Jiang, On Mon, 9 Jun 2014, Jiang Liu wrote: > On x86 platforms, IRQ number are statically allocated to IOAPIC pins at boot. > There are two issues with this design. First it causes trouble to IOAPIC > hotplug because we need to allocate a block of IRQ numbers for each IOAPIC. > Second it may waste IRQ nubmers even if some IOAPIC pins are not used because > IRQ numbers are statically assigned. > > This patchset tries to enable dynamic IRQ number allocation for IOAPIC > by adopting the irqdomain framework, it solves the two issues mentioned > above. It also simplifies the IOAPIC driver by consolidating ways to > program IOAPIC pins with the irqdomain map interface. > > We will enhance the IOAPIC driver core to support ACPI based IOAPIC hotplug > once the IOAPIC driver has been converted to irqdomain. I merged the whole lot. Thanks for doing this and reacting on all the review comments. Very nice cleanup work! Thanks, tglx -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
