From: Yuanhan Liu <yliu@fridaylinux.org>
To: Jianfeng Tan <jianfeng.tan@intel.com>
Cc: dev@dpdk.org, bruce.richardson@intel.com,
konstantin.ananyev@intel.com, pablo.de.lara.guarch@intel.com,
thomas@monjalon.net, maxime.coquelin@redhat.com,
mtetsuyah@gmail.com, ferruh.yigit@intel.com
Subject: Re: [PATCH 10/12] vhost: support to kick in secondary process
Date: Thu, 21 Sep 2017 11:33:25 +0800 [thread overview]
Message-ID: <20170921033323.GA2251@yliu-home> (raw)
In-Reply-To: <1503654052-84730-11-git-send-email-jianfeng.tan@intel.com>
Firstly, very sorry for so late review!
On Fri, Aug 25, 2017 at 09:40:50AM +0000, Jianfeng Tan wrote:
> To support kick in secondary process, we propose callfd_pri and
> kickfd_pri to store the value in primary process; and by a new
> API, rte_vhost_set_vring_effective_fd(), we can set effective
> callfd and kickfd which can be used by secondary process.
>
> Note in this case, either primary process or the secondary process
> can kick the frontend; that is, they cannot kick a vring at the
> same time.
Since only one can work, why not just overwriting the fd? Say, you
could introudce some APIs like "rte_vhost_set_vring_callfd", then
you don't need to introduce few more fields like "callfd_pri".
--yliu
next prev parent reply other threads:[~2017-09-21 3:33 UTC|newest]
Thread overview: 158+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-25 9:40 [PATCH 00/12] support to run vdev in the secondary process Jianfeng Tan
2017-08-25 9:40 ` [PATCH 01/12] cryptodev: remove crypto vdev init Jianfeng Tan
2017-09-18 11:48 ` De Lara Guarch, Pablo
2017-08-25 9:40 ` [PATCH 02/12] eal: avoid calling rte_vdev_init() Jianfeng Tan
2017-08-29 12:50 ` Gaëtan Rivet
2017-08-29 22:25 ` Tan, Jianfeng
2017-08-25 9:40 ` [PATCH 03/12] crypto: move vdev helper functions into dedicated file Jianfeng Tan
2017-09-18 11:51 ` De Lara Guarch, Pablo
2017-08-25 9:40 ` [PATCH 04/12] vdev: move to drivers/bus Jianfeng Tan
2017-08-29 13:04 ` Gaëtan Rivet
2017-08-29 22:47 ` Tan, Jianfeng
2017-09-18 11:47 ` De Lara Guarch, Pablo
2017-09-19 6:01 ` Tan, Jianfeng
2017-08-25 9:40 ` [PATCH 05/12] bus/vdev: change log type from EAL to PMD Jianfeng Tan
2017-08-29 12:54 ` Gaëtan Rivet
2017-08-29 22:27 ` Tan, Jianfeng
2017-08-25 9:40 ` [PATCH 06/12] eal: add channel for primary/secondary communication Jianfeng Tan
2017-09-18 13:49 ` Jiayu Hu
2017-09-21 6:11 ` Tan, Jianfeng
2017-09-20 3:00 ` Jiayu Hu
2017-09-21 6:53 ` Tan, Jianfeng
2017-09-27 12:19 ` Yuanhan Liu
2017-09-28 13:50 ` Tan, Jianfeng
2017-09-29 1:24 ` Yuanhan Liu
2017-09-29 10:09 ` Burakov, Anatoly
2017-09-29 10:25 ` Yuanhan Liu
2017-08-25 9:40 ` [PATCH 07/12] bus/vdev: scan and probe vdev in secondary processes Jianfeng Tan
2017-08-25 9:40 ` [PATCH 08/12] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-08-25 9:40 ` [PATCH 09/12] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-08-25 9:40 ` [PATCH 10/12] vhost: support to kick in secondary process Jianfeng Tan
2017-09-21 3:33 ` Yuanhan Liu [this message]
2017-09-21 7:04 ` Tan, Jianfeng
2017-09-21 9:17 ` Yuanhan Liu
2017-09-22 2:30 ` Tan, Jianfeng
2017-09-27 9:36 ` Yuanhan Liu
2017-09-28 5:10 ` Tan, Jianfeng
2017-09-28 8:09 ` Tan, Jianfeng
2017-09-30 8:18 ` Yuanhan Liu
2017-09-30 10:50 ` Tan, Jianfeng
2017-08-25 9:40 ` [PATCH 11/12] net/vhost: support to run in the " Jianfeng Tan
2017-09-21 4:29 ` Yuanhan Liu
2017-08-25 9:40 ` [PATCH 12/12] examples/helloworld: do not exit automatically Jianfeng Tan
2017-09-18 11:44 ` De Lara Guarch, Pablo
2017-09-19 5:07 ` Tan, Jianfeng
