[dpdk-dev] [PATCH] e1000: fix the issue of wrongly reporting descriptor done

2015-07-30 10:39, Wenzhuo Lu: > Header buffer address for header split will be filled with the physical > address for DMA, which is actually not needed at all, as header split > hasn't been supported. Hardware requires the least bit of header address > which is 'Descriptor Done' bit when write back

[dpdk-dev] [PATCH] e1000: fix the issue of wrongly reporting descriptor done

Header buffer address for header split will be filled with the physical address for DMA, which is actually not needed at all, as header split hasn't been supported. Hardware requires the least bit of header address which is 'Descriptor Done' bit when write back should be set to 0 by driver. The iss