Am 05.01.2017 um 11:15 schrieb Li, Liang Z:
If we want to actually host enforce (disallow) access to inflated
pages, having
Is that a new feature?
Still in the design phase. Andrea Arcangeli briefly mentioned in in his reply to
v5 of your patch series
"We also plan to use userfaultfd to make the balloon driver host enforced
(will work fine on hugetlbfs 2M and tmpfs too) but that's going to be invisible
to the ABI so it's not strictly relevant for this discussion."
Looking forward to see more details. Is there any thread about the design?
Not yet, we're still evaluating possible approaches. As soon as we
sorted out the details, we'll start a discussion thread. I'll put you
on cc!
Thanks!
Thanks!
Liang
such a bitmap in QEMU is required. Getting them from the guest
doesn't make sense in that context anymore.
Even a bitmap is required, we should avoid to send it in the stop & copy
stage.
yes, I agree.
Thanks!
--
David
