Re: [PATCH] net/smc: Optimize the search method of reused buf_desc

From: Li Qiang
Date: Thu Oct 31 2024 - 23:11:57 EST




在 2024/11/1 10:06, Jakub Kicinski 写道:
> On Tue, 29 Oct 2024 14:54:15 +0800 liqiang wrote:
>> We create a lock-less link list for the currently
>> idle reusable smc_buf_desc.
>>
>> When the 'used' filed mark to 0, it is added to
>> the lock-less linked list.
>>
>> When a new connection is established, a suitable
>> element is obtained directly, which eliminates the
>> need for traversal and search, and does not require
>> locking resource.
>>
>> A lock-free linked list is a linked list that uses
>> atomic operations to optimize the producer-consumer model.
>
> Not sure what the story here is but the patch does not apply to net-next
>

Thanks for the reminder.
I will resend the patch to adapt to net-next later.

--
Cheers,
Li Qiang