From: "Yan, Zhirun" <zhirun.yan@intel.com>
To: "Zhang, Qi Z" <qi.z.zhang@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v6 3/3] doc: update queue number per vf for i40e
Date: Wed, 19 Dec 2018 01:33:05 +0000 [thread overview]
Message-ID: <2F9759EBFF61914290A3BA61BDBE2C860B9DCA50@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <039ED4275CED7440929022BC67E7061153302073@SHSMSX103.ccr.corp.intel.com>
> -----Original Message-----
> From: Zhang, Qi Z
> Sent: Tuesday, December 18, 2018 9:00 PM
> To: Yan, Zhirun <zhirun.yan@intel.com>; dev@dpdk.org
> Subject: RE: [PATCH v6 3/3] doc: update queue number per vf for i40e
>
>
>
> > -----Original Message-----
> > From: Yan, Zhirun
> > Sent: Wednesday, December 19, 2018 12:10 AM
> > To: dev@dpdk.org; Zhang, Qi Z <qi.z.zhang@intel.com>
> > Cc: Yan, Zhirun <zhirun.yan@intel.com>
> > Subject: [PATCH v6 3/3] doc: update queue number per vf for i40e
> >
> > Updated the doc and release notes on the support for requesting more
> queues.
>
> Please fix the warning due to exceed 75 chars
>
> >
> > Signed-off-by: Zhirun Yan <zhirun.yan@intel.com>
> > ---
> > doc/guides/nics/i40e.rst | 16 +++++++++-------
> > doc/guides/rel_notes/release_19_02.rst | 8 ++++++++
> > 2 files changed, 17 insertions(+), 7 deletions(-)
> >
> > diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index
> > bfacbd117..70143d6a0 100644
> > --- a/doc/guides/nics/i40e.rst
> > +++ b/doc/guides/nics/i40e.rst
> > @@ -129,13 +129,15 @@ Please note that enabling debugging options may
> > affect system performance.
> > Runtime Config Options
> > ~~~~~~~~~~~~~~~~~~~~~~
> >
> > -- ``Number of Queues per VF`` (default ``4``)
> > -
> > - The number of queue per VF is determined by its host PF. If the PCI
> > address
> > - of an i40e PF is aaaa:bb.cc, the number of queues per VF can be
> > configured
> > - with EAL parameter like -w aaaa:bb.cc,queue-num-per-vf=n. The value
> > n can be
> > - 1, 2, 4, 8 or 16. If no such parameter is configured, the number of
> > queues
> > - per VF is 4 by default.
> > +- ``Reserved number of Queues per VF`` (default ``4``)
> > +
> > + The number of reserved queue per VF is determined by its host PF.
> > + If the PCI address of an i40e PF is aaaa:bb.cc, the number of
> > + reserved queues per VF can be configured with EAL parameter like -w
> > aaaa:bb.cc,queue-num-per-vf=n.
> > + The value n can be 1, 2, 4, 8 or 16. If no such parameter is
> > + configured, the number of reserved queues per VF is 4 by default.
> > + If VF request more than reserved queues per VF, PF will able to
> > + allocate max to 16 queues after a VF reset.
> >
> > - ``Support multiple driver`` (default ``disable``)
> >
> > diff --git a/doc/guides/rel_notes/release_19_02.rst
> > b/doc/guides/rel_notes/release_19_02.rst
> > index e86ef9511..f99443cfa 100644
> > --- a/doc/guides/rel_notes/release_19_02.rst
> > +++ b/doc/guides/rel_notes/release_19_02.rst
> > @@ -60,6 +60,14 @@ New Features
> > * Added the handler to get firmware version string.
> > * Added support for multicast filtering.
> >
> > +* **Support dynamic queues allocation for VF.**
>
> I think you need to specify this is for i40e.
>
> Base on previous release note. It's better to follow the style like "Added ..."
> So It could be "Added dynamic queues allocation support for i40e VF".
>
Yes, I will modify it in next version.
> > +
> > + Previously, available queues of VF is reserved by PF at initialize stage.
> > + Now both DPDK PF and Kernel PF (>=2.1.14) will support dynamic
> > + queue allocation. At runtime, when VF request more queue number
> > + exceed the initial reserved amount, PF can allocate up to 16 queues
> > + as the request after a VF reset.
