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From: Pavel Begunkov <[email protected]>
To: Paolo Abeni <[email protected]>, Jakub Kicinski <[email protected]>
Cc: Jens Axboe <[email protected]>,
	"David S. Miller" <[email protected]>,
	Eric Dumazet <[email protected]>,
	Jesper Dangaard Brouer <[email protected]>,
	David Ahern <[email protected]>,
	Mina Almasry <[email protected]>,
	Stanislav Fomichev <[email protected]>,
	Joe Damato <[email protected]>,
	Pedro Tammela <[email protected]>,
	David Wei <[email protected]>,
	[email protected], [email protected]
Subject: Re: [PATCH net-next v11 00/21] io_uring zero copy rx
Date: Fri, 17 Jan 2025 16:19:09 +0000	[thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

On 1/17/25 16:05, Paolo Abeni wrote:
> On 1/17/25 3:42 PM, Pavel Begunkov wrote:
>> On 1/17/25 14:28, Paolo Abeni wrote:
>>> On 1/17/25 12:16 AM, David Wei wrote:
>>>> This patchset adds support for zero copy rx into userspace pages using
>>>> io_uring, eliminating a kernel to user copy.
>>>>
...
>>>> Broadcom bnxt support:
>>>> [1]: https://lore.kernel.org/netdev/[email protected]/
>>>>
>>>> Linux kernel branch:
>>>> [2]: https://github.com/spikeh/linux.git zcrx/v9
>>>>
>>>> liburing for testing:
>>>> [3]: https://github.com/isilence/liburing.git zcrx/next
>>>>
>>>> kperf for testing:
>>>> [4]: https://git.kernel.dk/kperf.git
>>>
>>> We are getting very close to the merge window. In order to get this
>>> series merged before such deadline the point raised by Jakub on this
>>> version must me resolved, the next iteration should land to the ML
>>> before the end of the current working day and the series must apply
>>> cleanly to net-next, so that it can be processed by our CI.
>>
>> Sounds good, thanks Paolo.
>>
>> Since the merging is not trivial, I'll send a PR for the net/
>> patches instead of reposting the entire thing, if that sounds right
>> to you. The rest will be handled on the io_uring side.
> 
> I agree it is the more straight-forward path. @Jakub: do you see any
> problem with the above?

I couldn't cleanly base it onto linus' branch, so after talking it
over with Jens, I sent it as a normal patchset. Jens will help to
handle the rest if the net patches are merged.

-- 
Pavel Begunkov


      reply	other threads:[~2025-01-17 16:18 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-16 23:16 [PATCH net-next v11 00/21] io_uring zero copy rx David Wei
2025-01-16 23:16 ` [PATCH net-next v11 01/21] net: page_pool: don't cast mp param to devmem David Wei
2025-01-16 23:16 ` [PATCH net-next v11 02/21] net: prefix devmem specific helpers David Wei
2025-01-16 23:16 ` [PATCH net-next v11 03/21] net: generalise net_iov chunk owners David Wei
2025-01-16 23:16 ` [PATCH net-next v11 04/21] net: page_pool: create hooks for custom memory providers David Wei
2025-01-17  1:46   ` Jakub Kicinski
2025-01-17  1:48     ` Jakub Kicinski
2025-01-17  2:15       ` David Wei
2025-01-16 23:16 ` [PATCH net-next v11 05/21] netdev: add io_uring memory provider info David Wei
2025-01-16 23:16 ` [PATCH net-next v11 06/21] net: page_pool: add callback for mp info printing David Wei
2025-01-16 23:16 ` [PATCH net-next v11 07/21] net: page_pool: add a mp hook to unregister_netdevice* David Wei
2025-01-16 23:16 ` [PATCH net-next v11 08/21] net: prepare for non devmem TCP memory providers David Wei
2025-01-16 23:16 ` [PATCH net-next v11 09/21] net: page_pool: add memory provider helpers David Wei
2025-01-17  1:47   ` Jakub Kicinski
2025-01-16 23:16 ` [PATCH net-next v11 10/21] net: add helpers for setting a memory provider on an rx queue David Wei
2025-01-17  1:50   ` Jakub Kicinski
2025-01-17  1:52   ` Jakub Kicinski
2025-01-17  2:17     ` David Wei
2025-01-17  2:25   ` Jakub Kicinski
2025-01-17  2:47     ` Pavel Begunkov
2025-01-17 22:11       ` Jakub Kicinski
2025-01-17 23:20         ` Pavel Begunkov
2025-01-18  2:08           ` Jakub Kicinski
2025-01-18  3:09             ` Pavel Begunkov
2025-01-16 23:16 ` [PATCH net-next v11 11/21] io_uring/zcrx: add interface queue and refill queue David Wei
2025-01-16 23:16 ` [PATCH net-next v11 12/21] io_uring/zcrx: add io_zcrx_area David Wei
2025-01-16 23:16 ` [PATCH net-next v11 13/21] io_uring/zcrx: grab a net device David Wei
2025-01-16 23:16 ` [PATCH net-next v11 14/21] io_uring/zcrx: implement zerocopy receive pp memory provider David Wei
2025-01-17  2:07   ` Jakub Kicinski
2025-01-17  2:17     ` David Wei
2025-01-16 23:16 ` [PATCH net-next v11 15/21] io_uring/zcrx: dma-map area for the device David Wei
2025-01-16 23:16 ` [PATCH net-next v11 16/21] io_uring/zcrx: add io_recvzc request David Wei
2025-01-16 23:16 ` [PATCH net-next v11 17/21] io_uring/zcrx: set pp memory provider for an rx queue David Wei
2025-01-17  2:13   ` Jakub Kicinski
2025-01-17  2:38     ` Pavel Begunkov
2025-01-16 23:17 ` [PATCH net-next v11 18/21] io_uring/zcrx: throttle receive requests David Wei
2025-01-16 23:17 ` [PATCH net-next v11 19/21] io_uring/zcrx: add copy fallback David Wei
2025-01-16 23:17 ` [PATCH net-next v11 20/21] net: add documentation for io_uring zcrx David Wei
2025-01-16 23:17 ` [PATCH net-next v11 21/21] io_uring/zcrx: add selftest David Wei
2025-01-17 14:28 ` [PATCH net-next v11 00/21] io_uring zero copy rx Paolo Abeni
2025-01-17 14:42   ` Pavel Begunkov
2025-01-17 16:05     ` Paolo Abeni
2025-01-17 16:19       ` Pavel Begunkov [this message]

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