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From: Dust Li <dust.li@linux.alibaba.com>
To: liqiang <liqiang64@huawei.com>,
	wenjia@linux.ibm.com, jaka@linux.ibm.com,
	alibuda@linux.alibaba.com, tonylu@linux.alibaba.com,
	guwen@linux.alibaba.com
Cc: linux-s390@vger.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, luanjianhai@huawei.com,
	zhangxuzhou4@huawei.com, dengguangxing@huawei.com,
	gaochao24@huawei.com
Subject: Re: [PATCH] net/smc: Optimize the search method of reused buf_desc
Date: Fri, 1 Nov 2024 14:50:16 +0800	[thread overview]
Message-ID: <20241101065016.GF101007@linux.alibaba.com> (raw)
In-Reply-To: <20241029065415.1070-1-liqiang64@huawei.com>

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


  parent reply	other threads:[~2024-11-01  6:50 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-29  6:54 [PATCH] net/smc: Optimize the search method of reused buf_desc liqiang
2024-11-01  2:06 ` Jakub Kicinski
2024-11-01  3:11   ` Li Qiang
2024-11-01  6:50 ` Dust Li [this message]
2024-11-01  8:27   ` Li Qiang
2024-11-04  1:41 ` D. Wythe
2024-11-04  7:34   ` Li Qiang

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