[Cbe-oss-dev] [PATCH 02/21] cell: wrap master run control bit

[Arnd Bergmann]

On Wednesday 05 December 2007, Jeremy Kerr wrote:
> An outstanding enhancement for the PS3 would be to add a guard to check
> for incorrect access to the spu problem state when the spu context is
> disabled.  This check could be implemented with a flag added to the spu
> context that would inhibit mapping problem state pages, and a routine
> to unmap spu problem state pages.  When the spu is enabled with
> ps3_enable_spu() the flag would be set allowing pages to be mapped,
> and when the spu is disabled with ps3_disable_spu() the flag would be
> cleared and mapped problem state pages would be unmapped.

What is the status on this enhancement? I remember vaguely that we held
back on including this patch in 2.6.22 because we had agreed to do the
full solution soon. Should we now really do the hack in 2.6.25?

	Arnd <><