From: Nikos Dragazis <ndragazis@arrikto.com>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: Aaron Conole <aconole@redhat.com>,
dev@dpdk.org, Maxime Coquelin <maxime.coquelin@redhat.com>,
Tiwei Bie <tiwei.bie@intel.com>,
Zhihong Wang <zhihong.wang@intel.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
Wei Wang <wei.w.wang@intel.com>,
Stojaczyk Dariusz <dariusz.stojaczyk@intel.com>,
Vangelis Koukis <vkoukis@arrikto.com>
Subject: Re: [dpdk-dev] [PATCH 01/28] vhost: introduce vhost transport operations structure
Date: Thu, 20 Jun 2019 21:24:48 +0300 [thread overview]
Message-ID: <21c88d80-1e1e-1880-a72e-2562ae53a640@arrikto.com> (raw)
In-Reply-To: <20190620103001.GD728@bricha3-MOBL.ger.corp.intel.com>
On 20/6/19 1:30 μ.μ., Bruce Richardson wrote:
> On Wed, Jun 19, 2019 at 04:14:09PM -0400, Aaron Conole wrote:
>> Nikos Dragazis <ndragazis@arrikto.com> writes:
>>
>>> This is the first of a series of patches, whose purpose is to add
>>> support for the virtio-vhost-user transport. This is a vhost-user
>>> transport implementation that is different from the default AF_UNIX
>>> transport. It uses the virtio-vhost-user PCI device in order to tunnel
>>> vhost-user protocol messages over virtio. This lets guests act as vhost
>>> device backends for other guests.
>>>
>>> File descriptor passing is specific to the AF_UNIX vhost-user protocol
>>> transport. In order to add support for additional transports, it is
>>> necessary to extract transport-specific code from the main vhost-user
>>> code.
>>>
>>> This patch introduces struct vhost_transport_ops and associates each
>>> device with a transport. Core vhost-user code calls into
>>> vhost_transport_ops to perform transport-specific operations.
>>>
>>> Notifying callfd is a transport-specific operation, so it belongs to
>>> trans_af_unix.c.
>>>
>>> Several more patches follow this one to complete the task of moving
>>> AF_UNIX transport code out of core vhost-user code.
>>>
>>> Signed-off-by: Nikos Dragazis <ndragazis@arrikto.com>
>>> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
>>> ---
>> You'll need to also accommodate the meson build - probably with
>> something like:
>>
>> diff --git a/lib/librte_vhost/meson.build b/lib/librte_vhost/meson.build
>> index 3090bbe08..81b70683b 100644
>> --- a/lib/librte_vhost/meson.build
>> +++ b/lib/librte_vhost/meson.build
>> @@ -14,6 +14,6 @@ allow_experimental_apis = true
>> cflags += '-fno-strict-aliasing'
>> sources = files('fd_man.c', 'iotlb.c', 'socket.c', 'vdpa.c',
>> 'vhost.c', 'vhost_user.c',
>> - 'virtio_net.c', 'vhost_crypto.c')
>> + 'virtio_net.c', 'vhost_crypto.c', 'trans_af_unix.c')
>> headers = files('rte_vhost.h', 'rte_vdpa.h', 'rte_vhost_crypto.h')
>> deps += ['ethdev', 'cryptodev', 'hash', 'pci']
>>
>>
> Yep, except I think we should try and keep the files in alphabetical order,
> with only a couple of entries per line [so place trans_af_unix.c on a new
> line with vdpa.c].
Ack
next prev parent reply other threads:[~2019-06-20 18:24 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-19 15:14 [dpdk-dev] [PATCH 00/28] vhost: add virtio-vhost-user transport Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 01/28] vhost: introduce vhost transport operations structure Nikos Dragazis
2019-06-19 20:14 ` Aaron Conole
2019-06-20 10:30 ` Bruce Richardson
2019-06-20 18:24 ` Nikos Dragazis [this message]
2019-06-20 18:19 ` Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 02/28] vhost: move socket management code Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 03/28] vhost: allocate per-socket transport state Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 04/28] vhost: move socket fd and un sockaddr Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 05/28] vhost: move start server/client calls Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 06/28] vhost: move vhost-user connection Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 07/28] vhost: move vhost-user reconnection Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 08/28] vhost: move vhost-user fdset Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 09/28] vhost: propagate vhost transport operations Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 10/28] vhost: use a single structure for the device state Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 11/28] vhost: extract socket I/O into transport Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 12/28] vhost: move slave request fd and lock Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 13/28] vhost: move mmap/munmap Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 14/28] vhost: move setup of the log memory region Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 15/28] vhost: remove main fd parameter from msg handlers Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 16/28] vhost: move postcopy live migration code Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 17/28] vhost: support registering additional vhost-user transports Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 18/28] drivers/virtio_vhost_user: add virtio PCI framework Nikos Dragazis
2019-09-05 16:34 ` Maxime Coquelin
2019-09-09 8:42 ` Nikos Dragazis
2019-09-09 8:44 ` Maxime Coquelin
2019-06-19 15:14 ` [dpdk-dev] [PATCH 19/28] vhost: add index field in vhost virtqueues Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 20/28] drivers: add virtio-vhost-user transport Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 21/28] drivers/virtio_vhost_user: use additional device resources Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 22/28] vhost: add flag for choosing vhost-user transport Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 23/28] net/vhost: add virtio-vhost-user support Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 24/28] examples/vhost_scsi: add --socket-file argument Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 25/28] examples/vhost_scsi: add virtio-vhost-user support Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 26/28] mk: link apps with virtio-vhost-user driver Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 27/28] config: add option for the virtio-vhost-user transport Nikos Dragazis
2019-06-19 15:14 ` [dpdk-dev] [PATCH 28/28] usertools: add virtio-vhost-user devices to dpdk-devbind.py Nikos Dragazis
[not found] ` <CGME20190620113240eucas1p22ca4faa64a36bbb7aec38a81298ade56@eucas1p2.samsung.com>
2019-06-20 11:32 ` [dpdk-dev] [PATCH 00/28] vhost: add virtio-vhost-user transport Ilya Maximets
2019-06-20 23:44 ` Nikos Dragazis
2019-06-20 11:35 ` Maxime Coquelin
2019-06-22 20:26 ` Nikos Dragazis
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