From: "Zhang, Qi Z" <qi.z.zhang@intel.com>
To: "Yan, Zhirun" <zhirun.yan@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: Tue, 18 Dec 2018 12:59:41 +0000 [thread overview]
Message-ID: <039ED4275CED7440929022BC67E7061153302073@SHSMSX103.ccr.corp.intel.com> (raw)
In-Reply-To: <20181218160933.11113-4-zhirun.yan@intel.com>
> -----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".
> +
> + 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:[~2018-12-18 12:59 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 [this message]
2018-12-19 1:33 ` Yan, Zhirun
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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