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FromRusty Russell <>
SubjectRe: [PATCH] Add module_kernel_thread for threads that live in modules.
DateMon, 16 Jun 2003 19:22:43 +1000
In message <Pine.LNX.4.44.0306161043020.2079-100000@notebook.home.mdiehl.de> you write:
> On Mon, 16 Jun 2003, Rusty Russell wrote:
> > It would be syncronous:> You mean your cleanup_thread would block for completion of the keventd 
> stuff? Ok, this would work. But then, when calling cleanup_thread, f.e. we 
> must not hold any semaphore which might be acquired by _any_ other work 
> scheduled for keventd or we might end in deadlock (like the rtnl+hotplug 
> issue we had seen recently).
I think we're talking across each other: take a look at the existing
kernel/kmod.c __call_usermodehelper to see how we wait at the moment.

> > Also, this replaces complete_and_exit: the thread can just exit.  This
> > simplifies things for the users, too...> > Personally I do like the complete_and_exit thing as a simple and clear 
> finalisation point.

Not as clean as "wait until the thread has exited", surely!

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