On Thu, 2017-10-19 at 12:58 -0400, Jerome Glisse wrote:
> On Thu, Oct 19, 2017 at 09:53:11PM +1100, Balbir Singh wrote:
> > On Thu, Oct 19, 2017 at 2:28 PM, Jerome Glisse wrote:
> > > On Thu, Oct 19, 2017 at 02:04:26PM +1100, Balbir Singh wrote:
> > > > On M
On Thu, Oct 19, 2017 at 2:28 PM, Jerome Glisse wrote:
> On Thu, Oct 19, 2017 at 02:04:26PM +1100, Balbir Singh wrote:
>> On Mon, 16 Oct 2017 23:10:02 -0400
>> jgli...@redhat.com wrote:
>>
>> > From: Jérôme Glisse
>> >
>> > +
d so no
> + * concurrent thread might update its page table to
> + * point at new page while a device still is using this
> + * page.
> + *
> + * See Documentation/vm/mmu_notifier.txt
> +
this can be done when clearing a
> pte, pmd or pud with notification which call invalidate_range right after
> clearing under the page table lock.
>
Balbir Singh.
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