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SubjectRe: [RFC PATCH] add pci_{request,free}_irq take #2
On Tue, Oct 03, 2006 at 06:37:12PM -0400, Jeff Garzik wrote:
> Frederik Deweerdt wrote:
> >My bad, I've mixed your proposal and Matthew's, isn't this just a
> >matter of:
> >
> >I'll look if there's some non-PCI code that might check the irq's value
> >and thus might benefit from this.
> The irq value comes from the PCI subsystem... The PCI subsystem should
> validate it.

That's not true. The value in the pci_dev->irq field has been changed
by the architecture. See, for example, pci_read_irq_line() in
arch/powerpc/kernel/pci_32.c. It's a Linux IRQ number, not a PCI IRQ
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