[libvirt] [PATCH v2 5/6] cgroup: Get kernel memory entry from CGroup V1

[Pavel Hrdina]

On Mon, Apr 08, 2019 at 04:38:58PM -0300, Julio Faracco wrote:
> This commit implements two methods to get kernel memory using CGroup V1.
> One of them get the Hard Limit of kernel memory and the other one get
> the current kernel memory usage from that current container. For V2, it
> will return error because it is not defined.

What is the usage of kmem with relation to memory ballooning?

In addition I don't like to introduce new feature that is available only
with cgroups V1 as V2 will eventually replace V1 and this feature will
be useless.

Pavel
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