Re: [PATCH v3 03/34] s390: Use pt_frag_refcount for pagetables

2023-06-01 Thread Vishal Moola
On Thu, Jun 1, 2023 at 6:19 AM Gerald Schaefer wrote: > > On Wed, 31 May 2023 14:30:01 -0700 > "Vishal Moola (Oracle)" wrote: > > > s390 currently uses _refcount to identify fragmented page tables. > > The page table struct already has a member pt_frag_refcount used by > > powerpc, so have s390

Re: [PATCH v3 03/34] s390: Use pt_frag_refcount for pagetables

2023-06-01 Thread Gerald Schaefer
On Wed, 31 May 2023 14:30:01 -0700 "Vishal Moola (Oracle)" wrote: > s390 currently uses _refcount to identify fragmented page tables. > The page table struct already has a member pt_frag_refcount used by > powerpc, so have s390 use that instead of the _refcount field as well. > This improves the

[PATCH v3 03/34] s390: Use pt_frag_refcount for pagetables

2023-05-31 Thread Vishal Moola (Oracle)
s390 currently uses _refcount to identify fragmented page tables. The page table struct already has a member pt_frag_refcount used by powerpc, so have s390 use that instead of the _refcount field as well. This improves the safety for _refcount and the page table tracking. This also allows us to si