at 5:27 AM, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > On Mon, Sep 17, 2018 at 11:38:34PM -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. > > kbuild seems to not like this patch series, so I'm going to drop it from > my queue and wait for a v2 respin before looking at it. Sure. I’ll send v2 in a day or two. Nadav
