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Xiaolong Ye e9ff8bb719 net/af_xdp: enable zero copy by external mbuf
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: Vipin Varghese <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>
2019-06-13 23:54:30 +09:00
.ci ci: fix arm64 config filename 2019-03-30 00:01:35 +01:00
app test: skip meson dependency checks if not required 2019-06-05 18:53:10 +02:00
buildtools build: generate Windows exports file 2019-06-05 19:49:28 +02:00
config net/memif: introduce memory interface PMD 2019-06-13 23:54:29 +09:00
devtools devtools: select patches to check with git range 2019-05-10 15:16:23 +02:00
doc net/af_xdp: enable zero copy by external mbuf 2019-06-13 23:54:30 +09:00
drivers net/af_xdp: enable zero copy by external mbuf 2019-06-13 23:54:30 +09:00
examples examples/rxtx_callbacks: support HW timestamp 2019-06-06 20:21:20 +09:00
kernel kernel/linux: remove unneeded meson variables 2019-05-30 00:28:39 +02:00
lib ethdev: add a check on mempool during RxQ setup 2019-06-13 23:54:29 +09:00
license fix dpdk.org URLs 2018-11-26 20:19:24 +01:00
mk net/memif: introduce memory interface PMD 2019-06-13 23:54:29 +09:00
usertools net/ipn3ke: add new driver 2019-04-19 14:51:54 +02:00
.gitattributes improve git diff 2016-11-13 15:25:12 +01:00
.gitignore doc: fix missing asymmetric crypto table 2019-04-18 16:01:28 +02:00
.travis.yml ci: add a distinguisher to the extra Travis builds 2019-04-17 13:56:23 +02:00
GNUmakefile test: move to app directory 2019-02-26 15:29:27 +01:00
MAINTAINERS net/memif: introduce memory interface PMD 2019-06-13 23:54:29 +09:00
Makefile license: use SPDX tag in root makefile 2018-01-04 22:41:38 +01:00
meson_options.txt build: use integer for max ethdev ports option 2019-03-26 23:08:09 +01:00
meson.build build: generate Windows exports file 2019-06-05 19:49:28 +02:00
README license: introduce SPDX identifiers 2018-01-04 22:41:38 +01:00
VERSION version: 19.08-rc0 2019-05-14 22:58:22 +02:00

DPDK is a set of libraries and drivers for fast packet processing.
It supports many processor architectures and both FreeBSD and Linux.

The DPDK uses the Open Source BSD-3-Clause license for the core libraries
and drivers. The kernel components are GPL-2.0 licensed.

Please check the doc directory for release notes,
API documentation, and sample application information.

For questions and usage discussions, subscribe to: users@dpdk.org
Report bugs and issues to the development mailing list: dev@dpdk.org