diff options
| -rw-r--r-- | arch/x86/kernel/apic_32.c | 5 | ||||
| -rw-r--r-- | arch/x86/kernel/apic_64.c | 23 |
2 files changed, 19 insertions, 9 deletions
diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c index 4330a89..ffbad74 100644 --- a/arch/x86/kernel/apic_32.c +++ b/arch/x86/kernel/apic_32.c @@ -577,7 +577,6 @@ static void local_apic_timer_interrupt(void) * [ if a single-CPU system runs an SMP kernel then we call the local * interrupt as well. Thus we cannot inline the local irq ... ] */ - void smp_apic_timer_interrupt(struct pt_regs *regs) { struct pt_regs *old_regs = set_irq_regs(regs); @@ -1021,7 +1020,7 @@ void __cpuinit setup_local_APIC(void) /* * Detect and initialize APIC */ -static int __init detect_init_APIC (void) +static int __init detect_init_APIC(void) { u32 h, l, features; @@ -1165,7 +1164,7 @@ fake_ioapic_page: * This initializes the IO-APIC and APIC hardware if this is * a UP kernel. */ -int __init APIC_init_uniprocessor (void) +int __init APIC_init_uniprocessor(void) { if (enable_local_apic < 0) clear_cpu_cap(&boot_cpu_data, X86_FEATURE_APIC); diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c index 47b8ef5..d1a6966 100644 --- a/arch/x86/kernel/apic_64.c +++ b/arch/x86/kernel/apic_64.c @@ -23,33 +23,37 @@ #include <linux/mc146818rtc.h> #include <linux/kernel_stat.h> #include <linux/sysdev.h> -#include <linux/module.h> #include <linux/ioport.h> #include <linux/clockchips.h> #include <linux/acpi_pmtmr.h> +#include <linux/module.h> #include <asm/atomic.h> #include <asm/smp.h> #include <asm/mtrr.h> #include <asm/mpspec.h> +#include <asm/hpet.h> #include <asm/pgalloc.h> #include <asm/mach_apic.h> #include <asm/nmi.h> #include <asm/idle.h> #include <asm/proto.h> #include <asm/timex.h> -#include <asm/hpet.h> #include <asm/apic.h> -int apic_verbosity; int disable_apic_timer __cpuinitdata; static int apic_calibrate_pmtmr __initdata; int disable_apic; -/* Local APIC timer works in C2? */ +/* Local APIC timer works in C2 */ int local_apic_timer_c2_ok; EXPORT_SYMBOL_GPL(local_apic_timer_c2_ok); +/* + * Debug level, exported for io_apic.c + */ +int apic_verbosity; + static struct resource lapic_resource = { .name = "Local APIC", .flags = IORESOURCE_MEM | IORESOURCE_BUSY, @@ -355,6 +359,11 @@ static void __init calibrate_APIC_clock(void) calibration_result = result / HZ; } +/* + * Setup the boot APIC + * + * Calibrate and verify the result. + */ void __init setup_boot_APIC_clock(void) { /* @@ -1109,8 +1118,8 @@ static struct sysdev_class lapic_sysclass = { }; static struct sys_device device_lapic = { - .id = 0, - .cls = &lapic_sysclass, + .id = 0, + .cls = &lapic_sysclass, }; static void __cpuinit apic_pm_activate(void) @@ -1121,9 +1130,11 @@ static void __cpuinit apic_pm_activate(void) static int __init init_lapic_sysfs(void) { int error; + if (!cpu_has_apic) return 0; /* XXX: remove suspend/resume procs if !apic_pm_state.active? */ + error = sysdev_class_register(&lapic_sysclass); if (!error) error = sysdev_register(&device_lapic); |
