* Re: [PATCH v2 00/20] vmw_balloon: compaction, shrinker, 64-bit, etc.
[not found] <20180920173026.141333-1-namit@vmware.com>
@ 2018-09-25 18:15 ` Greg Kroah-Hartman
0 siblings, 0 replies; only message in thread
From: Greg Kroah-Hartman @ 2018-09-25 18:15 UTC (permalink / raw)
To: Nadav Amit
Cc: Arnd Bergmann, Michael S. Tsirkin, Xavier Deguillard,
linux-kernel, virtualization, linux-mm
On Thu, Sep 20, 2018 at 10:30:06AM -0700, Nadav Amit wrote:
> This patch-set adds the following enhancements to the VMware balloon
> driver:
>
> 1. Balloon compaction support.
> 2. Report the number of inflated/deflated ballooned pages through vmstat.
> 3. Memory shrinker to avoid balloon over-inflation (and OOM).
> 4. Support VMs with memory limit that is greater than 16TB.
> 5. Faster and more aggressive inflation.
>
> To support compaction we wish to use the existing infrastructure.
> However, we need to make slight adaptions for it. We add a new list
> interface to balloon-compaction, which is more generic and efficient,
> since it does not require as many IRQ save/restore operations. We leave
> the old interface that is used by the virtio balloon.
>
> Big parts of this patch-set are cleanup and documentation. Patches 1-13
> simplify the balloon code, document its behavior and allow the balloon
> code to run concurrently. The support for concurrency is required for
> compaction and the shrinker interface.
>
> For documentation we use the kernel-doc format. We are aware that the
> balloon interface is not public, but following the kernel-doc format may
> be useful one day.
I applied the first 16 patches. Please fix up 17 and resend.
thanks,
greg k-h
^ permalink raw reply [flat|nested] only message in thread