[dpdk-dev] [PATCH 4/5] mbuf: add userdata pointer field

2014-09-17 Thread Richardson, Bruce
> -Original Message- > From: Neil Horman [mailto:nhorman at tuxdriver.com] > Sent: Wednesday, September 17, 2014 4:35 PM > To: Richardson, Bruce > Cc: dev at dpdk.org > Subject: Re: [dpdk-dev] [PATCH 4/5] mbuf: add userdata pointer field > > On Wed, Sep 17, 2014 at

[dpdk-dev] [PATCH 4/5] mbuf: add userdata pointer field

2014-09-17 Thread Neil Horman
On Wed, Sep 17, 2014 at 04:02:07PM +, Richardson, Bruce wrote: > > -Original Message- > > From: Neil Horman [mailto:nhorman at tuxdriver.com] > > Sent: Wednesday, September 17, 2014 4:35 PM > > To: Richardson, Bruce > > Cc: dev at dpdk.org > > Subj

[dpdk-dev] [PATCH 4/5] mbuf: add userdata pointer field

2014-09-17 Thread Neil Horman
On Wed, Sep 17, 2014 at 11:01:41AM +0100, Bruce Richardson wrote: > While some applications may store metadata about packets in the packet > mbuf headroom, this is not a workable solution for packet metadata which > is either: > * larger than the headroom (or headroom is needed for adding pkt

[dpdk-dev] [PATCH 4/5] mbuf: add userdata pointer field

2014-09-17 Thread Bruce Richardson
While some applications may store metadata about packets in the packet mbuf headroom, this is not a workable solution for packet metadata which is either: * larger than the headroom (or headroom is needed for adding pkt headers) * needs to be shared or copied among packets To support these use