Re: [PATCH v3 0/2] io_uring/zcrx: recvzc read limit

[Jens Axboe <axboe@kernel.dk>]

On 2/24/25 1:33 PM, David Wei wrote:
> On 2025-02-24 11:56, Jens Axboe wrote:
>> On 2/24/25 7:35 AM, Jens Axboe wrote:
>>>
>>> On Sun, 23 Feb 2025 20:13:17 -0800, David Wei wrote:
>>>> Currently multishot recvzc requests have no read limit and will remain
>>>> active so as long as the socket remains open. But, there are sometimes a
>>>> need to do a fixed length read e.g. peeking at some data in the socket.
>>>>
>>>> Add a length limit to recvzc requests `len`. A value of 0 means no limit
>>>> which is the previous behaviour. A positive value N specifies how many
>>>> bytes to read from the socket.
>>>>
>>>> [...]
>>>
>>> Applied, thanks!
>>>
>>> [1/2] io_uring/zcrx: add a read limit to recvzc requests
>>>       commit: 9a53ea6aa5c87fe4c49297158e7982dbe4f96227
>>> [2/2] io_uring/zcrx: add selftest case for recvzc with read limit
>>>       commit: f4b4948fb824a9fbaff906d96f6d575305842efc
>>
>> Fixed up 1/2 for !CONFIG_NET, fwiw.
>>
> 
> Thanks, and sorry for the noise. I'll be sure to compile check
> !CONFIG_NET next time.

Easy to miss, and the kernel test bot always finds them. So not a huge
deal.

-- 
Jens Axboe