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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: [dpdk-dev] [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

  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 [dpdk-dev] [PATCH 00/12] support to run vdev in the " Jianfeng Tan
2017-08-25  9:40 ` [dpdk-dev] [PATCH 01/12] cryptodev: remove crypto vdev init Jianfeng Tan
2017-09-18 11:48   ` De Lara Guarch, Pablo
2017-08-25  9:40 ` [dpdk-dev] [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 ` [dpdk-dev] [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 ` [dpdk-dev] [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 ` [dpdk-dev] [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 ` [dpdk-dev] [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 ` [dpdk-dev] [PATCH 07/12] bus/vdev: scan and probe vdev in secondary processes Jianfeng Tan
2017-08-25  9:40 ` [dpdk-dev] [PATCH 08/12] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-08-25  9:40 ` [dpdk-dev] [PATCH 09/12] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-08-25  9:40 ` [dpdk-dev] [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 ` [dpdk-dev] [PATCH 11/12] net/vhost: support to run in the " Jianfeng Tan
2017-09-21  4:29   ` Yuanhan Liu
2017-08-25  9:40 ` [dpdk-dev] [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 ` [dpdk-dev] [PATCH v2 00/12] support to run vdev in the secondary process Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [PATCH v2 01/12] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [PATCH v2 02/12] eal: avoid calling rte_vdev_init() Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [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   ` [dpdk-dev] [PATCH v2 04/12] bus/fslmc: introduce RTE_LOGTYPE_BUS for bus drivers Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [PATCH v2 05/12] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [PATCH v2 06/12] bus/vdev: normalize log type Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [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   ` [dpdk-dev] [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   ` [dpdk-dev] [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   ` [dpdk-dev] [PATCH v2 10/12] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [PATCH v2 11/12] vhost: support to kick in secondary process Jianfeng Tan
2017-09-28 13:55   ` [dpdk-dev] [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 ` [dpdk-dev] [PATCH v3 0/5] move vdev into drivers/bus Jianfeng Tan
2017-10-09  3:20   ` [dpdk-dev] [PATCH v3 1/5] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-09  3:20   ` [dpdk-dev] [PATCH v3 2/5] eal: avoid calling rte_vdev_init() Jianfeng Tan
2017-10-09  3:20   ` [dpdk-dev] [PATCH v3 3/5] bus: introduce RTE_LOGTYPE_BUS for bus drivers Jianfeng Tan
2017-10-09  3:20   ` [dpdk-dev] [PATCH v3 4/5] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-09  3:20   ` [dpdk-dev] [PATCH v3 5/5] bus/vdev: normalize log type Jianfeng Tan
2017-10-09 10:55   ` [dpdk-dev] [PATCH v4 0/5] move vdev into drivers/bus Jianfeng Tan
2017-10-09 10:55     ` [dpdk-dev] [PATCH v4 1/5] bus/vdev: scan and probe vdev in secondary processes Jianfeng Tan
2017-10-09 10:55     ` [dpdk-dev] [PATCH v4 2/5] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-10-09 10:55     ` [dpdk-dev] [PATCH v4 3/5] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-10-09 10:55     ` [dpdk-dev] [PATCH v4 4/5] vhost: support to kick in secondary process Jianfeng Tan
2017-10-09 10:55     ` [dpdk-dev] [PATCH v4 5/5] net/vhost: support to run in the " Jianfeng Tan
2017-10-09 11:08     ` [dpdk-dev] [PATCH v4 0/5] move vdev into drivers/bus Tan, Jianfeng
2017-10-09 11:27   ` [dpdk-dev] [PATCH v5 " Jianfeng Tan
2017-10-09 11:27     ` [dpdk-dev] [PATCH v5 1/5] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-09 11:27     ` [dpdk-dev] [PATCH v5 2/5] eal: remove dependency on vdev Jianfeng Tan
