2016-04-06 11:51, Jianfeng Tan: > This change is to make user code simpler. For PMDs which do not fill any > packet types, return 0 instead of -ENOTSUP as suggested by Bruce. > > Usually, users only care if the required (by ptype_mask) ptypes can be > filled by the specified PMD. If the PMD implements dev_supported_ptypes_get > func is not important. And the introduce of another return value (-ENOTSUP) > would increase the complexity of user programs to check it. > > Besides, there are ways to know if a PMD implements the func: > a. see doc/guides/nics/overview.rst. > b. use (~1) as parameter ptype_mask, then check if return 0. > > Suggested-by: Bruce Richardson <bruce.richardson at intel.com> > Signed-off-by: Jianfeng Tan <jianfeng.tan at intel.com> > Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>
Applied, thanks