From: "Michael S. Tsirkin" <mst@redhat.com>
To: Wei Wang <wei.w.wang@intel.com>
Cc: "virtio-dev@lists.oasis-open.org"
<virtio-dev@lists.oasis-open.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
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"yang.zhang.wz@gmail.com" <yang.zhang.wz@gmail.com>,
"quan.xu0@gmail.com" <quan.xu0@gmail.com>,
"nilal@redhat.com" <nilal@redhat.com>,
"riel@redhat.com" <riel@redhat.com>
Subject: Re: [virtio-dev] Re: [PATCH v25 2/2] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT
Date: Thu, 1 Feb 2018 18:03:52 +0200 [thread overview]
Message-ID: <20180201175115-mutt-send-email-mst@kernel.org> (raw)
In-Reply-To: <5A72E13A.9030701@intel.com>
On Thu, Feb 01, 2018 at 05:43:22PM +0800, Wei Wang wrote:
> 3) Hints means the pages are quite likely to be free pages (no guarantee).
> If the pages given to host are going to be freed, then we really couldn't
> call them hints, they are true free pages. Ballooning needs true free pages,
> while live migration needs hints, would you agree with this?
It's an interesting point, I'm convinced by it.
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MST
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next prev parent reply other threads:[~2018-02-01 16:04 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-25 9:14 [PATCH v25 0/2] Virtio-balloon: support free page reporting Wei Wang
2018-01-25 9:14 ` [PATCH v25 1/2] mm: support reporting free page blocks Wei Wang
2018-01-25 13:46 ` Michael S. Tsirkin
2018-01-25 9:14 ` [PATCH v25 2/2] virtio-balloon: VIRTIO_BALLOON_F_FREE_PAGE_HINT Wei Wang
2018-01-25 13:49 ` Michael S. Tsirkin
2018-01-26 1:40 ` [virtio-dev] " Wei Wang
2018-01-26 2:42 ` Michael S. Tsirkin
2018-01-26 3:31 ` Wei Wang
2018-01-26 13:35 ` Tetsuo Handa
2018-01-30 23:44 ` Michael S. Tsirkin
2018-02-01 9:43 ` Wei Wang
2018-02-01 16:03 ` Michael S. Tsirkin [this message]
2018-02-01 19:15 ` [PATCH v25 0/2] Virtio-balloon: support free page reporting Michael S. Tsirkin
2018-02-02 12:48 ` Wei Wang
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