customized X st= ack). >> >> No indication of a GPU hang? I'm puzzled as to how this ends up with the >> scanout being misread. >> >> cat /sys/kernel/debug/dri/0/i915_gem_stolen >> cat /sys/kernel/debug/dri/0/i915_gem_framebuffer >> >> would be interesting. > > With revert-patch applied: > > $ sudo cat /sys/kernel/debug/dri/0/i915_gem_stolen > Stolen: > ffff88007f6f5200: p g 4128KiB 77 00 0 0 0 uncached (name: 1) > (pinned x 1) (display) (ggtt offset: 00072000, size: 00408000) > (stolen: 00000000) (p mappable) > Total 1 objects, 4227072 bytes, 4227072 GTT size > > $ sudo cat /sys/kernel/debug/dri/0/i915_gem_framebuffer > fbcon size: 1366 x 768, depth 24, 32 bpp, refcount 2, obj > ffff88007f6f5200: p g 4128KiB 77 00 0 0 0 uncached (name: 1) > (pinned x 1) (display) (ggtt offset: 00072000, size: 00408000) > (stolen: 00000000) (p mappable) > user size: 1366 x 768, depth 24, 32 bpp, refcount 3, obj > ffff88007f6f5080: pXg 5120KiB 36 02 124873 124873 0 uncached dirty > (name: 3) (pinned x 1) (display) (fence: 0) (ggtt offset: 0047a000, > size: 00500000) (p mappable) (blitter ring) > Attached both outputs with GOOD and BAD (BROKEN) kernel. - Sedat - --f46d043c815e3e47fc04e3d739d3 Content-Type: text/plain; charset=US-ASCII; name="i915_gem_framebuffer.txt" Content-Disposition: attachment; filename="i915_gem_framebuffer.txt" Content-Transfer-Encoding: base64 X-Attachment-Id: f_hkbczh3j0 ZmJjb24gc2l6ZTogMTM2NiB4IDc2OCwgZGVwdGggMjQsIDMyIGJwcCwgcmVmY291bnQgMiwgb2Jq IGZmZmY4ODAwNzQ0OTJlNDA6IHAgZyAgICAgNDEyOEtpQiA3NyAwMCAwIDAgMCB1bmNhY2hlZCAo bmFtZTogMSkgKHBpbm5lZCB4IDEpIChkaXNwbGF5KSAoZ2d0dCBvZmZzZXQ6IDAwMDcyMDAwLCBz aXplOiAwMDQwODAwMCkgKHN0b2xlbjogMDAwMDAwMDApIChwIG1hcHBhYmxlKQp1c2VyIHNpemU6 IDEzNjYgeCA3NjgsIGRlcHRoIDI0LCAzMiBicHAsIHJlZmNvdW50IDMsIG9iaiBmZmZmODgwMDc0 NDkyODQwOiBwWGcgICAgIDUxMjBLaUIgMzYgMDIgMTU4MTI2IDE1ODEyNiAwIHVuY2FjaGVkIGRp cnR5IChuYW1lOiAzKSAocGlubmVkIHggMSkgKGRpc3BsYXkpIChmZW5jZTogMCkgKGdndHQgb2Zm c2V0OiAwMDQ3YTAwMCwgc2l6ZTogMDA1MDAwMDApIChwIG1hcHBhYmxlKSAoYmxpdHRlciByaW5n KQo= --f46d043c815e3e47fc04e3d739d3 Content-Type: text/plain; charset=US-ASCII; name="i915_gem_framebuffer_BROKEN.txt" Content-Disposition: attachment; filename="i915_gem_framebuffer_BROKEN.txt" Content-Transfer-Encoding: base64 X-Attachment-Id: f_hkbczj8r1 ZmJjb24gc2l6ZTogMTM2NiB4IDc2OCwgZGVwdGggMjQsIDMyIGJwcCwgcmVmY291bnQgMiwgb2Jq