[PATCH v6 0/7] Radix pte update tlbflush optimizations.

[Aneesh Kumar K.V]

"Aneesh Kumar K.V" <aneesh.kumar at linux.vnet.ibm.com> writes:

> Changes from V5:
> Switch to use pte bits to track page size.

I am now testing a new version that will limit this new pte bit usage
only on DD1.

>
> Aneesh Kumar K.V (7):
>   powerpc/mm: Rename hugetlb-radix.h to hugetlb.h
>   powerpc/mm/hugetlb: Handle hugepage size supported by hash config
>   powerpc/mm: Introduce _PAGE_GIGANTIC and _PAGE_LARGE software pte bits
>   powerpc/mm: Add radix__tlb_flush_pte
>   powerpc/mm: update radix__ptep_set_access_flag to not do full mm tlb
>     flush
>   powerpc/mm: update radix__pte_update to not do full mm tlb flush
>   powerpc/mm: Batch tlb flush when invalidating pte entries
>
>  arch/powerpc/include/asm/book3s/32/pgtable.h       |  3 ++-
>  .../asm/book3s/64/{hugetlb-radix.h => hugetlb.h}   | 21 ++++++++++++++--
>  arch/powerpc/include/asm/book3s/64/pgtable.h       | 15 ++++++++++--
>  arch/powerpc/include/asm/book3s/64/radix.h         | 28 ++++++++++------------
>  .../powerpc/include/asm/book3s/64/tlbflush-radix.h |  2 ++
>  arch/powerpc/include/asm/hugetlb.h                 |  2 +-
>  arch/powerpc/include/asm/nohash/32/pgtable.h       |  3 ++-
>  arch/powerpc/include/asm/nohash/64/pgtable.h       |  3 ++-
>  arch/powerpc/mm/pgtable-book3s64.c                 |  3 ++-
>  arch/powerpc/mm/pgtable.c                          |  2 +-
>  arch/powerpc/mm/tlb-radix.c                        | 11 +++++++++
>  11 files changed, 67 insertions(+), 26 deletions(-)
>  rename arch/powerpc/include/asm/book3s/64/{hugetlb-radix.h => hugetlb.h} (55%)
>
> -- 
> 2.10.2