[dpdk-dev] [PATCH v7 0/8] implement packed virtqueues

Maxime Coquelin maxime.coquelin at redhat.com
Thu Oct 4 15:59:03 CEST 2018


Hi Jens,

On 10/03/2018 03:11 PM, Jens Freimann wrote:
> To support out-of-order processing I used the vq_desc_extra struct to
> add a .next field and use it as a list for managing descriptors. This
> seemed to add less complexity to the code than adding a new data
> structure to use as a list for packed queue descriptors.

Looking at the series, I don't see a specific path when in-order has
been negotiated. Is it intended?
Wouldn't we save some cache misses when assuming packets are processed
in-order?

Maxime


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