On 07/27/2017 06:26 PM, Michal Hocko wrote:
On Thu 27-07-17 14:07:55, Aneesh Kumar K.V wrote:
We can now use this to set pmd page table entries to absolute values. THP
need to ensure that we always update pmd PTE entries such that we never mark
the pmd none. pmdp_establish helps in
On Thu 27-07-17 14:07:55, Aneesh Kumar K.V wrote:
> We can now use this to set pmd page table entries to absolute values. THP
> need to ensure that we always update pmd PTE entries such that we never mark
> the pmd none. pmdp_establish helps in implementing that.
>
> This doesn't flush the tlb.
We can now use this to set pmd page table entries to absolute values. THP
need to ensure that we always update pmd PTE entries such that we never mark
the pmd none. pmdp_establish helps in implementing that.
This doesn't flush the tlb. Based on the old_pmd value returned caller can
decide to call