[dpdk-dev] [PATCH v5 0/3] Add VHOST PMD
Tetsuya Mukawa
mukawa at igel.co.jp
Tue Dec 8 02:12:52 CET 2015
Hi Xie and Yuanhan,
Please let me make sure whether this patch is differed.
If it is differed, I guess I may need to add ABI breakage notice before
releasing DPDK-2.2, because the patches changes virtio_net structure.
Tetsuya,
On 2015/11/24 18:00, Tetsuya Mukawa wrote:
> The patch introduces a new PMD. This PMD is implemented as thin wrapper
> of librte_vhost.
>
> PATCH v5 changes:
> - Rebase on latest master.
> - Fix RX/TX routine to count RX/TX bytes.
> - Fix RX/TX routine not to count as error packets if enqueue/dequeue
> cannot send all packets.
> - Fix if-condition checking for multiqueues.
> - Add "static" to pthread variable.
> - Fix format.
> - Change default behavior not to receive queueing event from driver.
> - Split the patch to separate rte_eth_vhost_portid2vdev().
>
> PATCH v4 changes:
> - Rebase on latest DPDK tree.
> - Fix cording style.
> - Fix code not to invoke multiple messaging handling threads.
> - Fix code to handle vdev parameters correctly.
> - Remove needless cast.
> - Remove needless if-condition before rt_free().
>
> PATCH v3 changes:
> - Rebase on latest matser
> - Specify correct queue_id in RX/TX function.
>
> PATCH v2 changes:
> - Remove a below patch that fixes vhost library.
> The patch was applied as a separate patch.
> - vhost: fix crash with multiqueue enabled
> - Fix typos.
> (Thanks to Thomas, Monjalon)
> - Rebase on latest tree with above bernard's patches.
>
> PATCH v1 changes:
> - Support vhost multiple queues.
> - Rebase on "remove pci driver from vdevs".
> - Optimize RX/TX functions.
> - Fix resource leaks.
> - Fix compile issue.
> - Add patch to fix vhost library.
>
> RFC PATCH v3 changes:
> - Optimize performance.
> In RX/TX functions, change code to access only per core data.
> - Add below API to allow user to use vhost library APIs for a port managed
> by vhost PMD. There are a few limitations. See "rte_eth_vhost.h".
> - rte_eth_vhost_portid2vdev()
> To support this functionality, vhost library is also changed.
> Anyway, if users doesn't use vhost PMD, can fully use vhost library APIs.
> - Add code to support vhost multiple queues.
> Actually, multiple queues functionality is not enabled so far.
>
> RFC PATCH v2 changes:
> - Fix issues reported by checkpatch.pl
> (Thanks to Stephen Hemminger)
>
>
> Tetsuya Mukawa (3):
> vhost: Add callback and private data for vhost PMD
> vhost: Add VHOST PMD
> vhost: Add helper function to convert port id to virtio device pointer
>
> config/common_linuxapp | 6 +
> doc/guides/nics/index.rst | 1 +
> doc/guides/rel_notes/release_2_2.rst | 2 +
> drivers/net/Makefile | 4 +
> drivers/net/vhost/Makefile | 62 ++
> drivers/net/vhost/rte_eth_vhost.c | 796 ++++++++++++++++++++++++++
> drivers/net/vhost/rte_eth_vhost.h | 65 +++
> drivers/net/vhost/rte_pmd_vhost_version.map | 8 +
> lib/librte_vhost/rte_vhost_version.map | 6 +
> lib/librte_vhost/rte_virtio_net.h | 3 +
> lib/librte_vhost/vhost_user/virtio-net-user.c | 13 +-
> lib/librte_vhost/virtio-net.c | 60 +-
> lib/librte_vhost/virtio-net.h | 4 +-
> mk/rte.app.mk | 8 +-
> 14 files changed, 1024 insertions(+), 14 deletions(-)
> create mode 100644 drivers/net/vhost/Makefile
> create mode 100644 drivers/net/vhost/rte_eth_vhost.c
> create mode 100644 drivers/net/vhost/rte_eth_vhost.h
> create mode 100644 drivers/net/vhost/rte_pmd_vhost_version.map
>
More information about the dev
mailing list