Re: [Qemu-devel] [PATCH 08/25] migration (outgoing): add error propagation for all protocols

[Markus Armbruster]

Paolo Bonzini <address@hidden> writes:

> Il 17/10/2012 16:43, Markus Armbruster ha scritto:
>>> > Error propagation is already there for socket backends, even though
>>> > it is (and remains) incomplete because no Error is passed to the
>>> > NonBlockingConnectHandler.
>> Why is that a problem?
>
> It means that the exact error message still cannot be sent to the user
> if the OS reports it asynchronously via SO_ERROR.  If
> NonBlockingConnectHandler received an Error**, we could for example
> report the error class and/or message via a new field of the
> query-migration command even if it is reported asynchronously.

First time you mention the problem in a commit message could use a
variant of this explanation.