The interrupt reservation mode requires reactivation of PCI/MSI interrupts. Create a config option, so the PCI code can set the corresponding flag when required. Signed-off-by: Thomas Gleixner --- kernel/irq/Kconfig | 3 +++ 1 file changed, 3 insertions(+) --- a/kernel/irq/Kconfig +++ b/kernel/irq/Kconfig @@ -100,6 +100,9 @@ config IRQ_TIMINGS config GENERIC_IRQ_MATRIX_ALLOCATOR bool +config GENERIC_IRQ_RESERVATION_MODE + bool + config IRQ_DOMAIN_DEBUG bool "Expose hardware/virtual IRQ mapping via debugfs" depends on IRQ_DOMAIN && DEBUG_FS