Re: owner field in `struct fs'

[Philipp Rumpf]

On Sat, Jun 24, 2000 at 09:25:33PM +0100, Alan Cox wrote:
> > Here it is (it compiles both for UP and SMP, I can't test it on SMP though).
> > 
> > --- linux/kernel/module.c	Fri Jun 23 20:17:18 2000
> > +++ linux-prumpf/kernel/module.c	Sat Jun 24 11:53:05 2000
> 
> CPU1				CPU2
> 				spinlock(&card->lock)
> rmmod
> 		-FREEZE->	
> 				spin on freeze

No.  Freeze uses kernel threads not smp_call_function.  So it would have
to be

CPU1		CPU2
rmmod		spin_lock(&card->lock);
		schedule();
		spin on freeze

scheduling with a spinlock held is usually a bug.

	Philipp