Hi Greg, On 2018-08-16, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > I'm announcing the release of the 4.14.63 kernel. > > All users of the 4.14 kernel series must upgrade. This fails to build: CC drivers/rtc/rtc-cmos.o In file included from /scratch_space/linux/drivers/rtc/rtc-cmos.c:45:0: /scratch_space/linux/arch/x86/include/asm/i8259.h: In function ‘inb_pic’: /scratch_space/linux/arch/x86/include/asm/i8259.h:33:24: error: implicit declaration of function ‘inb’ [-Werror=implicit-function-declaration] unsigned char value = inb(port); ^~~ /scratch_space/linux/arch/x86/include/asm/i8259.h: In function ‘outb_pic’: /scratch_space/linux/arch/x86/include/asm/i8259.h:46:2: error: implicit declaration of function ‘outb’ [-Werror=implicit-function-declaration] outb(value, port); ^~~~ 4.14.62 builds OK. #including <asm/io.h> in i8259.h fixes it. Cheers, Nick