IGZmZmY4ODAwNzM5OTUyMDA6IHAgZyAgICAgNDEyOEtpQiA3NyAwMCAwIDAgMCB1bmNhY2hlZCAo bmFtZTogMSkgKHBpbm5lZCB4IDEpIChkaXNwbGF5KSAoZ2d0dCBvZmZzZXQ6IDAwMDcyMDAwLCBz aXplOiAwMDQwODAwMCkgKHN0b2xlbjogMDAwNjAwMDApIChwIG1hcHBhYmxlKQp1c2VyIHNpemU6 IDEzNjYgeCA3NjgsIGRlcHRoIDI0LCAzMiBicHAsIHJlZmNvdW50IDMsIG9iaiBmZmZmODgwMDcz NmQ4ZTAwOiBwWGcgICAgIDUxMjBLaUIgMzYgMDIgLTczNyAtNzM3IDAgdW5jYWNoZWQgZGlydHkg KG5hbWU6IDMpIChwaW5uZWQgeCAxKSAoZGlzcGxheSkgKGZlbmNlOiAwKSAoZ2d0dCBvZmZzZXQ6 IDAwNDdhMDAwLCBzaXplOiAwMDUwMDAwMCkgKHAgbWFwcGFibGUpIChibGl0dGVyIHJpbmcpCg== --f46d043c815e3e47fc04e3d739d3 Content-Type: text/plain; charset=US-ASCII; name="i915_gem_stolen.txt" Content-Disposition: attachment; filename="i915_gem_stolen.txt" Content-Transfer-Encoding: base64 X-Attachment-Id: f_hkbczkxv2 U3RvbGVuOgogICBmZmZmODgwMDc0NDkyZTQwOiBwIGcgICAgIDQxMjhLaUIgNzcgMDAgMCAwIDAg dW5jYWNoZWQgKG5hbWU6IDEpIChwaW5uZWQgeCAxKSAoZGlzcGxheSkgKGdndHQgb2Zmc2V0OiAw MDA3MjAwMCwgc2l6ZTogMDA0MDgwMDApIChzdG9sZW46IDAwMDAwMDAwKSAocCBtYXBwYWJsZSkK VG90YWwgMSBvYmplY3RzLCA0MjI3MDcyIGJ5dGVzLCA0MjI3MDcyIEdUVCBzaXplCg== --f46d043c815e3e47fc04e3d739d3 Content-Type: text/plain; charset=US-ASCII; name="i915_gem_stolen_BROKEN.txt" Content-Disposition: attachment; filename="i915_gem_stolen_BROKEN.txt" Content-Transfer-Encoding: base64 X-Attachment-Id: f_hkbczn1e3 U3RvbGVuOgogICBmZmZmODgwMDczOTk1YzgwOiBwIGcgICAgICAxMjhLaUIgNDAgNDAgMCAwIDAg c25vb3BlZCBvciBMTEMgZGlydHkgKHBpbm5lZCB4IDEpIChnZ3R0IG9mZnNldDogMDAwMDEwMDAs IHNpemU6IDAwMDIwMDAwKSAoc3RvbGVuOiAwMDAwMDAwMCkgKHAgbWFwcGFibGUpCiAgIGZmZmY4 ODAwNzM5OTU4MDA6IHAgZyAgICAgIDEyOEtpQiA0MCA0MCAwIDAgMCBzbm9vcGVkIG9yIExMQyBk aXJ0eSAocGlubmVkIHggMSkgKGdndHQgb2Zmc2V0OiAwMDAyMzAwMCwgc2l6ZTogMDAwMjAwMDAp IChzdG9sZW46IDAwMDIwMDAwKSAocCBtYXBwYWJsZSkKICAgZmZmZjg4MDA3Mzk5NTUwMDogcCBn ICAgICAgMTI4S2lCIDQwIDQwIDAgMCAwIHNub29wZWQgb3IgTExDIGRpcnR5IChwaW5uZWQgeCAx KSAoZ2d0dCBvZmZzZXQ6IDAwMDQ0MDAwLCBzaXplOiAwMDAyMDAwMCkgKHN0b2xlbjogMDAwNDAw MDApIChwIG1hcHBhYmxlKQogICBmZmZmODgwMDczOTk1MjAwOiBwIGcgICAgIDQxMjhLaUIgNzcg MDAgMCAwIDAgdW5jYWNoZWQgKG5hbWU6IDEpIChwaW5uZWQgeCAxKSAoZGlzcGxheSkgKGdndHQg b2Zmc2V0OiAwMDA3MjAwMCwgc2l6ZTogMDA0MDgwMDApIChzdG9sZW46IDAwMDYwMDAwKSAocCBt YXBwYWJsZSkKVG90YWwgNCBvYmplY3RzLCA0NjIwMjg4IGJ5dGVzLCA0NjIwMjg4IEdUVCBzaXpl Cg== --f46d043c815e3e47fc04e3d739d3-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/