Bug 57047 - [IronLake Bisected] unigine-sanctuary reduced much ~98%
Summary: [IronLake Bisected] unigine-sanctuary reduced much ~98%
Status: CLOSED DUPLICATE of bug 56127
Alias: None
Product: Mesa
Classification: Unclassified
Component: Drivers/DRI/i965 (show other bugs)
Version: git
Hardware: All Linux (All)
: high major
Assignee: Ian Romanick
QA Contact:
Depends on:
Reported: 2012-11-13 06:11 UTC by ye.tian
Modified: 2015-05-20 01:14 UTC (History)
2 users (show)

See Also:
i915 platform:
i915 features:

Xorg.0.log low on mesa 7139ab80 (23.82 KB, text/plain)
2012-11-13 06:11 UTC, ye.tian
Xorg.0.log high on mesa 5c8dd6cf7 (23.91 KB, text/plain)
2012-11-13 06:12 UTC, ye.tian

Description ye.tian 2012-11-13 06:11:02 UTC
Created attachment 69978 [details]
Xorg.0.log low on mesa 7139ab80

System Environment:       
Libdrm: (master)libdrm-2.4.40-1-g7d42b49c0cf19dbb4531cd84efae51f95db2eea1
Mesa:  (master)557d4918adf4cb99c4410af3bdf51c5eb3fc1d17
Xserver: (master)xorg-server-1.13.0-135-g011f8458805e443ac9130865d2840a929a00ca
Kernel:  (drm-intel-nightly)c8ce1525e1334abb222d6233d7d3698f6c7dab2c

Bug detailed description:
Unigine-sanctuary reduced much ~98% on IronLake.
It’s Mesa regression, by bisected show that the first bad commit is 7139ab80.

commit 7139ab80ca9b1b3572ef6da98765ca783e8e5e3b
Author: Eric Anholt <eric@anholt.net>
Date:   Wed Aug 8 09:03:26 2012 -0700
     i965: Fix rendering to small mipmaps of depth/stencil buffers using a temp mt. 

5c8dd6cf7   6.3
7139ab80    0.09   

Reproduce steps:
1, xinit&
2, vblank_mode=0 ./Sanctuary -video_app opengl -data_path ../ -sound_app null -system_script sanctuary/unigine.cpp -engine_config ../data/unigine.cfg -video_mode -1 -video_fullscreen 1 -extern_define PHORONIX -video_width 1024 -video_height 768
Comment 1 ye.tian 2012-11-13 06:12:43 UTC
Created attachment 69979 [details]
Xorg.0.log high on mesa 5c8dd6cf7
Comment 2 Gordon Jin 2012-11-13 07:46:36 UTC

*** This bug has been marked as a duplicate of bug 56127 ***
Comment 3 meng 2014-08-21 05:49:58 UTC
Verified with the mesa commit a1dca7069bd46074f43658c87d396bff8cd4dffd.

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