Re: recalc_sigpending() / recalc_sigpending_tsk() ?

[David Howells <dhowells@redhat.com>]

> So I would suggest solving this problem by just adding something like
> 
> 	/* Block all signals except for mask */
> 	void sigallow(unsigned long mask)
> 	{
> 		spin_lock_irq(&current->sigmask_lock);
> 		siginitsetinv(current->blocked, mask);
> 		recalc_sigpending();
> 		spin_unlock_irq(&current->sigmask_lock);
> 	}
> 
> and be done with it. That seems to be what most of the non-signal.c users
> actually _want_.

Maybe you should return the old mask too?

David