Re: [PATCH v9 5/7] multifd: multifd_send_sync_main now returns negative on error

["Daniel P. Berrangé" <berrange@redhat.com>]

On Mon, Apr 25, 2022 at 06:50:54PM -0300, Leonardo Bras wrote:
> Even though multifd_send_sync_main() currently emits error_reports, it's
> callers don't really check it before continuing.
> 
> Change multifd_send_sync_main() to return -1 on error and 0 on success.
> Also change all it's callers to make use of this change and possibly fail
> earlier.
> 
> (This change is important to next patch on  multifd zero copy
> implementation, to make it sure an error in zero-copy flush does not go
> unnoticed.
> 
> Signed-off-by: Leonardo Bras <leobras@redhat.com>
> ---
>  migration/multifd.h |  2 +-
>  migration/multifd.c | 10 ++++++----
>  migration/ram.c     | 29 ++++++++++++++++++++++-------
>  3 files changed, 29 insertions(+), 12 deletions(-)

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

With regards,
Daniel
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