Ram Pai <linux...@us.ibm.com> writes: > On Mon, Oct 30, 2017 at 09:04:17AM +1100, Paul Mackerras wrote: >> On Sat, Oct 28, 2017 at 03:35:32PM -0700, Ram Pai wrote: >> > >> > I like the idea of not tracking the slots at all. It is something the >> > guest should not be knowing or tracking. >> >> Why do you say that? > > 'slot' is a internal mechanism used by the hash table to accelerate > mapping an address to a hash-page. If the hash-table implementation > choose to use a different mechanism to accelerate the mapping, it can't > because that mechanism is baked into the logic of all the consumers.
The slots are defined in the architecture, so it's entirely fine for guests to track them. cheers
