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-rw-r--r--arch/x86/include/asm/apic.h2
-rw-r--r--arch/x86/include/asm/entry_arch.h2
-rw-r--r--arch/x86/include/asm/hardirq.h1
-rw-r--r--arch/x86/include/asm/hw_irq.h1
-rw-r--r--arch/x86/include/asm/irq.h1
-rw-r--r--arch/x86/include/asm/irq_vectors.h5
-rw-r--r--arch/x86/include/asm/uv/uv_hub.h4
7 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index 4ef949c..394d177 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -379,6 +379,7 @@ static inline u32 safe_apic_wait_icr_idle(void)
static inline void ack_APIC_irq(void)
{
+#ifdef CONFIG_X86_LOCAL_APIC
/*
* ack_APIC_irq() actually gets compiled as a single instruction
* ... yummie.
@@ -386,6 +387,7 @@ static inline void ack_APIC_irq(void)
/* Docs say use 0 for future compatibility */
apic_write(APIC_EOI, 0);
+#endif
}
static inline unsigned default_get_apic_id(unsigned long x)
diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index 854d538..c2e6bed 100644
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -33,6 +33,8 @@ BUILD_INTERRUPT3(invalidate_interrupt7,INVALIDATE_TLB_VECTOR_START+7,
smp_invalidate_interrupt)
#endif
+BUILD_INTERRUPT(generic_interrupt, GENERIC_INTERRUPT_VECTOR)
+
/*
* every pentium local APIC has two 'local interrupts', with a
* soft-definable vector attached to both interrupts, one of
diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h
index 176f058..039db6a 100644
--- a/arch/x86/include/asm/hardirq.h
+++ b/arch/x86/include/asm/hardirq.h
@@ -12,6 +12,7 @@ typedef struct {
unsigned int apic_timer_irqs; /* arch dependent */
unsigned int irq_spurious_count;
#endif
+ unsigned int generic_irqs; /* arch dependent */
#ifdef CONFIG_SMP
unsigned int irq_resched_count;
unsigned int irq_call_count;
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 370e1c8..b762ea4 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -27,6 +27,7 @@
/* Interrupt handlers registered during init_IRQ */
extern void apic_timer_interrupt(void);
+extern void generic_interrupt(void);
extern void error_interrupt(void);
extern void spurious_interrupt(void);
extern void thermal_interrupt(void);
diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index 107eb21..f38481b 100644
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -36,6 +36,7 @@ static inline int irq_canonicalize(int irq)
extern void fixup_irqs(void);
#endif
+extern void (*generic_interrupt_extension)(void);
extern void init_IRQ(void);
extern void native_init_IRQ(void);
extern bool handle_irq(unsigned irq, struct pt_regs *regs);
diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 8a285f3..3cbd79b 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -112,6 +112,11 @@
#define LOCAL_PERF_VECTOR 0xee
/*
+ * Generic system vector for platform specific use
+ */
+#define GENERIC_INTERRUPT_VECTOR 0xed
+
+/*
* First APIC vector available to drivers: (vectors 0x30-0xee) we
* start at 0x31(0x41) to spread out vectors evenly between priority
* levels. (0x80 is the syscall vector)
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 777327e..9f4dfba 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -199,6 +199,10 @@ DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info);
#define SCIR_CPU_ACTIVITY 0x02 /* not idle */
#define SCIR_CPU_HB_INTERVAL (HZ) /* once per second */
+/* Loop through all installed blades */
+#define for_each_possible_blade(bid) \
+ for ((bid) = 0; (bid) < uv_num_possible_blades(); (bid)++)
+
/*
* Macros for converting between kernel virtual addresses, socket local physical
* addresses, and UV global physical addresses.
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