2017-09-28 13:55 ` [PATCH v2 00/12] support to run vdev in the secondary process Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 01/12] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 02/12] eal: avoid calling rte_vdev_init() Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 03/12] cryptodev: avoid dependency on rte_vdev.h Jianfeng Tan
2017-10-05 13:13 ` Jan Blunck
2017-10-09 1:04 ` Tan, Jianfeng
2017-09-28 13:55 ` [PATCH v2 04/12] bus/fslmc: introduce RTE_LOGTYPE_BUS for bus drivers Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 05/12] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 06/12] bus/vdev: normalize log type Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 07/12] eal: add channel for primary/secondary communication Jianfeng Tan
2017-09-28 15:01 ` Ananyev, Konstantin
2017-09-28 15:29 ` Burakov, Anatoly
2017-09-29 1:03 ` Tan, Jianfeng
2017-09-29 10:00 ` Burakov, Anatoly
2017-09-30 4:07 ` Tan, Jianfeng
2017-10-02 10:08 ` Burakov, Anatoly
2017-10-05 12:01 ` Jan Blunck
2017-10-09 1:27 ` Tan, Jianfeng
2017-09-28 13:55 ` [PATCH v2 08/12] bus/vdev: scan and probe vdev in secondary processes Jianfeng Tan
2017-10-05 13:04 ` Jan Blunck
2017-10-09 1:08 ` Tan, Jianfeng
2017-09-28 13:55 ` [PATCH v2 09/12] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-10-05 14:26 ` Jan Blunck
2017-10-09 0:56 ` Tan, Jianfeng
2017-09-28 13:55 ` [PATCH v2 10/12] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 11/12] vhost: support to kick in secondary process Jianfeng Tan
2017-09-28 13:55 ` [PATCH v2 12/12] net/vhost: support to run in the " Jianfeng Tan
2017-09-29 8:28 ` Yuanhan Liu
2017-09-30 4:03 ` Tan, Jianfeng
2017-09-30 8:16 ` Yuanhan Liu
2017-09-30 10:06 ` Tan, Jianfeng
2017-09-30 11:49 ` Yuanhan Liu
2017-10-01 23:48 ` Tan, Jianfeng
2017-09-30 8:23 ` Yuanhan Liu
2017-09-30 10:53 ` Tan, Jianfeng
2017-09-30 11:34 ` Yuanhan Liu
2017-10-01 23:46 ` Tan, Jianfeng
2017-10-09 3:20 ` [PATCH v3 0/5] move vdev into drivers/bus Jianfeng Tan
2017-10-09 3:20 ` [PATCH v3 1/5] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-09 3:20 ` [PATCH v3 2/5] eal: avoid calling rte_vdev_init() Jianfeng Tan
2017-10-09 3:20 ` [PATCH v3 3/5] bus: introduce RTE_LOGTYPE_BUS for bus drivers Jianfeng Tan
2017-10-09 3:20 ` [PATCH v3 4/5] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-09 3:20 ` [PATCH v3 5/5] bus/vdev: normalize log type Jianfeng Tan
2017-10-09 10:55 ` [PATCH v4 0/5] move vdev into drivers/bus Jianfeng Tan
2017-10-09 10:55 ` [PATCH v4 1/5] bus/vdev: scan and probe vdev in secondary processes Jianfeng Tan
2017-10-09 10:55 ` [PATCH v4 2/5] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-10-09 10:55 ` [PATCH v4 3/5] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-10-09 10:55 ` [PATCH v4 4/5] vhost: support to kick in secondary process Jianfeng Tan
2017-10-09 10:55 ` [PATCH v4 5/5] net/vhost: support to run in the " Jianfeng Tan
2017-10-09 11:08 ` [PATCH v4 0/5] move vdev into drivers/bus Tan, Jianfeng
2017-10-09 11:27 ` [PATCH v5 " Jianfeng Tan
2017-10-09 11:27 ` [PATCH v5 1/5] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-09 11:27 ` [PATCH v5 2/5] eal: remove dependency on vdev Jianfeng Tan
2017-10-09 11:27 ` [PATCH v5 3/5] bus: introduce new log type for bus drivers Jianfeng Tan
2017-10-11 6:54 ` Shreyansh Jain
2017-10-11 10:42 ` Tan, Jianfeng
2017-10-11 11:20 ` Shreyansh Jain
2017-10-12 2:14 ` Tan, Jianfeng
2017-10-09 11:27 ` [PATCH v5 4/5] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-09 11:27 ` [PATCH v5 5/5] bus/vdev: normalize log type Jianfeng Tan
