From: Shakeel Butt <shakeelb@google.com>
To: Mina Almasry <almasrymina@google.com>
Cc: "Shailend Chand" <shailend@google.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, linux-arch@vger.kernel.org,
linux-kselftest@vger.kernel.org, bpf@vger.kernel.org,
linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org,
"David S. Miller" <davem@davemloft.net>,
"Eric Dumazet" <edumazet@google.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
"Jonathan Corbet" <corbet@lwn.net>,
"Jeroen de Borst" <jeroendb@google.com>,
"Praveen Kaligineedi" <pkaligineedi@google.com>,
"Jesper Dangaard Brouer" <hawk@kernel.org>,
"Ilias Apalodimas" <ilias.apalodimas@linaro.org>,
"Arnd Bergmann" <arnd@arndb.de>,
"David Ahern" <dsahern@kernel.org>,
"Willem de Bruijn" <willemdebruijn.kernel@gmail.com>,
"Shuah Khan" <shuah@kernel.org>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
"Christian König" <christian.koenig@amd.com>,
"Yunsheng Lin" <linyunsheng@huawei.com>,
"Harshitha Ramamurthy" <hramamurthy@google.com>
Subject: Re: [net-next v1 00/16] Device Memory TCP
Date: Sun, 10 Dec 2023 03:48:07 +0000 [thread overview]
Message-ID: <20231210034807.kqspmykhxpkdtoiy@google.com> (raw)
In-Reply-To: <20231208005250.2910004-1-almasrymina@google.com>
On Thu, Dec 07, 2023 at 04:52:31PM -0800, Mina Almasry wrote:
[...]
>
> Today, the majority of the Device-to-Device data transfers the network are
'the network' in above can be removed.
> implemented as the following low level operations: Device-to-Host copy,
> Host-to-Host network transfer, and Host-to-Device copy.
>
[...]
>
> ** Part 5: recvmsg() APIs
>
> We define user APIs for the user to send and receive device memory.
>
> Not included with this RFC is the GVE devmem TCP support, just to
no more RFC
> simplify the review. Code available here if desired:
> https://github.com/mina/linux/tree/tcpdevmem
>
> This RFC is built on top of net-next with Jakub's pp-providers changes
no more RFC
[...]
>
> ** Test Setup
>
> Kernel: net-next with this RFC and memory provider API cherry-picked
no more RFC
> locally.
>
> Hardware: Google Cloud A3 VMs.
>
> NIC: GVE with header split & RSS & flow steering support.
>
WARNING: multiple messages have this Message-ID (diff)
From: Shakeel Butt <shakeelb@google.com>
To: Mina Almasry <almasrymina@google.com>
Cc: linux-doc@vger.kernel.org, dri-devel@lists.freedesktop.org,
"Eric Dumazet" <edumazet@google.com>,
linux-kselftest@vger.kernel.org, "Shuah Khan" <shuah@kernel.org>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
linux-arch@vger.kernel.org,
"Willem de Bruijn" <willemdebruijn.kernel@gmail.com>,
"Jeroen de Borst" <jeroendb@google.com>,
"Jonathan Corbet" <corbet@lwn.net>,
"Jakub Kicinski" <kuba@kernel.org>,
"Paolo Abeni" <pabeni@redhat.com>,
linux-media@vger.kernel.org,
"Jesper Dangaard Brouer" <hawk@kernel.org>,
"Arnd Bergmann" <arnd@arndb.de>,
"Shailend Chand" <shailend@google.com>,
"Harshitha Ramamurthy" <hramamurthy@google.com>,
netdev@vger.kernel.org, "David Ahern" <dsahern@kernel.org>,
"Ilias Apalodimas" <ilias.apalodimas@linaro.org>,
linux-kernel@vger.kernel.org,
"Christian König" <christian.koenig@amd.com>,
"Yunsheng Lin" <linyunsheng@huawei.com>,
"Praveen Kaligineedi" <pkaligineedi@google.com>,
bpf@vger.kernel.org, "David S. Miller" <davem@davemloft.net>
Subject: Re: [net-next v1 00/16] Device Memory TCP
Date: Sun, 10 Dec 2023 03:48:07 +0000 [thread overview]
Message-ID: <20231210034807.kqspmykhxpkdtoiy@google.com> (raw)
In-Reply-To: <20231208005250.2910004-1-almasrymina@google.com>
On Thu, Dec 07, 2023 at 04:52:31PM -0800, Mina Almasry wrote:
[...]
