[dpdk-dev] [PATCH] vhost: change mbuf allocation logs to debug

[Legacy, Allain]

> -----Original Message-----
> From: Yuanhan Liu [mailto:yuanhan.liu at linux.intel.com]
> Sent: Tuesday, March 28, 2017 2:49 AM
<...>
> > In order to prevent this condition, but
> > still enable debugging, the logs are being changed to debug logs to ensure
> > they are not emitted unless the CONFIG_RTE_LIBRTE_VHOST_DEBUG
> option is
> > enabled.
> 
> That basically means you will never see them in real life. I'm suggesting
> to add a new log API, RTE_LOG_ONCE. Sounds good?


Rather than a log what is really needed here is a stat/counter, but this library does not have the infrastructure in place to support reporting datapath errors via stats back to the application.  Are there any plans to add a stats infrastructure or a desired design for what that would look like?