From: Kevin Wolf <kwolf@redhat.com>
To: Vasiliy Tolstov <v.tolstov@selfip.ru>
Cc: mreitz@redhat.com, qemu-devel@nongnu.org, qemu-block@nongnu.org,
"Denis V. Lunev" <den-lists@parallels.com>
Subject: Re: [Qemu-devel] [Qemu-block] [PATCH 00/10] qcow2: Implement image locking
Date: Mon, 11 Jan 2016 17:25:03 +0100 [thread overview]
Message-ID: <20160111162503.GH9454@noname.redhat.com> (raw)
In-Reply-To: <CACaajQtBAfQgdbYLN0nLSmVcKxBYf-myJrCsfw7+SYSgv4m=nw@mail.gmail.com>
Am 23.12.2015 um 16:11 hat Vasiliy Tolstov geschrieben:
> 2015-12-23 18:08 GMT+03:00 Denis V. Lunev <den-lists@parallels.com>:
> > you should do this by asking running QEMU not by
> > qemu-img, which is badly wrong.
> >
> > Den
>
>
> Ok, if this is possible via qmp/hmp qemu, no problem.
It's not only possible, but it's the only correct way. If you use
qemu-img, you're bound to corrupt your images sooner or later. This is
exactly what this series wants to protect you against.
Kevin
next prev parent reply other threads:[~2016-01-11 16:25 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-22 16:46 [Qemu-devel] [PATCH 00/10] qcow2: Implement image locking Kevin Wolf
2015-12-22 16:46 ` [Qemu-devel] [PATCH 01/10] qcow2: Write feature table only for v3 images Kevin Wolf
2015-12-22 20:20 ` Eric Blake
2016-01-11 15:20 ` Kevin Wolf
2015-12-22 16:46 ` [Qemu-devel] [PATCH 02/10] qcow2: Write full header on image creation Kevin Wolf
2015-12-22 20:25 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 03/10] block: Assert no write requests under BDRV_O_INCOMING Kevin Wolf
2015-12-22 20:27 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 04/10] block: Fix error path in bdrv_invalidate_cache() Kevin Wolf
2015-12-22 20:31 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 05/10] block: Inactivate BDS when migration completes Kevin Wolf
2015-12-22 20:43 ` Eric Blake
2016-01-05 20:21 ` [Qemu-devel] [Qemu-block] " John Snow
2016-01-13 14:25 ` Kevin Wolf
2016-01-13 16:35 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 06/10] qemu-img: Prepare for locked images Kevin Wolf
2015-12-22 16:57 ` Daniel P. Berrange
2015-12-22 17:00 ` Kevin Wolf
2015-12-22 21:06 ` Eric Blake
2016-01-11 15:49 ` Markus Armbruster
2016-01-11 16:05 ` Kevin Wolf
2016-01-12 15:20 ` Markus Armbruster
2016-01-12 17:36 ` Kevin Wolf
2016-01-13 8:44 ` Markus Armbruster
2016-01-13 14:19 ` Kevin Wolf
2016-01-14 13:07 ` Markus Armbruster
2016-01-14 14:19 ` Kevin Wolf
2016-01-11 16:22 ` Kevin Wolf
2015-12-22 21:41 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 07/10] qcow2: Implement .bdrv_inactivate Kevin Wolf
2015-12-22 21:17 ` Eric Blake
2016-01-11 15:34 ` Kevin Wolf
2015-12-22 16:46 ` [Qemu-devel] [PATCH 08/10] qcow2: Fix BDRV_O_INCOMING handling in qcow2_invalidate_cache() Kevin Wolf
2015-12-22 21:22 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 09/10] qcow2: Make image inaccessible after failed qcow2_invalidate_cache() Kevin Wolf
2015-12-22 21:24 ` Eric Blake
2015-12-22 16:46 ` [Qemu-devel] [PATCH 10/10] qcow2: Add image locking Kevin Wolf
2015-12-22 22:04 ` Eric Blake
2015-12-23 3:14 ` [Qemu-devel] [PATCH 00/10] qcow2: Implement " Fam Zheng
