Messages in this thread |  | | | Date | Thu, 30 Nov 2006 12:06:24 -0800 (PST) | | Subject | Re: [patch 1/4] - Potential performance bottleneck for Linxu TCP | | From | David Miller <> |
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From: Wenji Wu <wenji@fnal.gov> 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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