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From: Zhe Tao <zhe.tao@intel.com>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org, Helin Zhang <helin.zhang@intel.com>,
	Jingjing Wu <jingjing.wu@intel.com>
Subject: Re: [PATCH v2 0/3] improve i40e vpmd
Date: Sun, 17 Apr 2016 16:32:10 +0800	[thread overview]
Message-ID: <20160417083210.GA33839@intel.com> (raw)
In-Reply-To: <1460649757-11862-1-git-send-email-bruce.richardson@intel.com>

On Thu, Apr 14, 2016 at 05:02:34PM +0100, Bruce Richardson wrote:
> This patchset improves the performance of the i40e SSE pmd by removing
> operations that triggered CPU stalls. It also shortens the code and
> cleans it up a little.
> 
> The base requirement for using the SSE code path has been pushed up to
> SSE4.1 from SSE3, due to the use of the blend instruction. The instruction
> set level is now checked at runtime as part of the driver selection process
> 
> Bruce Richardson (3):
>   i40e: require SSE4.1 support for vector driver
>   i40e: improve performance of vector PMD
>   i40e: simplify SSE packet length extraction code
> 
>  drivers/net/i40e/Makefile        |  6 ++++
>  drivers/net/i40e/i40e_rxtx_vec.c | 59 ++++++++++++++--------------------------
>  2 files changed, 27 insertions(+), 38 deletions(-)
> 
> -- 
> 2.5.5
Acked-by: Zhe Tao <zhe.tao@intel.com> 

  parent reply	other threads:[~2016-04-17 16:47 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-14 10:15 [PATCH] i40e: improve performance of vector PMD Bruce Richardson
2016-04-14 13:50 ` Bruce Richardson
2016-04-14 14:00   ` Ananyev, Konstantin
2016-04-14 15:33     ` Iremonger, Bernard
2016-04-14 16:02 ` [PATCH v2 0/3] improve i40e vpmd Bruce Richardson
2016-04-14 16:02   ` [PATCH v2 1/3] i40e: require SSE4.1 support for vector driver Bruce Richardson
2016-04-14 16:02   ` [PATCH v2 2/3] i40e: improve performance of vector PMD Bruce Richardson
2016-04-14 16:02   ` [PATCH v2 3/3] i40e: simplify SSE packet length extraction code Bruce Richardson
2016-04-17  8:32   ` Zhe Tao [this message]
2016-04-27 16:30     ` [PATCH v2 0/3] improve i40e vpmd Bruce Richardson

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