2017-10-09 11:27     ` [dpdk-dev] [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     ` [dpdk-dev] [PATCH v5 4/5] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-09 11:27     ` [dpdk-dev] [PATCH v5 5/5] bus/vdev: normalize log type Jianfeng Tan
2017-10-12  8:46   ` [dpdk-dev] [PATCH v6 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-12  8:46     ` [dpdk-dev] [PATCH v6 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-12 10:06       ` Thomas Monjalon
2017-10-12  8:46     ` [dpdk-dev] [PATCH v6 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-12  8:46     ` [dpdk-dev] [PATCH v6 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-12  8:46     ` [dpdk-dev] [PATCH v6 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-13  2:04   ` [dpdk-dev] [PATCH v7 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-13  2:04     ` [dpdk-dev] [PATCH v7 1/4] ethdev: support attach vdev in secondary process Jianfeng Tan
2017-10-13  2:04     ` [dpdk-dev] [PATCH v7 2/4] vhost: allocate virtio_net in memzone Jianfeng Tan
2017-10-13  2:04     ` [dpdk-dev] [PATCH v7 3/4] vhost: support to kick in secondary process Jianfeng Tan
2017-10-13  2:04     ` [dpdk-dev] [PATCH v7 4/4] net/vhost: support to run in the " Jianfeng Tan
2017-10-13  8:26     ` [dpdk-dev] [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     ` [dpdk-dev] [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     ` [dpdk-dev] [PATCH v7 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-13 11:52     ` [dpdk-dev] [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     ` [dpdk-dev] [PATCH v7 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-25 17:10   ` [dpdk-dev] [PATCH v8 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-25 17:10     ` [dpdk-dev] [PATCH v8 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-25 17:10     ` [dpdk-dev] [PATCH v8 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-25 17:10     ` [dpdk-dev] [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     ` [dpdk-dev] [PATCH v8 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-27  1:06   ` [dpdk-dev] [PATCH v0 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-27  1:06     ` [dpdk-dev] [PATCH v9 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-27  1:06     ` [dpdk-dev] [PATCH v9 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-27  1:06     ` [dpdk-dev] [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     ` [dpdk-dev] [PATCH v9 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-27  3:23   ` [dpdk-dev] [PATCH v10 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-27  3:23     ` [dpdk-dev] [PATCH v10 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-27  3:23     ` [dpdk-dev] [PATCH v10 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-27  3:23     ` [dpdk-dev] [PATCH v10 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-10-27  3:23     ` [dpdk-dev] [PATCH v10 4/4] bus/vdev: change log type Jianfeng Tan
2017-10-30  8:28   ` [dpdk-dev] [PATCH v11 0/4] move vdev into drivers/bus Jianfeng Tan
2017-10-30  8:28     ` [dpdk-dev] [PATCH v11 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-10-30  8:28     ` [dpdk-dev] [PATCH v11 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-10-30  8:28     ` [dpdk-dev] [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     ` [dpdk-dev] [PATCH v11 4/4] bus/vdev: change log type Jianfeng Tan
2017-11-07  6:54   ` [dpdk-dev] [PATCH v12 0/4] move vdev into drivers/bus Jianfeng Tan
2017-11-07  6:54     ` [dpdk-dev] [PATCH v12 1/4] cryptodev: remove crypto vdev init API Jianfeng Tan
2017-11-07  6:54     ` [dpdk-dev] [PATCH v12 2/4] eal: remove dependency on vdev Jianfeng Tan
2017-11-07  6:54     ` [dpdk-dev] [PATCH v12 3/4] bus/vdev: move to vdev bus to drivers/bus Jianfeng Tan
2017-11-07  6:54     ` [dpdk-dev] [PATCH v12 4/4] bus/vdev: change log type Jianfeng Tan
2017-11-07 15:43     ` [dpdk-dev] [PATCH v12 0/4] move vdev into drivers/bus Thomas Monjalon

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