How to troubleshoot intel 3D performance?

Alex Bennee kernel-hacker at
Tue Feb 17 02:58:14 PST 2009

2009/2/17 Vasily Khoruzhick <anarsoul at>:
> AFAIK you also need xf86-video-intel from git to get tiling working on pre-965
> hardware with GEM. Btw, unfortunately I've hit another bug - one about huge
> BO leakage - when tried xf86-video-intel from git and recent kernels :(

Looks like I should skip trying that out unless I build a complete
separate xorg tree to break at leisure.

My xf86-video-intel currently compile fails anyway:

make[4]: Entering directory `/home/alex/src/kernels/xf86-video-intel.git/src'
../doltcompile gcc -DHAVE_CONFIG_H -I. -I..   -I/usr/include/xorg
-I/usr/include/pixman-1    -I/usr/include/drm   -Wall -Wpointer-arith
-Wstrict-prototypes     -Wmissing-prototypes -Wmissing-declarations
 -Wnested-externs -fno-strict-aliasing -I/usr/include/xorg
-I/usr/include/pixman-1   -I/usr/include/drm   -I/usr/include/X11/dri
-I../uxa -DI830_XV -DI830_USE_XAA -DI830_USE_EXA -g3 -MT
i830_memory.lo -MD -MP -MF .deps/i830_memory.Tpo -c -o i830_memory.lo
i830_memory.c: In function 'i830_allocator_init':
i830_memory.c:539: error: 'I915_SETPARAM_NUM_USED_FENCES' undeclared
(first use in this function)
i830_memory.c:539: error: (Each undeclared identifier is reported only once
i830_memory.c:539: error: for each function it appears in.)
make[4]: *** [i830_memory.lo] Error 1

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