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Date:	Thu, 30 Nov 2006 12:06:24 -0800 (PST)
From:	David Miller <>
Subject: Re: [patch 1/4] - Potential performance bottleneck for Linxu TCP

From: Wenji Wu <>
Date: Thu, 30 Nov 2006 10:08:22 -0600

> If the higher prioirty processes become runnable (e.g., interactive
> process), you better yield the CPU, instead of continuing this process. If
> it is the case that the process within tcp_recvmsg() is expriring, then, you
> can continue the process to go ahead to process backlog.

Yes, I understand this, and I made that point in one of my
replies to Ingo Molnar last night.

The only seemingly remaining possibility is to find a way to allow
input packet processing, at least enough to emit ACKs, during
tcp_recvmsg() processing.

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