[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.
Thanks,
Nick
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