From: Max Reitz <mreitz@redhat.com>
To: John Snow <jsnow@redhat.com>,
qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: Fam Zheng <fam@euphon.net>, Kevin Wolf <kwolf@redhat.com>,
vsementsov@virtuozzo.com, Juan Quintela <quintela@redhat.com>,
Wen Congyang <wencongyang2@huawei.com>,
Xie Changlong <xiechanglong.d@gmail.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
Markus Armbruster <armbru@redhat.com>,
Stefan Hajnoczi <stefanha@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v3 06/18] block/backup: add 'never' policy to bitmap sync mode
Date: Tue, 9 Jul 2019 20:38:43 +0200 [thread overview]
Message-ID: <b4f03409-27aa-9d99-b44c-e9c0f44cb986@redhat.com> (raw)
In-Reply-To: <20190705201631.26266-7-jsnow@redhat.com>
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On 05.07.19 22:16, John Snow wrote:
> This adds a "never" policy for bitmap synchronization. Regardless of if
> the job succeeds or fails, we never update the bitmap. This can be used
> to perform differential backups, or simply to avoid the job modifying a
> bitmap.
>
> Signed-off-by: John Snow <jsnow@redhat.com>
> ---
> block/backup.c | 7 +++++--
> qapi/block-core.json | 5 ++++-
> 2 files changed, 9 insertions(+), 3 deletions(-)
Reviewed-by: Max Reitz <mreitz@redhat.com>
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next prev parent reply other threads:[~2019-07-09 18:43 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-05 20:16 [Qemu-devel] [PATCH v3 00/18] bitmaps: introduce 'bitmap' sync mode John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 01/18] qapi/block-core: Introduce BackupCommon John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 02/18] drive-backup: create do_backup_common John Snow
2019-07-09 18:28 ` Max Reitz
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 03/18] blockdev-backup: utilize do_backup_common John Snow
2019-07-09 18:33 ` Max Reitz
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 04/18] qapi: add BitmapSyncMode enum John Snow
2019-07-09 18:34 ` Max Reitz
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 05/18] block/backup: Add mirror sync mode 'bitmap' John Snow
2019-07-09 18:38 ` Max Reitz
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 06/18] block/backup: add 'never' policy to bitmap sync mode John Snow
2019-07-09 18:38 ` Max Reitz [this message]
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 07/18] hbitmap: Fix merge when b is empty, and result is not an alias of a John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 08/18] hbitmap: enable merging across granularities John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 09/18] block/dirty-bitmap: add bdrv_dirty_bitmap_merge_internal John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 10/18] block/dirty-bitmap: add bdrv_dirty_bitmap_get John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 11/18] block/backup: upgrade copy_bitmap to BdrvDirtyBitmap John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 12/18] block/backup: add 'always' bitmap sync policy John Snow
2019-07-09 18:46 ` Max Reitz
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 13/18] iotests: add testing shim for script-style python tests John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 14/18] iotests: teach run_job to cancel pending jobs John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 15/18] iotests: teach FilePath to produce multiple paths John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 16/18] iotests: Add virtio-scsi device helper John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 17/18] iotests: add test 257 for bitmap-mode backups John Snow
2019-07-09 18:49 ` Max Reitz
2019-07-09 23:14 ` John Snow
2019-07-05 20:16 ` [Qemu-devel] [PATCH v3 18/18] block/backup: loosen restriction on readonly bitmaps John Snow
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