Multi processor locking problem under 7.0

[David O'Brien]

On Sat, Jan 26, 2008 at 03:58:19PM -0700, Dennis Glatting wrote:
> I have several systems of two different types running 7.0. One is an IBM
> 3550 and the other a Dell 2950. The IBMs more than the Dells
> consistently seem to have a kernel locking problem during dump.
> Specifically, if I execute this command:
> 
> 	dump 0uaLCf 64 /dev/null /usr
> 
> Dump consistently stops in Phase IV.

This isn't an amd64-specific problem.  You should ask in
freebsd-current at .  It affect all MP.