>
> Today, the majority of the Device-to-Device data transfers the network are
'the network' in above can be removed.
> implemented as the following low level operations: Device-to-Host copy,
> Host-to-Host network transfer, and Host-to-Device copy.
>
[...]
>
> ** Part 5: recvmsg() APIs
>
> We define user APIs for the user to send and receive device memory.
>
> Not included with this RFC is the GVE devmem TCP support, just to
no more RFC
> simplify the review. Code available here if desired:
> https://github.com/mina/linux/tree/tcpdevmem
>
> This RFC is built on top of net-next with Jakub's pp-providers changes
no more RFC
[...]
>
> ** Test Setup
>
> Kernel: net-next with this RFC and memory provider API cherry-picked
no more RFC
> locally.
>
> Hardware: Google Cloud A3 VMs.
>
> NIC: GVE with header split & RSS & flow steering support.
>
next prev parent reply other threads:[~2023-12-10 3:48 UTC|newest]
Thread overview: 145+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-08 0:52 [net-next v1 00/16] Device Memory TCP Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 01/16] net: page_pool: factor out releasing DMA from releasing the page Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-10 3:49 ` Shakeel Butt
2023-12-10 3:49 ` Shakeel Butt
2023-12-12 8:11 ` Ilias Apalodimas
2023-12-12 8:11 ` Ilias Apalodimas
2023-12-08 0:52 ` [net-next v1 02/16] net: page_pool: create hooks for custom page providers Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-12 8:07 ` Ilias Apalodimas
2023-12-12 8:07 ` Ilias Apalodimas
2023-12-12 14:47 ` Mina Almasry
2023-12-12 14:47 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 03/16] queue_api: define queue api Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-14 1:15 ` Jakub Kicinski
2023-12-14 1:15 ` Jakub Kicinski
2023-12-08 0:52 ` [net-next v1 04/16] gve: implement " Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2024-03-05 11:45 ` Arnd Bergmann
2023-12-08 0:52 ` [net-next v1 05/16] net: netdev netlink api to bind dma-buf to a net device Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-14 1:17 ` Jakub Kicinski
2023-12-14 1:17 ` Jakub Kicinski
2023-12-08 0:52 ` [net-next v1 06/16] netdev: support binding dma-buf to netdevice Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 15:40 ` kernel test robot
2023-12-08 15:40 ` kernel test robot
2023-12-08 16:02 ` kernel test robot
2023-12-08 16:02 ` kernel test robot
2023-12-08 17:48 ` David Ahern
2023-12-08 17:48 ` David Ahern
2023-12-08 19:22 ` Mina Almasry
2023-12-08 19:22 ` Mina Almasry
2023-12-08 20:32 ` Mina Almasry
2023-12-08 20:32 ` Mina Almasry
2023-12-09 23:29 ` David Ahern
2023-12-09 23:29 ` David Ahern
2023-12-11 2:19 ` Mina Almasry
2023-12-11 2:19 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 07/16] netdev: netdevice devmem allocator Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 17:56 ` David Ahern
2023-12-08 17:56 ` David Ahern
2023-12-08 19:27 ` Mina Almasry
2023-12-08 19:27 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 08/16] memory-provider: dmabuf devmem memory provider Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 22:48 ` Pavel Begunkov
2023-12-08 22:48 ` Pavel Begunkov
2023-12-08 23:25 ` Mina Almasry
2023-12-08 23:25 ` Mina Almasry
2023-12-10 3:03 ` Pavel Begunkov
2023-12-10 3:03 ` Pavel Begunkov
2023-12-11 2:30 ` Mina Almasry
2023-12-11 2:30 ` Mina Almasry