2017-10-12 8:46 ` [PATCH v6 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-12 8:46 ` [PATCH v6 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-12 10:06 ` Thomas Monjalon
2017-10-12 8:46 ` [PATCH v6 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-12 8:46 ` [PATCH v6 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-12 8:46 ` [PATCH v6 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-13 2:04 ` [PATCH v7 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-13 2:04 ` [PATCH v7 1/4] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-10-13 2:04 ` [PATCH v7 2/4] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-10-13 2:04 ` [PATCH v7 3/4] vhost: support to kick in secondary process Jianfeng Tan
2017-10-13 2:04 ` [PATCH v7 4/4] net/vhost: support to run in the " Jianfeng Tan
2017-10-13 8:26 ` [PATCH v7 0/4] move vdev into drivers/bus Thomas Monjalon
2017-10-13 11:49 ` Tan, Jianfeng
2017-10-13 11:51 ` Jianfeng Tan
2017-10-13 11:51 ` [PATCH v7 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-23 10:06 ` De Lara Guarch, Pablo
2017-10-13 11:51 ` [PATCH v7 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-13 11:52 ` [PATCH v7 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-23 14:34 ` De Lara Guarch, Pablo
2017-10-13 11:52 ` [PATCH v7 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-25 17:10 ` [PATCH v8 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-25 17:10 ` [PATCH v8 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-25 17:10 ` [PATCH v8 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-25 17:10 ` [PATCH v8 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-25 21:32 ` De Lara Guarch, Pablo
2017-10-25 23:03 ` Gaëtan Rivet
2017-10-25 17:10 ` [PATCH v8 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-27 1:06 ` [PATCH v0 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-27 1:06 ` [PATCH v9 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-27 1:06 ` [PATCH v9 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-27 1:06 ` [PATCH v9 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-27 7:56 ` Thomas Monjalon
2017-10-27 8:19 ` Tan, Jianfeng
2017-10-27 8:53 ` Thomas Monjalon
2017-10-27 16:57 ` Gaëtan Rivet
2017-10-27 1:06 ` [PATCH v9 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-27 3:23 ` [PATCH v10 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-27 3:23 ` [PATCH v10 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-27 3:23 ` [PATCH v10 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-27 3:23 ` [PATCH v10 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-27 3:23 ` [PATCH v10 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-30 8:28 ` [PATCH v11 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-30 8:28 ` [PATCH v11 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-30 8:28 ` [PATCH v11 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-30 8:28 ` [PATCH v11 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-11-07 2:43 ` Thomas Monjalon
2017-11-07 6:21 ` Tan, Jianfeng
2017-10-30 8:28 ` [PATCH v11 4/4] bus/vdev: change log type Jianfeng Tan
2017-11-07 6:54 ` [PATCH v12 0/4] move vdev into drivers/bus Jianfeng Tan
2017-11-07 6:54 ` [PATCH v12 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-11-07 6:54 ` [PATCH v12 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-11-07 6:54 ` [PATCH v12 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-11-07 6:54 ` [PATCH v12 4/4] bus/vdev: change log type Jianfeng Tan
2017-11-07 15:43 ` [PATCH v12 0/4] move vdev into drivers/bus Thomas Monjalon
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