[PATCH] nve(4) locking cleanup
Mike Tancsa
mike at sentex.net
Thu Nov 17 09:07:58 PST 2005
At 11:35 AM 17/11/2005, John Baldwin wrote:
>Hmm, there are a couple of changes such as calling pfnInit() in attach() and
>calling pfnClearTXDesc() in nve_stop() that might be interesting. I've stuck
>those in my work tree and have made a seperate patch relative to HEAD if
>folks want to try them out:
>
>http://www.FreeBSD.org/~jhb/patches/nve_dffixes.patch
On a RELENG_6 kernel with the drivers from HEAD with the above patch
applied, driver loaded as kld,
the box does not seem to crash, but the nic does wedge
nve0: link state changed to DOWN
nve0: link state changed to UP
nve0: link state changed to DOWN
nve0: link state changed to UP
nve0: device timeout (64)
nve0: link state changed to DOWN
nve0: link state changed to UP
nve0: link state changed to DOWN
nve0: link state changed to UP
while generating a lot of 2 way traffic.
This is a Tyan 939 board.
Trying to mount root from ufs:/dev/da0s1a
nve0: <NVIDIA nForce MCP9 Networking Adapter> port 0xe400-0xe407 mem
0xfebfc000-0xfebfcfff irq 23 at device 10.0 on pci0
nve0: Ethernet address 00:e0:81:58:91:fa
miibus2: <MII bus> on nve0
ukphy0: <Generic IEEE 802.3u media interface> on miibus2
ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
1000baseT-FDX, auto
nve0: Ethernet address: 00:e0:81:58:91:fa
nve0: [GIANT-LOCKED]
---Mike
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