Merge branch 'linus' into x86/cleanups

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / apic.c

diff --git a/arch/x86/kernel/apic.c b/arch/x86/kernel/apic.c
index f7a32a3beb2f39f9683ccab8e6ac058680e9a789..d652515e2855fd61cb5252ecd9d92d9f1653bf81 100644 (file)
--- a/arch/x86/kernel/apic.c
+++ b/arch/x86/kernel/apic.c
@@ -30,6 +30,7 @@
 #include <linux/module.h>
 #include <linux/dmi.h>
 #include <linux/dmar.h>
+#include <linux/ftrace.h>
 
 #include <asm/atomic.h>
 #include <asm/smp.h>
@@ -97,8 +98,8 @@ __setup("apicpmtimer", setup_apicpmtimer);
 #ifdef HAVE_X2APIC
 int x2apic;
 /* x2apic enabled before OS handover */
-int x2apic_preenabled;
-int disable_x2apic;
+static int x2apic_preenabled;
+static int disable_x2apic;
 static __init int setup_nox2apic(char *str)
 {
        disable_x2apic = 1;
@@ -118,8 +119,6 @@ EXPORT_SYMBOL_GPL(local_apic_timer_c2_ok);
 
 int first_system_vector = 0xfe;
 
-char system_vectors[NR_VECTORS] = { [0 ... NR_VECTORS-1] = SYS_VECTOR_FREE};
-
 /*
  * Debug level, exported for io_apic.c
  */
@@ -227,7 +226,7 @@ void xapic_icr_write(u32 low, u32 id)
        apic_write(APIC_ICR, low);
 }
 
-u64 xapic_icr_read(void)
+static u64 xapic_icr_read(void)
 {
        u32 icr1, icr2;
 
@@ -267,7 +266,7 @@ void x2apic_icr_write(u32 low, u32 id)
        wrmsrl(APIC_BASE_MSR + (APIC_ICR >> 4), ((__u64) id) << 32 | low);
 }
 
-u64 x2apic_icr_read(void)
+static u64 x2apic_icr_read(void)
 {
        unsigned long val;
 
@@ -777,11 +776,7 @@ static void local_apic_timer_interrupt(void)
        /*
         * the NMI deadlock-detector uses this.
         */
-#ifdef CONFIG_X86_64
-       add_pda(apic_timer_irqs, 1);
-#else
-       per_cpu(irq_stat, cpu).apic_timer_irqs++;
-#endif
+       inc_irq_stat(apic_timer_irqs);
 
        evt->event_handler(evt);
 }
@@ -794,7 +789,7 @@ 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)
+void __irq_entry smp_apic_timer_interrupt(struct pt_regs *regs)
 {
        struct pt_regs *old_regs = set_irq_regs(regs);
 
@@ -808,9 +803,7 @@ void smp_apic_timer_interrupt(struct pt_regs *regs)
         * Besides, if we don't timer interrupts ignore the global
         * interrupt lock, which is the WrongThing (tm) to do.
         */
-#ifdef CONFIG_X86_64
        exit_idle();
-#endif
        irq_enter();
        local_apic_timer_interrupt();
        irq_exit();
@@ -1668,9 +1661,7 @@ void smp_spurious_interrupt(struct pt_regs *regs)
 {
        u32 v;
 
-#ifdef CONFIG_X86_64
        exit_idle();
-#endif
        irq_enter();
        /*
         * Check if this really is a spurious interrupt and ACK it
@@ -1681,14 +1672,11 @@ void smp_spurious_interrupt(struct pt_regs *regs)
        if (v & (1 << (SPURIOUS_APIC_VECTOR & 0x1f)))
                ack_APIC_irq();
 
-#ifdef CONFIG_X86_64
-       add_pda(irq_spurious_count, 1);
-#else
+       inc_irq_stat(irq_spurious_count);
+
        /* see sw-dev-man vol 3, chapter 7.4.13.5 */
        pr_info("spurious APIC interrupt on CPU#%d, "
                "should never happen.\n", smp_processor_id());
-       __get_cpu_var(irq_stat).irq_spurious_count++;
-#endif
        irq_exit();
 }
 
@@ -1699,9 +1687,7 @@ void smp_error_interrupt(struct pt_regs *regs)
 {
        u32 v, v1;
 
-#ifdef CONFIG_X86_64
        exit_idle();
-#endif
        irq_enter();
        /* First tickle the hardware, only then report what went on. -- REW */
        v = apic_read(APIC_ESR);