netdev - Re: Performance regression on kernels 3.10 and newer

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Message-Id: <20140821.165136.653027228264864005.davem@davemloft.net>
Date:	Thu, 21 Aug 2014 16:51:36 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	alexander.h.duyck@...el.com
Cc:	eric.dumazet@...il.com, netdev@...r.kernel.org
Subject: Re: Performance regression on kernels 3.10 and newer

From: Alexander Duyck <alexander.h.duyck@...el.com>
Date: Fri, 15 Aug 2014 10:15:15 -0700

> This is one of the reasons why I keep asking if someone can tell me
> what the use case is for this where it performs well.

It allows the TCP connection to be paced by the process scheduler's
ability to put the thread doing the I/O on a cpu.
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