linux-kernel - Re: [PATCH v3 kernel 0/7] Extend virtio-balloon for fast (de)inflating & fast live migration

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Date:	Mon, 8 Aug 2016 09:15:58 -0700
From:	Dave Hansen <dave.hansen@...el.com>
To:	Liang Li <liang.z.li@...el.com>, linux-kernel@...r.kernel.org
Cc:	virtualization@...ts.linux-foundation.org, linux-mm@...ck.org,
	virtio-dev@...ts.oasis-open.org, kvm@...r.kernel.org,
	qemu-devel@...gnu.org, quintela@...hat.com, dgilbert@...hat.com
Subject: Re: [PATCH v3 kernel 0/7] Extend virtio-balloon for fast
 (de)inflating & fast live migration

On 08/07/2016 11:35 PM, Liang Li wrote:
> Dave Hansen suggested a new scheme to encode the data structure,
> because of additional complexity, it's not implemented in v3.

FWIW, I don't think it takes any additional complexity here, at least in
the guest implementation side.  The thing I suggested would just mean
explicitly calling out that there was a single bitmap instead of
implying it in the ABI.

Do you think the scheme I suggested is the way to go?