From: David Marchand <david.marchand@redhat.com>
To: Chenbo Xia <chenbo.xia@intel.com>
Cc: dev <dev@dpdk.org>, Thomas Monjalon <thomas@monjalon.net>,
Stephen Hemminger <stephen@networkplumber.org>,
"Liang, Cunming" <cunming.liang@intel.com>,
xiuchun.lu@intel.com, miao.li@intel.com,
Jingjing Wu <jingjing.wu@intel.com>
Subject: Re: [dpdk-dev] [PATCH 0/8] Introduce emudev library and iavf emudev driver
Date: Fri, 18 Dec 2020 10:53:41 +0100 [thread overview]
Message-ID: <CAJFAV8wGVUnuFPxkjSXM4eyH6WG0cFVx0FTYddz6ZF0Z46U8Nw@mail.gmail.com> (raw)
In-Reply-To: <20201218074736.93999-1-chenbo.xia@intel.com>
On Fri, Dec 18, 2020 at 9:02 AM Chenbo Xia <chenbo.xia@intel.com> wrote:
>
> This series introduces a new device abstraction called emudev for emulated
> devices. A new library (librte_emudev) is implemented. The first emudev
> driver is also introduced, which emulates Intel Adaptive Virtual Function
> (iavf) as a software network device.
>
> This series has a dependency on librte_vfio_user patch series:
> http://patchwork.dpdk.org/cover/85389/
>
> Background & Motivation
> -----------------------
> The disaggregated/multi-process QEMU is using VFIO-over-socket/vfio-user
> as the main transport mechanism to disaggregate IO services from QEMU.
> Therefore, librte_vfio_user is introduced in DPDK to accommodate
> emulated devices for high performance I/O. Although vfio-user library
> provides possibility of emulating devices in DPDK, DPDK does not have
> a device abstraction for emulated devices. A good device abstraction will
> be useful for applications or high performance data path driver. With
> this consideration, emudev library is designed and implemented. It also
> make it possbile to keep modular design on emulated devices by implementing
> data path related logic in a standalone driver (e.g., an ethdev driver)
> and keeps the unrelated logic in the emudev driver.
Since you mention performance, how does it compare to vhost-user/virtio?
--
David Marchand
next prev parent reply other threads:[~2020-12-18 9:54 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-18 7:47 Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 1/8] lib: introduce emudev library Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 2/8] doc: add emudev library guide Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 3/8] emu: introduce emulated iavf driver Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 4/8] emu/iavf: add vfio-user device register and unregister Chenbo Xia
2021-01-07 7:18 ` Xing, Beilei
2021-01-07 8:41 ` Xia, Chenbo
2020-12-18 7:47 ` [dpdk-dev] [PATCH 5/8] emu/iavf: add resource management and internal logic of iavf Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 6/8] emu/iavf: add emudev operations to fit in emudev framework Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 7/8] test/emudev: introduce functional test Chenbo Xia
2020-12-18 7:47 ` [dpdk-dev] [PATCH 8/8] doc: update release notes for iavf emudev driver Chenbo Xia
2020-12-18 9:53 ` David Marchand [this message]
2020-12-19 6:11 ` [dpdk-dev] [PATCH 0/8] Introduce emudev library and " Xia, Chenbo
2020-12-21 9:52 ` Maxime Coquelin
2020-12-21 12:01 ` Maxime Coquelin
2020-12-22 3:09 ` Xia, Chenbo
2020-12-22 8:48 ` Maxime Coquelin
2020-12-23 5:28 ` Xia, Chenbo
2020-12-19 6:27 ` [dpdk-dev] [PATCH v2 " Chenbo Xia
2020-12-19 6:27 ` [dpdk-dev] [PATCH v2 1/8] lib: introduce emudev library Chenbo Xia
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 2/8] doc: add emudev library guide Chenbo Xia
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 3/8] emu: introduce emulated iavf driver Chenbo Xia
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 4/8] emu/iavf: add vfio-user device register and unregister Chenbo Xia
2021-01-04 6:45 ` Wu, Jingjing
2021-01-05 1:26 ` Xia, Chenbo
2021-01-05 13:41 ` Wu, Jingjing
2021-01-06 7:41 ` Xia, Chenbo
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 5/8] emu/iavf: add resource management and internal logic of iavf Chenbo Xia
2020-12-29 6:05 ` Wu, Jingjing
2020-12-30 1:59 ` Xia, Chenbo
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 6/8] emu/iavf: add emudev operations to fit in emudev framework Chenbo Xia
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 7/8] test/emudev: introduce functional test Chenbo Xia
2020-12-19 6:28 ` [dpdk-dev] [PATCH v2 8/8] doc: update release notes for iavf emudev driver Chenbo Xia
2021-01-13 16:52 ` [dpdk-dev] [PATCH v2 0/8] Introduce emudev library and " Thomas Monjalon
2021-01-14 1:35 ` Xia, Chenbo
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 " Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 1/8] lib: introduce emudev library Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 2/8] doc: add emudev library guide Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 3/8] emu: introduce emulated iavf driver Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 4/8] emu/iavf: add vfio-user device register and unregister Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 5/8] emu/iavf: add resource management and internal logic of iavf Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 6/8] emu/iavf: add emudev operations to fit in emudev framework Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 7/8] test/emudev: introduce functional test Chenbo Xia
2021-01-14 6:25 ` [dpdk-dev] [PATCH v3 8/8] doc: update release notes for iavf emudev driver Chenbo Xia
2024-02-12 22:49 ` [dpdk-dev] [PATCH v3 0/8] Introduce emudev library and " Stephen Hemminger
2023-06-14 19:47 ` [dpdk-dev] [PATCH " Stephen Hemminger
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