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

Dust Li
2024-11-01T06:50:19Z

On 2024-10-29 14:54:15, 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.

Do you see any performance issues without this lock-less linked list ?
Under what test case ? Any performance numbers would be welcome

Best regards,
Dust