Собираю ядро с kernel.org, при сборке стопорится на этом
arch/arm/mach-at91/gpio.c: In function ‘gpio_irq_handler’:
arch/arm/mach-at91/gpio.c:412:11: error: ‘irq_desc’ undeclared (first use in this function)
arch/arm/mach-at91/gpio.c:412:11: note: each undeclared identifier is reported only once for each function it appears in
make[1]: *** [arch/arm/mach-at91/gpio.o] Error 1
make: *** [arch/arm/mach-at91] Error 2
Как обойти?