2015-12-23 7:35 ` [Qemu-devel] [Qemu-block] " Denis V. Lunev
2015-12-23 7:46 ` [Qemu-devel] [PATCH RFC 0/5] generic image locking and crash recovery Denis V. Lunev
2015-12-23 7:46 ` [Qemu-devel] [PATCH 1/5] block: added lock image option and callback Denis V. Lunev
2015-12-23 23:48 ` Eric Blake
2016-01-11 17:31 ` Kevin Wolf
2016-01-11 17:58 ` Daniel P. Berrange
2016-01-11 18:35 ` Kevin Wolf
2016-01-13 8:52 ` Markus Armbruster
2016-01-13 9:12 ` Denis V. Lunev
2016-01-13 9:50 ` Daniel P. Berrange
2016-01-13 9:51 ` Daniel P. Berrange
2016-01-12 5:38 ` Denis V. Lunev
2016-01-12 10:10 ` Kevin Wolf
2016-01-12 11:33 ` Fam Zheng
2016-01-12 12:24 ` Denis V. Lunev
2016-01-12 12:28 ` Kevin Wolf
2016-01-12 13:17 ` Fam Zheng
2016-01-12 13:24 ` Daniel P. Berrange
2016-01-13 0:08 ` Fam Zheng
2016-01-12 15:59 ` Denis V. Lunev
2016-01-13 0:10 ` Fam Zheng
2016-01-13 16:44 ` Eric Blake
2016-01-14 7:23 ` Denis V. Lunev
2015-12-23 7:46 ` [Qemu-devel] [PATCH 2/5] block: implemented bdrv_lock_image for raw file Denis V. Lunev
2015-12-23 12:40 ` Daniel P. Berrange
2015-12-23 7:46 ` [Qemu-devel] [PATCH 3/5] block: added check image option and callback bdrv_is_opened_unclean Denis V. Lunev
2015-12-23 9:09 ` Fam Zheng
2015-12-23 9:14 ` Denis V. Lunev
2015-12-23 7:46 ` [Qemu-devel] [PATCH 4/5] qcow2: implemented bdrv_is_opened_unclean Denis V. Lunev
2016-01-11 17:37 ` Kevin Wolf
2015-12-23 7:46 ` [Qemu-devel] [PATCH 5/5] block/paralels: added paralles implementation for bdrv_is_opened_unclean Denis V. Lunev
2015-12-23 8:09 ` [Qemu-devel] [PATCH RFC 0/5] generic image locking and crash recovery Fam Zheng
2015-12-23 8:36 ` Denis V. Lunev
2015-12-23 10:47 ` [Qemu-devel] [PATCH 00/10] qcow2: Implement image locking Daniel P. Berrange
2015-12-23 12:15 ` [Qemu-devel] [Qemu-block] " Roman Kagan
2015-12-23 12:29 ` Daniel P. Berrange
2015-12-23 12:41 ` Denis V. Lunev
2015-12-23 12:46 ` Daniel P. Berrange
2015-12-23 12:34 ` Daniel P. Berrange
2015-12-23 12:47 ` Denis V. Lunev
2015-12-23 12:56 ` Daniel P. Berrange
2016-01-11 17:14 ` [Qemu-devel] " Kevin Wolf
2016-01-11 17:54 ` Daniel P. Berrange
2016-01-13 8:56 ` Markus Armbruster
2016-01-13 9:11 ` [Qemu-devel] [Qemu-block] " Denis V. Lunev
2015-12-23 23:19 ` [Qemu-devel] " Max Reitz
2015-12-24 5:41 ` [Qemu-devel] [Qemu-block] " Denis V. Lunev
2015-12-24 5:42 ` Denis V. Lunev
2016-01-04 17:02 ` Max Reitz
2016-01-11 16:47 ` Kevin Wolf
2016-01-11 17:56 ` Daniel P. Berrange
2015-12-23 14:57 ` [Qemu-devel] " Vasiliy Tolstov
2015-12-23 15:08 ` [Qemu-devel] [Qemu-block] " Denis V. Lunev
2015-12-23 15:11 ` Vasiliy Tolstov
2016-01-11 16:25 ` Kevin Wolf [this message]
2015-12-23 15:09 ` Denis V. Lunev
2015-12-24 5:43 ` Denis V. Lunev
2016-01-11 16:33 ` Kevin Wolf
2016-01-11 16:38 ` Denis V. Lunev
2016-01-14 14:01 ` Max Reitz
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160111162503.GH9454@noname.redhat.com \
--to=kwolf@redhat.com \
--cc=den-lists@parallels.com \
--cc=mreitz@redhat.com \
--cc=qemu-block@nongnu.org \
--cc=qemu-devel@nongnu.org \
--cc=v.tolstov@selfip.ru \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).