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Re: [Qemu-block] [Qemu-devel] [PATCH v3 0/2] backup: Use copy offloading
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-block] [Qemu-devel] [PATCH v3 0/2] backup: Use copy offloading |
Date: |
Thu, 7 Jun 2018 13:45:27 +0100 |
User-agent: |
Mutt/1.9.5 (2018-04-13) |
On Tue, Jun 05, 2018 at 10:06:29PM +0800, Fam Zheng wrote:
> Based-on: <address@hidden>
> ([PATCH v7 00/10] qemu-img convert with copy offloading)
>
> This enhances the backup job to make use of the copy offloading API. It
> eliminates the necessity to use the bounce buffer as well as speeding up the
> copy operation when the backend supports it.
>
> v3: Don't forget coroutine_fn. [Stefan]
> Don't reset job->use_copy_range redundantly. [Stefan]
>
> v2: Use helper functions. [Stefan]
>
> Fam Zheng (2):
> block: Honour BDRV_REQ_NO_SERIALISING in copy range
> backup: Use copy offloading
>
> block/backup.c | 150 ++++++++++++++++++++++++++++++------------
> block/io.c | 6 +-
> block/trace-events | 1 +
> include/block/block.h | 5 +-
> 4 files changed, 117 insertions(+), 45 deletions(-)
>
> --
> 2.17.0
>
>
Reviewed-by: Stefan Hajnoczi <address@hidden>
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