LED activity is calculated out of the vm event counters wich are delivered through the all_vm_events() function which requires CONFIG_VM_EVENT_COUNTERS. Signed-off-by: Helge Deller <deller@gmx.de>
@@ -128,6 +128,7 @@ config SUPERIO
config CHASSIS_LCD_LED
bool "Chassis LCD and LED support"
default y
+ select VM_EVENT_COUNTERS
help
Say Y here if you want to enable support for the Heartbeat,
Disk/Network activities LEDs on some PA-RISC machines,
Helge Deller