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Re: [Qemu-block] [RFC PATCH 07/10] qcow2: Handle full/falloc preallocati
From: |
Eric Blake |
Subject: |
Re: [Qemu-block] [RFC PATCH 07/10] qcow2: Handle full/falloc preallocation in qcow2_create2() |
Date: |
Tue, 16 Jan 2018 13:40:42 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 |
On 01/11/2018 01:52 PM, Kevin Wolf wrote:
> Once qcow2_create2() can be called directly on an already existing node,
> we must provide the 'full' and 'falloc' preallocation modes outside of
> creating the image on the protocol layer. Fortunately, we have
> preallocated truncate now which can provide this functionality.
>
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
> block/qcow2.c | 28 +++++++++++++++++++---------
> 1 file changed, 19 insertions(+), 9 deletions(-)
>
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
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- Re: [Qemu-block] [RFC PATCH 04/10] qcow2: Pass BlockdevCreateOptions to qcow2_create2(), (continued)
[Qemu-block] [RFC PATCH 05/10] qcow2: Use BlockdevRef in qcow2_create2(), Kevin Wolf, 2018/01/11
[Qemu-block] [RFC PATCH 06/10] qcow2: Use QCryptoBlockCreateOptions in qcow2_create2(), Kevin Wolf, 2018/01/11
[Qemu-block] [RFC PATCH 07/10] qcow2: Handle full/falloc preallocation in qcow2_create2(), Kevin Wolf, 2018/01/11
- Re: [Qemu-block] [RFC PATCH 07/10] qcow2: Handle full/falloc preallocation in qcow2_create2(),
Eric Blake <=
[Qemu-block] [RFC PATCH 08/10] util: Add qemu_opts_to_qdict_filtered(), Kevin Wolf, 2018/01/11
[Qemu-block] [RFC PATCH 09/10] qcow2: Use visitor for options in qcow2_create(), Kevin Wolf, 2018/01/11
[Qemu-block] [RFC PATCH 10/10] block: x-blockdev-create QMP command, Kevin Wolf, 2018/01/11
Re: [Qemu-block] [Qemu-devel] [RFC PATCH 00/10] x-blockdev-create for qcow2, no-reply, 2018/01/11
Re: [Qemu-block] [Qemu-devel] [RFC PATCH 00/10] x-blockdev-create for qcow2, no-reply, 2018/01/11
Re: [Qemu-block] [RFC PATCH 00/10] x-blockdev-create for qcow2, Kevin Wolf, 2018/01/16