Bug 32596

Summary: [SNB] Mesa Xdemo offset causes system hang
Product: Mesa Reporter: Yi Sun <yi.sun>
Component: Drivers/DRI/i965Assignee: haihao <haihao.xiang>
Status: VERIFIED FIXED QA Contact:
Severity: major    
Priority: high CC: haihao.xiang, nanhai.zou, yuanhan.liu, zhenyu.z.wang
Version: git   
Hardware: Other   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:

Description Yi Sun 2010-12-22 22:12:34 UTC 
System Environment:
--------------------------
platform:      Hunronriver(rev 08)

Kernel:        (drm-intel-fixes)63abf3edaf42d0b9f278df90fe41c7ed4796b6b1
Libdrm:        (master)2.4.23
Mesa:          (7.10)0e50c21e247b6d4246fcc2b583563a8f44bc4249
Xserver:       (server-1.9-branch)xorg-server-1.9.2.902
Xf86_video_intel: (master)2.13.902-1-g71af40a75fbdd1054b1111e8cbe67ad1f97e6613

Bug detailed description:
-------------------------
System hang so long as run the demo offset. The issue doesn't exist on Ironlake.
Comment 1 Wang Zhenyu 2010-12-27 01:07:37 UTC 
commit b832ae8a4a77563c50a6e82c49b4732f6a0dbf11
Author: Xiang, Haihao <haihao.xiang@intel.com>
Date:   Mon Dec 27 16:39:08 2010 +0800

    i965: don't spawn GS thread for LINELOOP on Sandybridge
    
    LINELOOP is converted to LINESTRIP at the beginning of the 3D pipeline.
    This fixes https://bugs.freedesktop.org/show_bug.cgi?id=32596
Comment 2 Yi Sun 2010-12-29 17:39:49 UTC 
Verified.
Comment 3 Wang Zhenyu 2010-12-29 18:07:15 UTC 
Wrong click on reopen? heh

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