Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX enabled

[Jack Vogel]

BTW, the new delta on the driver is coming, I just ran into some issues
with the validation testing done in house and I've had to iron a few things
out.

I am going to implement Hooman's idea of a TX clean from local_timer,
that seems like a good idea.

The other thing I'm doing right now is reenabling the MULTIQUEUE define
and looking at 82574 performance, once I did that I found certain pieces
that needed tweaking. The jury is still out on whether or not this is worth
doing, but I'm making it possible for people to try for themselves.

Anyone that really wants to try this driver early might want to send me
some directed email.

Jack


On Wed, Nov 9, 2011 at 9:00 PM, Jack Vogel <jfvogel at gmail.com> wrote:

> Hmmm, that's an interesting point Adrian, I'll look at that more closely.
>
> Jack
>
>
>
> On Wed, Nov 9, 2011 at 4:09 PM, Adrian Chadd <adrian at freebsd.org> wrote:
>
>> There's no locking around the OACTIVE flag set/clear, right?
>> Is it possible that multiple TX threads are fiddling with OACTIVE and
>> then it's not being properly cleared and tx kicked?
>>
>>
>> Adrian
>>
>
>