[dpdk-dev] [PATCH v3 0/2] i40e: Enlarge the number of supported queues
Zhang, Helin
helin.zhang at intel.com
Thu Nov 5 01:39:23 CET 2015
> -----Original Message-----
> From: Traynor, Kevin
> Sent: Wednesday, November 4, 2015 10:54 PM
> To: Zhang, Helin; dev at dpdk.org
> Subject: RE: [dpdk-dev] [PATCH v3 0/2] i40e: Enlarge the number of supported
> queues
>
> > -----Original Message-----
> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Helin Zhang
> > Sent: Tuesday, November 3, 2015 3:40 PM
> > To: dev at dpdk.org
> > Subject: [dpdk-dev] [PATCH v3 0/2] i40e: Enlarge the number of
> > supported queues
> >
> > It enlarges the number of supported queues to hardware allowed
> > maximum. There was a software limitation of 64 per physical port which is not
> reasonable.
>
> Hi Helin,
>
> Is the layout of the queues and how
> CONFIG_RTE_LIBRTE_I40E_QUEUE_NUM_PER_PF
> affects them documented?
Its name is quite straight forward, this is the number of queue user allowed in a PF.
>
> I'm wondering if I increase CONFIG_RTE_LIBRTE_I40E_QUEUE_NUM_PER_PF to
> more than 64 queue, will they be contiguous? For example, if I increase to 128
> will I be able to use queues 0-127, or there will there be gaps for queues
> reserved for VMDQ etc.
0 is reserved for FD, so 1-128 is for your case.
Regards,
Helin
>
> Kevin.
>
> >
> > v2 changes:
> > Fixed issues of using wrong configured number of VF queues.
> >
> > v3 changes:
> > Updated release notes.
> >
> > Helin Zhang (2):
> > i40e: adjust the number of queues for RSS
> > i40e: Enlarge the number of supported queues
> >
> > config/common_bsdapp | 3 +-
> > config/common_linuxapp | 3 +-
> > doc/guides/rel_notes/deprecation.rst | 5 --
> > doc/guides/rel_notes/release_2_2.rst | 12 +++
> > drivers/net/i40e/i40e_ethdev.c | 146
> +++++++++++++++------------------
> > --
> > drivers/net/i40e/i40e_ethdev.h | 8 ++
> > drivers/net/i40e/i40e_ethdev_vf.c | 2 +-
> > 7 files changed, 86 insertions(+), 93 deletions(-)
> >
> > --
> > 1.9.3
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