[Skiboot] [PATCH] dt: add ibm, tlbiel-congruence-classes-(hash|radix) for tlbiel IS!=0

Nicholas Piggin npiggin at gmail.com
Sun Apr 23 09:09:08 AEST 2017

On Sat, 22 Apr 2017 17:56:01 +1000
Benjamin Herrenschmidt <benh at kernel.crashing.org> wrote:

> On Sat, 2017-04-22 at 10:58 +1000, Nicholas Piggin wrote:
> > > From Power ISA 3.0B, Chapter 5. Storage Control 1033, "The IS!=0 tlbiel  
> > 
> > variants operate on a specified congruence class, requiring a software
> > loop where tlbie operates on the entire TLB."  
> Overall ok, I would just have called it "tlb-sets-{hash|radix}" to
> save characters ;-) Also because historically in the DT for cache and
> TLB geometries we use the terminology "sets".

I saw that kind of property is usually called sets in dt and kernel,
but on the other hand I wanted to match the ISA term for this detail
which may or may not be related to TLB geometry.

It's easy to change now if you prefer the name changed.


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