network slowness/freez-up since update 10/11

[Bruce M Simpson]

On Wed, Oct 13, 2004 at 04:27:22PM -0400, Robert Watson wrote:
> There appears to bea problem with if_de cards and Giant-free operation.
> I'm working with John Baldwin to try and diagnose it.  Could you try
> putting debug.mpsafenet=0 in /boot/loader.conf and reboot to confirm that
> this is what's going on?

The de(4) driver is a bit of a mess as regards locking.
I had a look at this back in June/July but no longer have the hardware.
It would probably be best to bring it under IFF_NEEDSGIANT.

BMS