Bug 20053 - _pbo_zcopy failure in pbo test
Summary: _pbo_zcopy failure in pbo test
Status: VERIFIED FIXED
Alias: None
Product: Mesa
Classification: Unclassified
Component: Drivers/DRI/i915 (show other bugs)
Version: unspecified
Hardware: x86 (IA32) Linux (All)
: medium normal
Assignee: Default DRI bug account
QA Contact:
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2009-02-11 02:17 UTC by zhao jian
Modified: 2009-05-20 01:17 UTC (History)
0 users

See Also:
i915 platform:
i915 features:

Attachments
xorg.conf (3.76 KB, text/plain)
2009-02-11 02:17 UTC, zhao jian 		Details
xorg.0.log (48.21 KB, text/plain)
2009-02-11 02:17 UTC, zhao jian 		Details
View All

Description zhao jian 2009-02-11 02:17:12 UTC 
Created attachment 22804 [details]
xorg.conf

System Environment:
--------------------------

Platform:       945gm
Arch:           i386
OSD:            Fedora release 9 (Sulphur)
Kernel:         2.6.28
Libdrm:            (master)7bbd605a21200e5e4beb94f261aefe30c4e7853d
Mesa:              (mesa_7_4_branch)7e8f2c56c00f93ad55842dc5e3b123a1fcf74b3c
Xserver:           (server-1.6-branch)1f729b42d567ae9533ac0e467afc9fbc83390776
Xf86_video_intel:  (master)3aa8591abfbe8db0f13912910c850fdd748808df
kernel:         (drm-intel-2.6.28)e1a6fcee467556a7e955fe1f7ccc134dd2f974e7


Bug detailed description:
--------------------------
Both with UXA and EXA, start X,then run pbo, it will have the right picture displayed. But there is a _pbo_zcopy failure displayed in terminal(As the following shows).

[root@x-945gm tests]# ./pbo
libGL: OpenDriver: trying /opt/X11R7/lib/dri/i915_dri.so
get fences failed: -1
param: 6, val: 0
GL_VERSION = 1.4 Mesa 7.4
GL_RENDERER = Mesa DRI Intel(R) 945GM GEM 20090114 x86/MMX/SSE2
Loaded 194 by 188 image
Converting RGB image to RGBA
try_pbo_zcopy: failure 2


Reproduce steps:
----------------
1. xinit&
2. /mesa/progs/tests/pbo
Comment 1 zhao jian 2009-02-11 02:17:43 UTC 
Created attachment 22805 [details]
xorg.0.log
Comment 2 Eric Anholt 2009-05-15 17:33:29 UTC 
commit 22690482e692cb5ed2f84d3e69545c09292e3484
Author: Eric Anholt <eric@anholt.net>
Date:   Fri May 15 17:32:21 2009 -0700

    intel: Don't complain on falling back from PBO fastpaths.
    
    Instead, stash the debug info under the handy debug flag.
    
    Bug #20053
Comment 3 zhao jian 2009-05-20 01:17:22 UTC 
It now works well on 945gm with the following configuration:
Libdrm:         (master)f57d7f4b0b14972f92a83f155ae8033478aa7729
Mesa:           (master)bd59dd69ba0f11f96e627c663c67cc15d1083776
Xserver:                (master)4addfcd633484b7f53b5df1b92bfca8bfc1dc48d
Xf86_video_intel:     (master)87332a7cc16af82aa47e07fbf90da3635b071dbf
Kernel:             (for-linus)7c7327d9664280cad833da1f14bad13a3ea8f0bf

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.