Attilio Rao <attilio@FreeBSD.org> writes:
> Opteron rev E family of processor expose a bug where, in very rare
> ocassions, memory barriers semantic is not honoured by the hardware
> itself. As a result, some random breakage can happen in uninvestigable
> ways (for further explanation see at the content of the commit itself).
According to the reference you gave, OpenSolaris has a workaround for
this issue. Perhaps we should adopt it?
Dag-Erling Smrgrav - firstname.lastname@example.org