Re: About I/O callbacks ...

[Andi Kleen]

On Fri, Jun 22, 2001 at 08:55:00AM -0700, Davide Libenzi wrote:
> I know about rt signals and SIGIO :) but I can't see how You can queue signals :
> 
> current->sig->action[..]
> 
> The action field is an array so if more than one I/O notification is fired
> before the SIGIO is delivered, You'll deliver only the last one.
> Am I missing something ?

Yes. Realtime signals (>=SIGRTMIN) get queued in current->pending.

-Andi