Re: [PATCH v5 18/24] util: fix interleaving of error prefixes

Daniel P. Berrangé <[email protected]> writes:

> The vreport() function will optionally emit an prefix for error
> messages which is output to stderr incrementally. In the event
> that two vreport() calls execute concurrently, there is a risk
> that the prefix output will interleave. To address this it is
> required to take a lock on 'stderr' when outputting errors.
>
> Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
> Reviewed-by: Richard Henderson <[email protected]>
> Signed-off-by: Daniel P. Berrangé <[email protected]>

Reported-by: Markus Armbruster <[email protected]>
Reviewed-by: Markus Armbruster <[email protected]>