On Mon, 2012-04-16 at 12:54 +0400, Anton V. Boyarshinov wrote: > Hi > > > Obviously if we have a dead gpu, we need to break out of this loop. But > > detecting a dead gpu (and returning an appropriate error like EIO) is the > > kernel's job. > In my case gpu isn't really dead. It works after some ioctl skip. I > understend that it is a driver bug in any case, but i thing that working > around this bugs with proper logging (absent in this patch) much better > than lockup. But your workaround isn't harmless. It adds new failure modes for other cases that currently work. That's worse, not better. - ajax
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