Thread (42 messages) 42 messages, 7 authors, 2017-07-12

RE: [PATCH v11 0/6] Virtio-balloon Enhancement

From: Wang, Wei W <hidden>
Date: 2017-06-09 11:18:48
Also in: kvm, lkml, qemu-devel

On Friday, June 9, 2017 6:42 PM, Wang, Wei W wrote:
To: virtio-dev@lists.oasis-open.org; linux-kernel@vger.kernel.org; qemu-
devel@nongnu.org; virtualization@lists.linux-foundation.org;
kvm@vger.kernel.org; linux-mm@kvack.org; mst@redhat.com;
david@redhat.com; Hansen, Dave [off-list ref];
cornelia.huck@de.ibm.com; akpm@linux-foundation.org;
mgorman@techsingularity.net; aarcange@redhat.com; amit.shah@redhat.com;
pbonzini@redhat.com; Wang, Wei W [off-list ref];
liliang.opensource@gmail.com
Subject: [PATCH v11 0/6] Virtio-balloon Enhancement

This patch series enhances the existing virtio-balloon with the following new
features:
1) fast ballooning: transfer ballooned pages between the guest and host in
chunks, instead of one by one; and
2) cmdq: a new virtqueue to send commands between the device and driver.
Currently, it supports commands to report memory stats (replace the old statq
mechanism) and report guest unused pages.
v10->v11 changes:
1) virtio_balloon: use vring_desc to describe a chunk;
2) virtio_ring: support to add an indirect desc table to virtqueue;
3)  virtio_balloon: use cmdq to report guest memory statistics.
Liang Li (1):
  virtio-balloon: deflate via a page list

Wei Wang (5):
  virtio-balloon: coding format cleanup
  virtio-balloon: VIRTIO_BALLOON_F_PAGE_CHUNKS
  mm: function to offer a page block on the free list
  mm: export symbol of next_zone and first_online_pgdat
  virtio-balloon: VIRTIO_BALLOON_F_CMD_VQ

 drivers/virtio/virtio_balloon.c     | 781 ++++++++++++++++++++++++++++++++--
--
 drivers/virtio/virtio_ring.c        | 120 +++++-
 include/linux/mm.h                  |   5 +
 include/linux/virtio.h              |   7 +
 include/uapi/linux/virtio_balloon.h |  14 +
 include/uapi/linux/virtio_ring.h    |   3 +
 mm/mmzone.c                         |   2 +
 mm/page_alloc.c                     |  91 +++++
 8 files changed, 950 insertions(+), 73 deletions(-)

--
2.7.4
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