Re: [patch] generic-hardirqs.patch, 2.6.9-rc1-bk14

[Scott Wood]

On Wed, Sep 08, 2004 at 02:12:17PM +0100, Christoph Hellwig wrote:
> On Wed, Sep 08, 2004 at 03:05:52PM +0200, Ingo Molnar wrote:
> > is there any architecture that cannot make use of kernel/hardirq.c _at
> > all_?
> 
> s390 doesn't need it at all because it doesn't have the concept of hardirqs.
> 
> At least arm{,26}, m68k{,nommu} and parisc and sparc{,64} use extremly
> different models for irq handling

They're not irreparably different, though (at least, not all of
them); we had generic IRQ code (with threads) running in our 2.4
kernel on arm and sparc64.

-Scott
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