Re: CPU Hotplug: Hotplug Script And SIGPWR

Rusty Russell
2004-01-22T07:16:26Z

In message <20040121070844.GA31807@hockin.org> you write:
> Process A has now discarded useful potentially VALUABLE information, with no
> way to retrieve it. The hot plug scripts do not have enough information to
> put things the way they were before. I can't believe that anyone considers
> this to be OK.

We already established that the process which cares has to listed to
hotplug events.

Userland should handle it *before* telling the kernel to remove the
CPU. What we're dealing with here is merely a corner case, IMHO worth
neither hysteria nor a great deal of code.

Rusty.
--
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.