Re: [PATCH v4 0/4] vmw_balloon: Compaction and shrinker support

From: Greg Kroah-Hartman
Date: Fri May 17 2019 - 14:13:01 EST


On Fri, May 17, 2019 at 05:57:22PM +0000, Nadav Amit wrote:
> > On May 17, 2019, at 10:24 AM, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> >
> > On Fri, May 17, 2019 at 05:10:23PM +0000, Nadav Amit wrote:
> >>> On May 3, 2019, at 6:25 PM, Nadav Amit <namit@xxxxxxxxxx> wrote:
> >>>
> >>>> On Apr 25, 2019, at 4:54 AM, Nadav Amit <namit@xxxxxxxxxx> wrote:
> >>>>
> >>>> VMware balloon enhancements: adding support for memory compaction,
> >>>> memory shrinker (to prevent OOM) and splitting of refused pages to
> >>>> prevent recurring inflations.
> >>>>
> >>>> Patches 1-2: Support for compaction
> >>>> Patch 3: Support for memory shrinker - disabled by default
> >>>> Patch 4: Split refused pages to improve performance
> >>>>
> >>>> v3->v4:
> >>>> * "get around to" comment [Michael]
> >>>> * Put list_add under page lock [Michael]
> >>>>
> >>>> v2->v3:
> >>>> * Fixing wrong argument type (int->size_t) [Michael]
> >>>> * Fixing a comment (it) [Michael]
> >>>> * Reinstating the BUG_ON() when page is locked [Michael]
> >>>>
> >>>> v1->v2:
> >>>> * Return number of pages in list enqueue/dequeue interfaces [Michael]
> >>>> * Removed first two patches which were already merged
> >>>>
> >>>> Nadav Amit (4):
> >>>> mm/balloon_compaction: List interfaces
> >>>> vmw_balloon: Compaction support
> >>>> vmw_balloon: Add memory shrinker
> >>>> vmw_balloon: Split refused pages
> >>>>
> >>>> drivers/misc/Kconfig | 1 +
> >>>> drivers/misc/vmw_balloon.c | 489 ++++++++++++++++++++++++++---
> >>>> include/linux/balloon_compaction.h | 4 +
> >>>> mm/balloon_compaction.c | 144 ++++++---
> >>>> 4 files changed, 553 insertions(+), 85 deletions(-)
> >>>>
> >>>> --
> >>>> 2.19.1
> >>>
> >>> Ping.
> >>
> >> Ping.
> >>
> >> Greg, did it got lost again?
> >
> >
> > I thought you needed the mm developers to ack the first patch, did that
> > ever happen?
>
> Yes. You will see Michael Tsirkinâs âAcked-by" on it.

Ah, missed that, thanks. Will queue this up after the -rc1 release is
out, can't do anything until then.

greg k-h