Comment # 14
on bug 61182
from Michael Mair-Keimberger
(In reply to comment #12) > I think these are actually several bugs at play here. > > 1. CPU only has a 256 MB window into vram. If the window is full due to > fragmentation or other mapped buffers, we fail. Does disabling hyperz help? > set env var R600_HYPERZ=0 (mesa 9.1 or older), or R600_DEBUG=nohyperz (mesa > git). > > 2. running out of GPU accessible memory when migrating buffers. Does > setting radeon.gartsize=1024 on the kernel command line in grub help? Just tried both, but nothing changed...
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