On Mon, 27 Sep 2010 12:45:59 -0000 Thomas Gleixner wrote: > The generic irq Kconfig options are copied around all archs. Provide a > generic Kconfig file which can be included. > > Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > --- > kernel/irq/Kconfig | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 49 insertions(+) > > Index: linux-2.6-tip/kernel/irq/Kconfig > =================================================================== > --- /dev/null > +++ linux-2.6-tip/kernel/irq/Kconfig > @@ -0,0 +1,49 @@ > +# > +# Interrupt subsystem related configuration options > +# > + > +menu "Interrupt handling subsystem" > + > +config GENERIC_HARDIRQS > + def_bool y > + > +config GENERIC_HARDIRQS_NO__DO_IRQ > + def_bool y > + > +# Options selectable by the architecture code > +config HAVE_SPARSE_IRQ > + def_bool n > + > +config GENERIC_IRQ_PROBE > + def_bool n > + > +config GENERIC_PENDING_IRQ > + def_bool n > + > +if SPARSE_IRQ && NUMA > +config NUMA_IRQ_DESC > + def_bool n > +endif > + > +config AUTO_IRQ_AFFINITY > + def_bool n > + > +config IRQ_PER_CPU > + def_bool n > + > +config HARDIRQS_SW_RESEND > + def_bool n > + > +config SPARSE_IRQ > + bool "Support sparse irq numbering" > + depends on HAVE_SPARSE_IRQ > + ---help--- > + This enables support for sparse irqs. This is useful for distro > + kernels that want to define a high CONFIG_NR_CPUS value but still > + want to have low kernel memory footprint on smaller machines. > + I see that this is just moved from another location, but it would be good if the "irq"s above could be like the one below (IRQ or IRQs). > + ( Sparse IRQs can also be beneficial on NUMA boxes, as they spread > + out the irq_desc[] array in a more NUMA-friendly way. ) > + > + If you don't know what to do here, say N. --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
