Re: [PATCH v5 9/9] powerpc/mm: Enable move pmd/pud

2021-05-11 Thread Andrew Morton
On Thu, 22 Apr 2021 11:13:23 +0530 "Aneesh Kumar K.V" wrote: > mremap HAVE_MOVE_PMD/PUD optimization time comparison for 1GB region: > 1GB mremap - Source PTE-aligned, Destination PTE-aligned > mremap time: 1127034ns > 1GB mremap - Source PMD-aligned, Destination PMD-aligned > mremap

[PATCH v5 9/9] powerpc/mm: Enable move pmd/pud

2021-04-21 Thread Aneesh Kumar K.V
mremap HAVE_MOVE_PMD/PUD optimization time comparison for 1GB region: 1GB mremap - Source PTE-aligned, Destination PTE-aligned mremap time: 1127034ns 1GB mremap - Source PMD-aligned, Destination PMD-aligned mremap time: 508817ns 1GB mremap - Source PUD-aligned, Destination