2023-12-11 20:35 ` Pavel Begunkov
2023-12-11 20:35 ` Pavel Begunkov
2023-12-14 20:03 ` Mina Almasry
2023-12-14 20:03 ` Mina Almasry
2023-12-19 23:55 ` Pavel Begunkov
2023-12-19 23:55 ` Pavel Begunkov
2023-12-08 23:05 ` Pavel Begunkov
2023-12-08 23:05 ` Pavel Begunkov
2023-12-12 12:25 ` Jason Gunthorpe
2023-12-12 12:25 ` Jason Gunthorpe
2023-12-12 13:07 ` Christoph Hellwig
2023-12-12 14:26 ` Mina Almasry
2023-12-12 14:26 ` Mina Almasry
2023-12-12 14:39 ` Jason Gunthorpe
2023-12-12 14:39 ` Jason Gunthorpe
2023-12-12 14:58 ` Mina Almasry
2023-12-12 14:58 ` Mina Almasry
2023-12-12 15:08 ` Jason Gunthorpe
2023-12-12 15:08 ` Jason Gunthorpe
2023-12-13 1:09 ` Mina Almasry
2023-12-13 1:09 ` Mina Almasry
2023-12-13 2:19 ` David Ahern
2023-12-13 2:19 ` David Ahern
2023-12-13 7:49 ` Yinjun Zhang
2023-12-13 7:49 ` Yinjun Zhang
2023-12-08 0:52 ` [net-next v1 09/16] page_pool: device memory support Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 9:30 ` Yunsheng Lin
2023-12-08 9:30 ` Yunsheng Lin
2023-12-08 16:05 ` Mina Almasry
2023-12-08 16:05 ` Mina Almasry
2023-12-11 2:04 ` Yunsheng Lin
2023-12-11 2:04 ` Yunsheng Lin
2023-12-11 2:26 ` Mina Almasry
2023-12-11 2:26 ` Mina Almasry
2023-12-11 4:04 ` Mina Almasry
2023-12-11 4:04 ` Mina Almasry
2023-12-11 11:51 ` Yunsheng Lin
2023-12-11 11:51 ` Yunsheng Lin
2023-12-11 18:14 ` Mina Almasry
2023-12-11 18:14 ` Mina Almasry
2023-12-12 11:17 ` Yunsheng Lin
2023-12-12 11:17 ` Yunsheng Lin
2023-12-12 14:28 ` Mina Almasry
2023-12-12 14:28 ` Mina Almasry
2023-12-13 11:48 ` Yunsheng Lin
2023-12-13 11:48 ` Yunsheng Lin
2023-12-13 7:52 ` Mina Almasry
2023-12-13 7:52 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 10/16] page_pool: don't release iov on elevanted refcount Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 11/16] net: support non paged skb frags Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 12/16] net: add support for skbs with unreadable frags Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 13/16] tcp: RX path for devmem TCP Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 15:40 ` kernel test robot
2023-12-08 15:40 ` kernel test robot
2023-12-08 17:55 ` David Ahern
2023-12-08 17:55 ` David Ahern
2023-12-08 19:23 ` Mina Almasry
2023-12-08 19:23 ` Mina Almasry
2023-12-08 0:52 ` [net-next v1 14/16] net: add SO_DEVMEM_DONTNEED setsockopt to release RX frags Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-12 19:08 ` Simon Horman
2023-12-12 19:08 ` Simon Horman
2023-12-08 0:52 ` [net-next v1 15/16] net: add devmem TCP documentation Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-12 19:14 ` Simon Horman
2023-12-12 19:14 ` Simon Horman
2023-12-08 0:52 ` [net-next v1 16/16] selftests: add ncdevmem, netcat for devmem TCP Mina Almasry
2023-12-08 0:52 ` Mina Almasry
2023-12-08 1:47 ` [net-next v1 00/16] Device Memory TCP Mina Almasry
2023-12-08 1:47 ` Mina Almasry
2023-12-08 17:57 ` David Ahern
2023-12-08 17:57 ` David Ahern
2023-12-08 19:31 ` Mina Almasry
2023-12-08 19:31 ` Mina Almasry
2023-12-10 3:48 ` Shakeel Butt [this message]
2023-12-10 3:48 ` Shakeel Butt
2023-12-12 5:58 ` Christoph Hellwig
2023-12-14 6:20 ` patchwork-bot+netdevbpf
2023-12-14 6:20 ` patchwork-bot+netdevbpf
2023-12-14 6:48 ` Christoph Hellwig
2023-12-14 6:51 ` Mina Almasry
2023-12-14 6:51 ` Mina Almasry
2023-12-14 6:59 ` Christoph Hellwig
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