Re: [PATCH 2/2] x86/mm: implement free pmd/pte page interfaces

2018-03-07 Thread Kani, Toshi
On Wed, 2018-03-07 at 15:01 -0800, Andrew Morton wrote: > On Wed, 7 Mar 2018 11:32:27 -0700 Toshi Kani wrote: > > > Implement pud_free_pmd_page() and pmd_free_pte_page() on x86, which > > clear a given pud/pmd entry and free up lower level page table(s). > > Address range associated with the pud

Re: [PATCH 2/2] x86/mm: implement free pmd/pte page interfaces

2018-03-07 Thread Andrew Morton
On Wed, 7 Mar 2018 11:32:27 -0700 Toshi Kani wrote: > Implement pud_free_pmd_page() and pmd_free_pte_page() on x86, which > clear a given pud/pmd entry and free up lower level page table(s). > Address range associated with the pud/pmd entry must have been purged > by INVLPG. OK, now we have imp