em JumboFrame improovement and PCIe addon-card regression [Was: Re: em regression, UDP LOR followed by ssh stall]

[Jack Vogel]

Glad things are better. On the Hartwell, the 0x10D3 adapter, what is the
problem you are seeing?
I just did an MFC, would ask that you try that code, see if it changes
anything.

Regards,

Jack


On Fri, Apr 16, 2010 at 11:07 AM, Harald Schmalzbauer <
h.schmalzbauer at omnilan.de> wrote:

> Brandon Gooch schrieb am 16.04.2010 17:32 (localtime):
> ...
>
>> Thanks Jack! Your work is very appreciated.
>>
>
> It's extremely appreciated!
>
> I tried another semi-productive system and since that hadn't exposed any
> peculiarity I also upgraded one not too important productive machine.
> All have onboard 82566DM and 82541EI chips and all are working fine so far.
> It seems only my addon-card is affected, which doesn't exhibit a part
> number:
> em0 at pci0:1:0:0: class=0x020000 card=0xa01f8086 chip=0x10d38086 rev=0x00
> hdr=0x00
>    vendor     = 'Intel Corporation'
>    class      = network
>    subclass   = ethernet
> em0: <Intel(R) PRO/1000 Network Connection 7.0.0> port 0x2000-0x201f mem
> 0xe1a80000-0xe1a9ffff,0xe1a00000-0xe1a7ffff,0xe1aa0000-0xe1aa3fff irq 16 at
> device 0.0 on pci1
> em0: Using MSIX interrupts with 5 vectors
> em0: [ITHREAD]
> em0: [ITHREAD]
> em0: [ITHREAD]
> em0: [ITHREAD]
> em0: [ITHREAD]
> em0: Ethernet address: 00:1b:21:3e:90:52
>
> Maybe it's something MSIX related?
>
>
>
>        And I took the chance to reactivate jumbo-frame testings on one of
> the machines at so far it looks promising. I can get icmp relpys with 8972
> bytes payload requests. That hasn't been working with "PRO/1000 Network
> Connection 6.9.14". Now it reports "PRO/1000 Network Connection 7.0.0" and
> with known working windows-driven intel mtu-9014 setted cards I get response
> (which always worked between the windows machines but never with my FreeBSD
> RELENG_8):
>
> ping -f -l 8972
>
> Ping wird ausgeführt für banana.r2k.rzhp.spsnetz.de [192.168.147.11] mit
> 8972 Bytes Daten:
>
> Antwort von 192.168.147.11: Bytes=8972 Zeit<1ms TTL=64
> Antwort von 192.168.147.11: Bytes=8972 Zeit<1ms TTL=64
>
> GREAT! Thank you very much for that improovement!
>
> -Harry
>
>