New em driver

Ronald Klop ronald-freebsd8 at
Wed Nov 1 22:20:15 UTC 2006

On Wed, 01 Nov 2006 00:48:46 +0100, Ronald Klop  
<ronald-freebsd8 at> wrote:

> On Sat, 28 Oct 2006 03:44:37 +0200, Jack Vogel <jfvogel at> wrote:
>> After a conference call today, it was decided that a merge of
>> my Intel driver base and the STABLE code would take place.
>> This code undoes the INTR_FAST/taskqueue approach for right
>> now. Work will continue to get that to work, but the hope is that
>> this driver will be more stable for the 6.2 release.
>> I encourage everyone that has been having issues to pull the
>> new driver and give us feedback. A few select testers so far
>> have seen stable performance.
> I'm running this at my workstation at work. Today it still had  
> DEVICE_POLLING compiled in, but no +polling on the interface. It looks  
> ok. I recompiled without DEVICE_POLLING in the kernel tonight and wil  
> report when I have more experience tomorrow.
> I didn't really stress-test it, but that wasn't necessary in the past to  
> trigger the watchdog timeouts. A little CPU load did the job in the past.
> Ronald.

Without DEVICE_POLLING in the kernel my em0 also survived the day. But  
again I didn't stresstest it, because there was no time to do that at work.


  Ronald Klop
  Amsterdam, The Netherlands

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