Re: [Qemu-devel] [PATCH 3/3] block: change rollback sequence in qmp_transaction

[Eric Blake]

On 04/01/2013 04:01 AM, Wenchao Xia wrote:
>   Last operaton should be cancelled first.

s/operaton/operation/

[I don't care enough about US vs. UK to say whether canceled or
cancelled looks better]

> 
> Signed-off-by: Wenchao Xia <address@hidden>
> ---
>  blockdev.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/blockdev.c b/blockdev.c
> index 75416fb..a24d10e 100644
> --- a/blockdev.c
> +++ b/blockdev.c
> @@ -954,7 +954,7 @@ void qmp_transaction(BlockdevActionList *dev_list, Error 
> **errp)
>          dev_entry = dev_entry->next;
>  
>          states = g_malloc0(sizeof(BlkTransactionStates));
> -        QSIMPLEQ_INSERT_TAIL(&snap_bdrv_states, states, entry);
> +        QSIMPLEQ_INSERT_HEAD(&snap_bdrv_states, states, entry);

Is this a bug fix that for something that can be triggered by existing
use of the 'transaction' command even without the additions you made in
patches 1 and 2?  If so, this probably ought to come first in the
series, and you probably ought to consider enhancing the testsuite to
show why it matters.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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