qemu-block
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-block] [PATCH v2 1/6] block/dirty-bitmap: add recording and bu


From: Eric Blake
Subject: Re: [Qemu-block] [PATCH v2 1/6] block/dirty-bitmap: add recording and busy properties
Date: Wed, 13 Feb 2019 20:54:38 -0600
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0

On 2/13/19 5:23 PM, John Snow wrote:
> The current API allows us to report a single status, which we've defined as:
> 
> Frozen: has a successor, treated as qmp_locked, may or may not be enabled.
> Locked: no successor, qmp_locked. may or may not be enabled.
> Disabled: Not frozen or locked, disabled.
> Active: Not frozen, locked, or disabled.
> 
> The problem is that both "Frozen" and "Locked" mean nearly the same thing,
> and that both of them do not intuit whether they are recording guest writes
> or not.
> 
> This patch deprecates that status field and introduces two orthogonal
> properties instead to replace it.
> 
> Signed-off-by: John Snow <address@hidden>
> ---
>  block/dirty-bitmap.c       |  9 +++++++++
>  qapi/block-core.json       | 10 +++++++++-
>  qemu-deprecated.texi       |  6 ++++++
>  tests/qemu-iotests/236.out | 28 ++++++++++++++++++++++++++++
>  4 files changed, 52 insertions(+), 1 deletion(-)

Reviewed-by: Eric Blake <address@hidden>

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org

Attachment: signature.asc
Description: OpenPGP digital signature


reply via email to

[Prev in Thread] Current Thread [Next in Thread]