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Re: [Qemu-devel] [PATCH v2 1/6] block: Fix unpaired aio_disable_external
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-devel] [PATCH v2 1/6] block: Fix unpaired aio_disable_external in external snapshot |
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Date: |
Fri, 7 Apr 2017 14:23:58 +0100 |
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User-agent: |
Mutt/1.8.0 (2017-02-23) |
On Fri, Apr 07, 2017 at 02:54:09PM +0800, Fam Zheng wrote:
> bdrv_replace_child_noperm tries to hand over the quiesce_counter state
> from old bs to the new one, but if they are not on the same aio context
> this causes unbalance.
>
> Fix this by setting the correct aio context before calling
> bdrv_append().
>
> Reported-by: Ed Swierk <address@hidden>
> Reviewed-by: Eric Blake <address@hidden>
> Signed-off-by: Fam Zheng <address@hidden>
> ---
> blockdev.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Reviewed-by: Stefan Hajnoczi <address@hidden>
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