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Re: [Qemu-devel] [PATCH] net: add drop_packets parameter to -net nic


From: Anthony Liguori
Subject: Re: [Qemu-devel] [PATCH] net: add drop_packets parameter to -net nic
Date: Mon, 25 Apr 2011 08:42:17 -0500
User-agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.15) Gecko/20110411 Lightning/1.0b2 Thunderbird/3.1.9

On 04/25/2011 08:40 AM, Stefan Hajnoczi wrote:
2011/4/25 Nguyễn Thái Ngọc Duy<address@hidden>:
Dropping packets is sometimes perferred behavior. Add drop_packets
parameter to NICConf struct and let nic simulation decide how to use
it.

Only e1000 supports this for now.

Signed-off-by: Nguyễn Thái Ngọc Duy<address@hidden>
---
  Documentation is missing, but I'm not even sure if there's any other
  user who finds this useful.

Can you explain why you are adding this?  You are trying to bypass the
send queue and drop packets instead?

And some performance results always help with this sort of thing.

Regards,

Anthony Liguori


Stefan





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