Messages in this thread | | | Date | Thu, 9 Sep 2004 13:56:23 -0400 | Subject | Re: [patch] generic-hardirqs.patch, 2.6.9-rc1-bk14 | From | Scott Wood <> |
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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.
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