1config HAVE_GENERIC_HARDIRQS 2 def_bool n 3 4if HAVE_GENERIC_HARDIRQS 5menu "IRQ subsystem" 6# 7# Interrupt subsystem related configuration options 8# 9config GENERIC_HARDIRQS 10 def_bool y 11 12config GENERIC_HARDIRQS_NO__DO_IRQ 13 def_bool y 14 15# Select this to disable the deprecated stuff 16config GENERIC_HARDIRQS_NO_DEPRECATED 17 def_bool n 18 19# Options selectable by the architecture code 20config HAVE_SPARSE_IRQ 21 def_bool n 22 23config GENERIC_IRQ_PROBE 24 def_bool n 25 26config GENERIC_PENDING_IRQ 27 def_bool n 28 29config AUTO_IRQ_AFFINITY 30 def_bool n 31 32config IRQ_PER_CPU 33 def_bool n 34 35config HARDIRQS_SW_RESEND 36 def_bool n 37 38config SPARSE_IRQ 39 bool "Support sparse irq numbering" 40 depends on HAVE_SPARSE_IRQ 41 ---help--- 42 43 Sparse irq numbering is useful for distro kernels that want 44 to define a high CONFIG_NR_CPUS value but still want to have 45 low kernel memory footprint on smaller machines. 46 47 ( Sparse irqs can also be beneficial on NUMA boxes, as they spread 48 out the interrupt descriptors in a more NUMA-friendly way. ) 49 50 If you don't know what to do here, say N. 51 52endmenu 53endif 54