Re: [PATCH 1/2] s390: Convert gmap code to use ptdesc

Matthew Wilcox
2024-12-19T21:23:56Z

On Thu, Dec 19, 2024 at 04:22:49PM +0000, Matthew Wilcox (Oracle) wrote:
> There was originally some doubt about whether these page tables
> should be represented by a vanilla struct page or whether they
> should be a ptdesc. As we continue on our quest to shrink
> struct page, we seem to have crossed the line into believing that
> thse page tables should be a ptdesc. At least for now.

Looking at this patch some more, I'm not sure that pt_index is really
what we should be calling this. Would pt_gmap_addr make sense? If
not, what's the right name?