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Re: [Qemu-devel] [PATCH v4 03/11] block: allow serialized reads to inter
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-devel] [PATCH v4 03/11] block: allow serialized reads to intersect |
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Date: |
Tue, 6 Nov 2018 18:57:20 +0100 |
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User-agent: |
Mutt/1.10.1 (2018-07-13) |
Am 15.10.2018 um 18:06 hat Vladimir Sementsov-Ogievskiy geschrieben:
> Otherwise, if we have serialized read-part in copy_range from backing
> file to its parent if CoW take place, this CoW's sub-reads will
> intersect with firstly created serialized read request.
>
> Anyway, reads should not influence on disk view, let's allow them to
> intersect.
>
> Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
What about reads that internally trigger writes, such as copy-on-read?
Kevin
- Re: [Qemu-devel] [PATCH v4 03/11] block: allow serialized reads to intersect,
Kevin Wolf <=