From: Stephen Hemminger <stephen@networkplumber.org>
To: Xiaolong Ye <xiaolong.ye@intel.com>
Cc: Qi Zhang <qi.z.zhang@intel.com>,
John McNamara <john.mcnamara@intel.com>,
Marko Kovacevic <marko.kovacevic@intel.com>,
Karlsson Magnus <magnus.karlsson@intel.com>,
Topel Bjorn <bjorn.topel@intel.com>,
dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2 1/3] net/af_xdp: enable zero copy by extbuf
Date: Thu, 30 May 2019 08:31:44 -0700 [thread overview]
Message-ID: <20190530083144.4b785ba5@hermes.lan> (raw)
In-Reply-To: <20190530090707.36290-2-xiaolong.ye@intel.com>
On Thu, 30 May 2019 17:07:05 +0800
Xiaolong Ye <xiaolong.ye@intel.com> wrote:
> Implement zero copy of af_xdp pmd through mbuf's external memory
> mechanism to achieve high performance.
>
> This patch also provides a new parameter "pmd_zero_copy" for user, so they
> can choose to enable zero copy of af_xdp pmd or not.
>
> To be clear, "zero copy" here is different from the "zero copy mode" of
> AF_XDP, it is about zero copy between af_xdp umem and mbuf used in dpdk
> application.
>
> Suggested-by: Varghese Vipin <vipin.varghese@intel.com>
> Suggested-by: Tummala Sivaprasad <sivaprasad.tummala@intel.com>
> Suggested-by: Olivier Matz <olivier.matz@6wind.com>
> Signed-off-by: Xiaolong Ye <xiaolong.ye@intel.com>
Why is this a parameter? Can it just be auto detected.
Remember configuration is evil, it hurts usability, code coverage
and increases complexity.
next prev parent reply other threads:[~2019-05-30 15:31 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-15 8:38 [dpdk-dev] [PATCH v1 0/3] add more features for AF_XDP pmd Xiaolong Ye
2019-05-15 8:38 ` Xiaolong Ye
2019-05-15 8:38 ` [dpdk-dev] [PATCH v1 1/3] net/af_xdp: enable zero copy by extbuf Xiaolong Ye
2019-05-15 8:38 ` Xiaolong Ye
2019-05-15 8:38 ` [dpdk-dev] [PATCH v1 2/3] net/af_xdp: add multi-queue support Xiaolong Ye
2019-05-15 8:38 ` Xiaolong Ye
2019-05-15 8:38 ` [dpdk-dev] [PATCH v1 3/3] net/af_xdp: add busy poll support Xiaolong Ye
2019-05-15 8:38 ` Xiaolong Ye
2019-05-30 9:07 ` [dpdk-dev] [PATCH v2 0/3] add more features for AF_XDP pmd Xiaolong Ye
2019-05-30 9:07 ` [dpdk-dev] [PATCH v2 1/3] net/af_xdp: enable zero copy by extbuf Xiaolong Ye
2019-05-30 15:31 ` Stephen Hemminger [this message]
2019-05-31 1:49 ` Ye Xiaolong
2019-06-11 16:16 ` William Tu
2019-06-12 10:03 ` Ye Xiaolong
2019-06-13 0:32 ` William Tu
2019-05-30 9:07 ` [dpdk-dev] [PATCH v2 2/3] net/af_xdp: add multi-queue support Xiaolong Ye
2019-05-30 15:32 ` Stephen Hemminger
2019-05-31 1:53 ` Ye Xiaolong
2019-05-30 9:07 ` [dpdk-dev] [PATCH v2 3/3] net/af_xdp: remove unused struct member Xiaolong Ye
2019-06-10 16:54 ` [dpdk-dev] [PATCH v2 0/3] add more features for AF_XDP pmd Ferruh Yigit
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