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Re: [Qemu-block] [PATCH v12 05/16] block: Set "share-rw" flag in drive-b
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From: |
Max Reitz |
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Subject: |
Re: [Qemu-block] [PATCH v12 05/16] block: Set "share-rw" flag in drive-backup when sync=none |
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Date: |
Sun, 5 Feb 2017 22:57:12 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 |
On 23.01.2017 13:30, Fam Zheng wrote:
> In this case we may open the source's backing image chain multiple
> times. Setting share flag means the new open won't try to acquire or
> check any lock, once we implement image locking.
>
> Signed-off-by: Fam Zheng <address@hidden>
> ---
> blockdev.c | 3 +++
> 1 file changed, 3 insertions(+)
Reviewed-by: Max Reitz <address@hidden>
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