[dpdk-dev] [PATCH v11 0/4] Hyper-V/Azure netvsc PMD and bus support
Stephen Hemminger
stephen at networkplumber.org
Wed Jun 13 01:29:35 CEST 2018
Latest version of the Hyper-V native bus (VMBus)
and network device (netvsc) drivers. This virtual device
is used in Microsoft Hyper-V in Windows 10, Windows Server 2016
and Azure. Most of this code was extracted from FreeBSD and some of
this is from earlier code donated by Brocade.
Only Linux is supported at present, but the code is split
to allow future FreeBSD and Windows support.
This version works best with 4.17 kernel which has all
the necessary patches for multi-queue support.
It is possible to use with 4.16 but then only a single
queue is supported.
Device binding is best done via driverctl; this required some
additional fixes to kernel and driverctl to work correctly.
Linux kernel vmbus support needed to support sysfs driver_override
and driverctl needed to handle non-PCI bus from udev.
https://gitlab.com/driverctl/driverctl/merge_requests/3
http://driverdev.linuxdriverproject.org/pipermail/driverdev-devel/2018-April/118889.html
The remaining TODO's are:
- Performance testing
- Rx buffer copy avoidance (external mbuf)
- Transparent VF support
v11
- merge meson build into bus and netvsc patches
- fix docbook for rte_uuid
- fix a couple of checkpatch warnings
- reduce logging during debug for stats
v10
- resolve RSS setup
- add documentation about restart issue
- update documentation to refer to 4.17
- use same RSS key as MLX
v9
- fix places where still targeted at previous release
- add map entry for rte_uuid
- fix meson build dependencies
v8
- targeted for 18.08, move release notes
- use Ted's libuuid (not FreeBSD) because that is 3 clause BSD license
versus 2 clause in FreeBSD
- minor checkpatch whitespace fixes
v7
- add EAL UUID functions from BSD to remove dependency on libuuid
this means device can be enabled by default and eliminates
build issues
- add support for latest NetVSP protocol (from hayaingz)
- add probe finish for compatability with 18.05
- rebase to 18.05-rc3
Stephen Hemminger (4):
eal: add rte_uuid support
bus/vmbus: add hyper-v virtual bus support
net/netvsc: add hyper-v netvsc network device
net/netvsc: add documentation
MAINTAINERS | 11 +
config/common_base | 13 +
config/common_linuxapp | 3 +
doc/guides/nics/features/netvsc.ini | 23 +
doc/guides/nics/index.rst | 1 +
doc/guides/nics/netvsc.rst | 101 ++
doc/guides/rel_notes/known_issues.rst | 20 +
doc/guides/rel_notes/release_18_08.rst | 6 +
drivers/bus/Makefile | 1 +
drivers/bus/meson.build | 2 +-
drivers/bus/vmbus/Makefile | 36 +
drivers/bus/vmbus/linux/Makefile | 3 +
drivers/bus/vmbus/linux/vmbus_bus.c | 355 +++++
drivers/bus/vmbus/linux/vmbus_uio.c | 390 ++++++
drivers/bus/vmbus/meson.build | 18 +
drivers/bus/vmbus/private.h | 132 ++
drivers/bus/vmbus/rte_bus_vmbus.h | 396 ++++++
drivers/bus/vmbus/rte_bus_vmbus_version.map | 28 +
drivers/bus/vmbus/rte_vmbus_reg.h | 344 +++++
drivers/bus/vmbus/vmbus_bufring.c | 241 ++++
drivers/bus/vmbus/vmbus_channel.c | 406 ++++++
drivers/bus/vmbus/vmbus_common.c | 286 ++++
drivers/bus/vmbus/vmbus_common_uio.c | 232 ++++
drivers/net/Makefile | 1 +
drivers/net/meson.build | 2 +-
drivers/net/netvsc/Makefile | 23 +
drivers/net/netvsc/hn_ethdev.c | 755 ++++++++++
drivers/net/netvsc/hn_logs.h | 35 +
drivers/net/netvsc/hn_nvs.c | 535 ++++++++
drivers/net/netvsc/hn_nvs.h | 245 ++++
drivers/net/netvsc/hn_rndis.c | 1097 +++++++++++++++
drivers/net/netvsc/hn_rndis.h | 26 +
drivers/net/netvsc/hn_rxtx.c | 1216 +++++++++++++++++
drivers/net/netvsc/hn_var.h | 139 ++
drivers/net/netvsc/meson.build | 7 +
drivers/net/netvsc/ndis.h | 378 +++++
drivers/net/netvsc/rndis.h | 414 ++++++
drivers/net/netvsc/rte_pmd_netvsc_version.map | 5 +
lib/librte_eal/bsdapp/eal/Makefile | 1 +
lib/librte_eal/common/Makefile | 2 +-
lib/librte_eal/common/eal_common_uuid.c | 193 +++
lib/librte_eal/common/include/rte_uuid.h | 129 ++
lib/librte_eal/common/meson.build | 2 +
lib/librte_eal/linuxapp/eal/Makefile | 1 +
lib/librte_eal/rte_eal_version.map | 9 +
mk/rte.app.mk | 2 +
46 files changed, 8262 insertions(+), 3 deletions(-)
create mode 100644 doc/guides/nics/features/netvsc.ini
create mode 100644 doc/guides/nics/netvsc.rst
create mode 100644 drivers/bus/vmbus/Makefile
create mode 100644 drivers/bus/vmbus/linux/Makefile
create mode 100644 drivers/bus/vmbus/linux/vmbus_bus.c
create mode 100644 drivers/bus/vmbus/linux/vmbus_uio.c
create mode 100644 drivers/bus/vmbus/meson.build
create mode 100644 drivers/bus/vmbus/private.h
create mode 100644 drivers/bus/vmbus/rte_bus_vmbus.h
create mode 100644 drivers/bus/vmbus/rte_bus_vmbus_version.map
create mode 100644 drivers/bus/vmbus/rte_vmbus_reg.h
create mode 100644 drivers/bus/vmbus/vmbus_bufring.c
create mode 100644 drivers/bus/vmbus/vmbus_channel.c
create mode 100644 drivers/bus/vmbus/vmbus_common.c
create mode 100644 drivers/bus/vmbus/vmbus_common_uio.c
create mode 100644 drivers/net/netvsc/Makefile
create mode 100644 drivers/net/netvsc/hn_ethdev.c
create mode 100644 drivers/net/netvsc/hn_logs.h
create mode 100644 drivers/net/netvsc/hn_nvs.c
create mode 100644 drivers/net/netvsc/hn_nvs.h
create mode 100644 drivers/net/netvsc/hn_rndis.c
create mode 100644 drivers/net/netvsc/hn_rndis.h
create mode 100644 drivers/net/netvsc/hn_rxtx.c
create mode 100644 drivers/net/netvsc/hn_var.h
create mode 100644 drivers/net/netvsc/meson.build
create mode 100644 drivers/net/netvsc/ndis.h
create mode 100644 drivers/net/netvsc/rndis.h
create mode 100644 drivers/net/netvsc/rte_pmd_netvsc_version.map
create mode 100644 lib/librte_eal/common/eal_common_uuid.c
create mode 100644 lib/librte_eal/common/include/rte_uuid.h
--
2.17.1
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