[RFC PATCH 0/2] powerpc: CPU cache op cleanup

Benjamin Herrenschmidt benh at kernel.crashing.org
Wed Nov 16 09:29:06 EST 2011


On Mon, 2011-11-14 at 21:32 -0500, Kyle Moffett wrote:
> Unfortunately, I've been staring at PPC asm for long enough that I
> have a migraine headache and I'm going to have to stop here for now.
> If somebody else wants to tackle fixing up the 32-bit copy_page() and
> __copy_tofrom_user() routines it would be highly appreciated. 

Yeah that's the one everybody's avoiding :-)

What about my idea of instead compiling it multiple times with a
different size and fixing up the branch to call the right one ?

Cheers,
Ben.




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