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Re: [Qemu-devel] [PATCH 06/27] block/parallels: provide _co_readv routin
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH 06/27] block/parallels: provide _co_readv routine for parallels format driver |
Date: |
Mon, 18 May 2015 17:12:54 +0100 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Tue, Apr 28, 2015 at 10:46:39AM +0300, Denis V. Lunev wrote:
> Main approach is taken from qcow2_co_readv.
>
> The patch drops coroutine lock for the duration of IO operation and
> peforms normal scatter-gather IO using standard QEMU backend.
>
> The patch also adds comment about locking considerations in the driver.
>
> Signed-off-by: Denis V. Lunev <address@hidden>
> CC: Roman Kagan <address@hidden>
> CC: Kevin Wolf <address@hidden>
> CC: Stefan Hajnoczi <address@hidden>
> ---
> block/parallels.c | 54 +++++++++++++++++++++++++++++++++---------------------
> 1 file changed, 33 insertions(+), 21 deletions(-)
Reviewed-by: Stefan Hajnoczi <address@hidden>
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Stefan Hajnoczi <=