Re: [PATCH] 2.6.18-rt7: PowerPC: fix breakage in threaded fasteoi type IRQ handlers
From: Ingo Molnar
Date: Mon Nov 20 2006 - 11:57:51 EST
* Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx> 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
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