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The idea of the VIRTIO_BALLOON_F_MUST_TELL_HOST feature is to let drivers skip usage of the deflate queue when leaking the balloon ("silent deflation"). Guests may benefit from silent deflate by aggressively inflating the balloon; they know that they will be able to use ballooned pages without issuing a (blocking) reques...

The idea of the VIRTIO_BALLOON_F_MUST_TELL_HOST feature is to let drivers skip usage of the deflate queue when leaking the balloon ("silent deflation"). Guests may benefit from silent deflate by aggressively inflating the balloon; they know that they will be able to use ballooned pages without issuing a (blocking) reques...

The original idea of the VIRTIO_BALLOON_F_MUST_TELL_HOST feature was to let drivers skip usage of the deflate queue when leaking the balloon ("silent deflation"). Guests may benefit from silent deflate by aggressively inflating the balloon; they know that they will be able to use ballooned pages without issuing a (blocking) reque...

Here is the series, split in two patches, with small edits and new commit messages. Paolo Bonzini (2): virtio-balloon spec: rewrite description of VIRTIO_BALLOON_F_MUST_TELL_HOST virtio-balloon spec: reintroduce "silent deflation" feature virtio-spec.lyx | 238 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 233 insertions(+), 5 deletions(-) -- 1.8.2.1

On Tue, May 28, 2013 at 07:40:18PM +0200, Paolo Bonzini wrote: > The original idea of the VIRTIO_BALLOON_F_MUST_TELL_HOST feature was to > let drivers skip usage of the deflate queue when leaking the balloon > ("silent deflation"). Guests may benefit from silent deflate by > aggressively inflating the balloon; they know that they will be able to > use ballooned pages without issuin...