> > +
>
>
> >
> > Removed Items
> > -------------
> > --
> > 2.17.1
next prev parent reply other threads:[~2018-12-19 1:33 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-28 16:58 [dpdk-dev] [PATCH v2 0/2] Support request more queues Zhirun Yan
2018-11-28 16:58 ` [dpdk-dev] [PATCH v2 1/2] net/i40e: support VF " Zhirun Yan
2018-11-28 16:58 ` [dpdk-dev] [PATCH v2 2/2] net/i40e: support PF respond " Zhirun Yan
2018-12-13 14:05 ` [dpdk-dev] [PATCH v3 0/2] Support " Zhirun Yan
2018-12-13 14:05 ` [dpdk-dev] [PATCH v3 1/2] net/i40e: support VF " Zhirun Yan
2018-12-13 8:26 ` David Marchand
2018-12-14 3:17 ` Yan, Zhirun
2018-12-13 10:49 ` Zhang, Qi Z
2018-12-14 3:22 ` Yan, Zhirun
2018-12-13 14:05 ` [dpdk-dev] [PATCH v3 2/2] net/i40e: support PF respond " Zhirun Yan
2018-12-14 14:37 ` [dpdk-dev] [PATCH v4 0/2] Support " Zhirun Yan
2018-12-14 14:37 ` [dpdk-dev] [PATCH v4 1/2] net/i40e: support VF " Zhirun Yan
2018-12-14 11:59 ` Zhang, Qi Z
2018-12-17 3:12 ` Yan, Zhirun
2018-12-14 14:37 ` [dpdk-dev] [PATCH v4 2/2] net/i40e: support PF respond " Zhirun Yan
2018-12-17 11:10 ` [dpdk-dev] [PATCH v5 0/2] Support " Zhirun Yan
2018-12-17 5:31 ` Zhang, Qi Z
2018-12-17 11:10 ` [dpdk-dev] [PATCH v5 1/2] net/i40e: support VF " Zhirun Yan
2018-12-17 14:28 ` Ferruh Yigit
2018-12-18 1:44 ` Zhang, Qi Z
2018-12-17 14:31 ` Ferruh Yigit
2018-12-17 11:10 ` [dpdk-dev] [PATCH v5 2/2] net/i40e: support PF respond " Zhirun Yan
2018-12-17 14:26 ` Ferruh Yigit
2018-12-18 16:09 ` [dpdk-dev] [PATCH v6 0/3] Support " Zhirun Yan
2018-12-18 16:09 ` [dpdk-dev] [PATCH v6 1/3] net/i40e: support VF " Zhirun Yan
2018-12-18 12:44 ` Zhang, Qi Z
2018-12-19 1:34 ` Yan, Zhirun
2018-12-18 16:09 ` [dpdk-dev] [PATCH v6 2/3] net/i40e: support PF respond " Zhirun Yan
2018-12-18 16:09 ` [dpdk-dev] [PATCH v6 3/3] doc: update queue number per vf for i40e Zhirun Yan
2018-12-18 12:59 ` Zhang, Qi Z
2018-12-19 1:33 ` Yan, Zhirun [this message]
2018-12-19 13:08 ` [dpdk-dev] [PATCH v7 0/3] Support request more queues Zhirun Yan
2018-12-19 13:08 ` [dpdk-dev] [PATCH v7 1/3] net/i40e: support VF " Zhirun Yan
2018-12-19 13:08 ` [dpdk-dev] [PATCH v7 2/3] net/i40e: support PF respond " Zhirun Yan
2018-12-19 13:08 ` [dpdk-dev] [PATCH v7 3/3] doc: update queue number per vf for i40e Zhirun Yan
2018-12-19 13:37 ` [dpdk-dev] [PATCH v8 0/3] Support request more queues Zhirun Yan
2018-12-19 13:37 ` [dpdk-dev] [PATCH v8 1/3] net/i40e: support VF " Zhirun Yan
2018-12-19 13:37 ` [dpdk-dev] [PATCH v8 2/3] net/i40e: support PF respond " Zhirun Yan
2018-12-19 13:37 ` [dpdk-dev] [PATCH v8 3/3] doc: update queue number per vf for i40e Zhirun Yan
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