[PATCH 1/7] spufs: The SPU file system

Pekka Enberg penberg at cs.helsinki.fi
Mon Aug 29 06:05:27 EST 2005


On Sun, 2005-08-28 at 18:44 +0200, Arnd Bergmann wrote:
> I never really thought of it as a device driver but rather an architecture
> extension, so it started out in arch/ppc64/kernel. Since most of the code
> is interacting with VFS, it is now in fs/spufs. I don't really care about
> the location, but I among the possible places to put the code (with the
> unified arch/powerpc tree), I'd suggest (best first)
> 
> 1) arch/powerpc/platforms/cell
> 2) arch/powerpc/spe
> 3) fs/spufs
> 4) drivers/spe
> 
> 1) would be the place where I want to have the low-level code
> (currently arch/ppc64/kernel/spu_base.c) anyway, so it makes
> sense to have everything in there that I maintain.

I am happy with 1, 2, and 4. You could, of course, abstract away the
general purpose parts of spufs (for example, if we had other similar
architecture extensions that could share the code) and put them in 3 but
that would probably just introduce unnecessary complexity.

			Pekka




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