Re: sk98lin for 2.6.23-rc1

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On Sat, 8 Sep 2007, Adrian Bunk wrote:
On Sat, Sep 08, 2007 at 01:44:20PM -0400, Bill Davidsen wrote:

Haven't tried later kernels, don't intend to, while no network is really secure, it not really useful.

You are a regular reader of linux-kernel, and therefore the sk98lin removal can hardly be a surprise for you. If you prefer whining over helping to improve the kernel that's your choice...

I've been trying to migrate off sk98lin to skge since earlier this year, without success, starting with 2.6.18 or .19.

I have several of these cards in production using the sk98lin driver:

fresno:~# lspci -vv -s 02:01
02:01.0 Ethernet controller: SysKonnect SK-9872 Gigabit Ethernet Server Adapter (SK-NET GE-ZX dual link) (rev 11)
        Subsystem: SysKonnect SK-9844 Gigabit Ethernet Server Adapter (SK-NET GE-SX dual link)
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR+ FastB2B-
        Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
        Latency: 64 (5750ns min, 7750ns max), Cache Line Size: 32 bytes
        Interrupt: pin A routed to IRQ 22
        Region 0: Memory at febfc000 (32-bit, non-prefetchable) [size=16K]
        Region 1: I/O ports at e800 [size=256]
        Expansion ROM at febc0000 [disabled] [size=128K]
        Capabilities: [48] Power Management version 1
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
                Status: D0 PME-Enable- DSel=0 DScale=1 PME-
        Capabilities: [50] Vital Product Data

They are dual port SX fiber.  Both ports are connected.  If I do this:

fresno:~# modprobe skge
fresno:~# ip li set eth2 up
fresno:~# ip li set eth2 down
fresno:~# ip li set eth3 up

the system locks up and I have to power cycle it. The order doesn't matter (if I do eth3 up/down, then eth2 up kills it).

I don't have any problems with sk98lin.  This works fine:

fresno:~# modprobe sk98lin RlmtMode=DualNet
fresno:~# ip li set eth2 up
fresno:~# ip li set eth2 down
fresno:~# ip li set eth3 up
fresno:~# ip li set eth3 down


I am more than happy to test various driver changes, and have tried a few suggested patches but nothing has worked so far. I would like to be using skge instead of sk98lin, but so far haven't had any success.




-Chris
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