From: John Snow <jsnow@redhat.com>
To: Markus Armbruster <armbru@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Fam Zheng <famz@redhat.com>,
Jeff Cody <jcody@redhat.com>,
qemu-devel@nongnu.org, Max Reitz <mreitz@redhat.com>,
vsementsov@parallels.com, stefanha@redhat.com
Subject: Re: [Qemu-devel] [PATCH v7 11/14] block/backup: support block job transactions
Date: Fri, 25 Sep 2015 12:05:51 -0400 [thread overview]
Message-ID: <560570DF.9040703@redhat.com> (raw)
In-Reply-To: <877fnguxzv.fsf@blackfin.pond.sub.org>
On 09/24/2015 02:34 AM, Markus Armbruster wrote:
> John Snow <jsnow@redhat.com> writes:
>
> [...]
>> Oh, I see: you're saying ...
>>
>> each action fetches the property, and if it's true, fail (for 2.5, at
>> least) with e.g. a message saying "This property is not [yet?] supported
>> for this action"
>
> Yes.
>
>> That's simple. I always overcomplicate everything ...
>
> Simple solutions become simple only once you've thought of them :)
>
I authored a quick RFC to illustrate what this solution might look like.
--js
next prev parent reply other threads:[~2015-09-25 16:10 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-22 2:46 [Qemu-devel] [PATCH v7 00/14] block: incremental backup transactions using BlockJobTxn Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 01/14] qapi: Add transaction support to block-dirty-bitmap operations Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 02/14] iotests: add transactional incremental backup test Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 03/14] block: rename BlkTransactionState and BdrvActionOps Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 04/14] backup: Extract dirty bitmap handling as a separate function Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 05/14] blockjob: Introduce reference count Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 06/14] blockjob: Add .commit and .abort block job actions Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 07/14] blockjob: Add "completed" and "ret" in BlockJob Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 08/14] blockjob: Simplify block_job_finish_sync Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 09/14] block: Add block job transactions Fam Zheng
2015-09-22 19:09 ` John Snow
2015-09-24 8:29 ` Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 10/14] blockdev: make BlockJobTxn available to qmp 'transaction' Fam Zheng
2015-09-22 19:13 ` John Snow
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 11/14] block/backup: support block job transactions Fam Zheng
2015-09-22 16:03 ` Eric Blake
2015-09-22 21:08 ` John Snow
2015-09-22 22:34 ` Eric Blake
2015-09-22 23:27 ` John Snow
2015-09-23 11:09 ` Markus Armbruster
2015-09-23 16:14 ` John Snow
2015-09-24 6:34 ` Markus Armbruster
2015-09-25 16:05 ` John Snow [this message]
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 12/14] iotests: 124 - transactional failure test Fam Zheng
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 13/14] qmp-commands.hx: Update the supported 'transaction' operations Fam Zheng
2015-09-30 18:56 ` John Snow
2015-10-01 10:57 ` Kashyap Chamarthy
2015-09-22 2:46 ` [Qemu-devel] [PATCH v7 14/14] tests: add BlockJobTxn unit test Fam Zheng
2015-09-22 23:33 ` John Snow
2015-09-22 20:48 ` [Qemu-devel] [PATCH v7 00/14] block: incremental backup transactions using BlockJobTxn John Snow
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