On Thu, Oct 22, 2020 at 5:21 AM Michael S. Tsirkin wrote:
>
> On Wed, Oct 21, 2020 at 01:44:26PM -0700, Mike Kravetz wrote:
> > Michal Privoznik was using "free page reporting" in QEMU/virtio-balloon
> > with hugetlbfs and hit the warning below. QEMU with free page hinting
> > uses
On Wed, Oct 21, 2020 at 01:44:26PM -0700, Mike Kravetz wrote:
> Michal Privoznik was using "free page reporting" in QEMU/virtio-balloon
> with hugetlbfs and hit the warning below. QEMU with free page hinting
> uses fallocate(FALLOC_FL_PUNCH_HOLE) to discard pages that are reported
> as free by a
On 10/21/20 10:44 PM, Mike Kravetz wrote:
Michal Privoznik was using "free page reporting" in QEMU/virtio-balloon
with hugetlbfs and hit the warning below. QEMU with free page hinting
uses fallocate(FALLOC_FL_PUNCH_HOLE) to discard pages that are reported
as free by a VM. The reporting
Michal Privoznik was using "free page reporting" in QEMU/virtio-balloon
with hugetlbfs and hit the warning below. QEMU with free page hinting
uses fallocate(FALLOC_FL_PUNCH_HOLE) to discard pages that are reported
as free by a VM. The reporting granularity is in pageblock granularity.
So when the
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