Re: Controlling devices and device namespaces

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> At least with a recent modern distro I can't imagine this to be an
> issue.  I expect we could have a kernel build option that removed the
> mknod system call and a modern distro wouldn't notice.

A few things beyond named pipes will break. PCMCIA I believe still
depends on ugly mknod hackery of its own. You also need it for some
classes of non detectable device.

Basically though you could.

> For migration with direct access to real hardware devices we must treat
> it as hardware hotunplug.  There is nothing else we can do.

That is demonstrably false for a shared bus or a network linked device.
Consider a firewire camera wired to two systems at once. Consider SAN
storage.

Alan
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