Re: [PATCH] 2.6.18-rt7: PowerPC: fix breakage in threaded fasteoi type IRQ handlers

Ingo Molnar
2006-11-20T16:57:32Z

* Sergei Shtylyov <sshtylyov@ru.mvista.com> wrote:

> >on PPC64, 'get the vector' initiates an ACK as well - is that done
> >before handle_irq() is done?
>
> Exactly. How else do_IRQ() would know the vector?

the reason i'm asking is that in this case masking is a bit late at this
point and there's a chance for a repeat interrupt.

Ingo