From: Yinghai Lu Normally we will have two segment not connected pin pin0, and pin after 15... So we need to print out "not connected\n" for previous segment, before printing out connected pins info... Signed-off-by: Yinghai Lu Cc: Andi Kleen Signed-off-by: Andrew Morton --- arch/i386/kernel/io_apic.c | 5 +++++ arch/x86_64/kernel/io_apic.c | 6 +++++- 2 files changed, 10 insertions(+), 1 deletion(-) diff -puN arch/i386/kernel/io_apic.c~x86-make-io-apic-not-connected-pin-print-complete arch/i386/kernel/io_apic.c --- a/arch/i386/kernel/io_apic.c~x86-make-io-apic-not-connected-pin-print-complete +++ a/arch/i386/kernel/io_apic.c @@ -1293,6 +1293,11 @@ static void __init setup_IO_APIC_irqs(vo continue; } + if (!first_notcon) { + apic_printk(APIC_VERBOSE, " not connected.\n"); + first_notcon = 1; + } + entry.trigger = irq_trigger(idx); entry.polarity = irq_polarity(idx); diff -puN arch/x86_64/kernel/io_apic.c~x86-make-io-apic-not-connected-pin-print-complete arch/x86_64/kernel/io_apic.c --- a/arch/x86_64/kernel/io_apic.c~x86-make-io-apic-not-connected-pin-print-complete +++ a/arch/x86_64/kernel/io_apic.c @@ -875,6 +875,10 @@ static void __init setup_IO_APIC_irqs(vo apic_printk(APIC_VERBOSE, ", %d-%d", mp_ioapics[apic].mpc_apicid, pin); continue; } + if (!first_notcon) { + apic_printk(APIC_VERBOSE, " not connected.\n"); + first_notcon = 1; + } irq = pin_2_irq(idx, apic, pin); add_pin_to_irq(irq, apic, pin); @@ -885,7 +889,7 @@ static void __init setup_IO_APIC_irqs(vo } if (!first_notcon) - apic_printk(APIC_VERBOSE," not connected.\n"); + apic_printk(APIC_VERBOSE, " not connected.\n"); } /* _