x86: UV RTC: Rename generic_interrupt to x86_platform_ipi

Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
LKML-Reference: <20091014142257.GE11048@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index f5693c8..8e8ec66 100644 (file)
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -34,7 +34,7 @@ BUILD_INTERRUPT3(invalidate_interrupt7,INVALIDATE_TLB_VECTOR_START+7,
                 smp_invalidate_interrupt)
 #endif
 
-BUILD_INTERRUPT(generic_interrupt, GENERIC_INTERRUPT_VECTOR)
+BUILD_INTERRUPT(x86_platform_ipi, X86_PLATFORM_IPI_VECTOR)
 
 /*
  * every pentium local APIC has two 'local interrupts', with a

diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h
index 82e3e8f..beaabd7 100644 (file)
--- a/arch/x86/include/asm/hardirq.h
+++ b/arch/x86/include/asm/hardirq.h
@@ -12,7 +12,7 @@ typedef struct {
        unsigned int apic_timer_irqs;   /* arch dependent */
        unsigned int irq_spurious_count;
 #endif
-       unsigned int generic_irqs;      /* arch dependent */
+       unsigned int x86_platform_ipis; /* arch dependent */
        unsigned int apic_perf_irqs;
        unsigned int apic_pending_irqs;
 #ifdef CONFIG_SMP

diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index ba180d9..95207ca 100644 (file)
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -27,7 +27,7 @@
 
 /* Interrupt handlers registered during init_IRQ */
 extern void apic_timer_interrupt(void);
-extern void generic_interrupt(void);
+extern void x86_platform_ipi(void);
 extern void error_interrupt(void);
 extern void perf_pending_interrupt(void);
 
@@ -101,7 +101,7 @@ extern void eisa_set_level_irq(unsigned int irq);
 /* SMP */
 extern void smp_apic_timer_interrupt(struct pt_regs *);
 extern void smp_spurious_interrupt(struct pt_regs *);
-extern void smp_generic_interrupt(struct pt_regs *);
+extern void smp_x86_platform_ipi(struct pt_regs *);
 extern void smp_error_interrupt(struct pt_regs *);
 #ifdef CONFIG_X86_IO_APIC
 extern asmlinkage void smp_irq_move_cleanup_interrupt(void);

diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index ddda6cb..fcbc6d1 100644 (file)
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -36,7 +36,7 @@ static inline int irq_canonicalize(int irq)
 extern void fixup_irqs(void);
 #endif
 
-extern void (*generic_interrupt_extension)(void);
+extern void (*x86_platform_ipi_callback)(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 5b21f0e..6a635bd 100644 (file)
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -106,7 +106,7 @@
 /*
  * Generic system vector for platform specific use
  */
-#define GENERIC_INTERRUPT_VECTOR       0xed
+#define X86_PLATFORM_IPI_VECTOR                0xed
 
 /*
  * Performance monitoring pending work vector:

diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index b5c061f..6714432 100644 (file)
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -969,8 +969,8 @@ apicinterrupt UV_BAU_MESSAGE \
 #endif
 apicinterrupt LOCAL_TIMER_VECTOR \
        apic_timer_interrupt smp_apic_timer_interrupt
-apicinterrupt GENERIC_INTERRUPT_VECTOR \
-       generic_interrupt smp_generic_interrupt
+apicinterrupt X86_PLATFORM_IPI_VECTOR \
+       x86_platform_ipi smp_x86_platform_ipi
 
 #ifdef CONFIG_SMP
 apicinterrupt INVALIDATE_TLB_VECTOR_START+0 \

diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index 3912061..9375dce 100644 (file)
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -18,7 +18,7 @@
 atomic_t irq_err_count;
 
 /* Function pointer for generic interrupt vector handling */
-void (*generic_interrupt_extension)(void) = NULL;
+void (*x86_platform_ipi_callback)(void) = NULL;
 
 /*
  * 'what should we do if we get a hw irq event on an illegal vector'.
@@ -72,10 +72,10 @@ static int show_other_interrupts(struct seq_file *p, int prec)
                seq_printf(p, "%10u ", irq_stats(j)->apic_pending_irqs);
        seq_printf(p, "  Performance pending work\n");
 #endif
-       if (generic_interrupt_extension) {
+       if (x86_platform_ipi_callback) {
                seq_printf(p, "%*s: ", prec, "PLT");
                for_each_online_cpu(j)
-                       seq_printf(p, "%10u ", irq_stats(j)->generic_irqs);
+                       seq_printf(p, "%10u ", irq_stats(j)->x86_platform_ipis);
                seq_printf(p, "  Platform interrupts\n");
        }
 #ifdef CONFIG_SMP
@@ -187,8 +187,8 @@ u64 arch_irq_stat_cpu(unsigned int cpu)
        sum += irq_stats(cpu)->apic_perf_irqs;
        sum += irq_stats(cpu)->apic_pending_irqs;
 #endif
-       if (generic_interrupt_extension)
-               sum += irq_stats(cpu)->generic_irqs;
+       if (x86_platform_ipi_callback)
+               sum += irq_stats(cpu)->x86_platform_ipis;
 #ifdef CONFIG_SMP
        sum += irq_stats(cpu)->irq_resched_count;
        sum += irq_stats(cpu)->irq_call_count;
@@ -252,9 +252,9 @@ unsigned int __irq_entry do_IRQ(struct pt_regs *regs)
 }
 
 /*
- * Handler for GENERIC_INTERRUPT_VECTOR.
+ * Handler for X86_PLATFORM_IPI_VECTOR.
  */
-void smp_generic_interrupt(struct pt_regs *regs)
+void smp_x86_platform_ipi(struct pt_regs *regs)
 {
        struct pt_regs *old_regs = set_irq_regs(regs);
 
@@ -264,10 +264,10 @@ void smp_generic_interrupt(struct pt_regs *regs)
 
        irq_enter();
 
-       inc_irq_stat(generic_irqs);
+       inc_irq_stat(x86_platform_ipis);
 
-       if (generic_interrupt_extension)
-               generic_interrupt_extension();
+       if (x86_platform_ipi_callback)
+               x86_platform_ipi_callback();
 
        run_local_timers();
        irq_exit();

diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index 40f3077..d593222 100644 (file)
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -200,8 +200,8 @@ static void __init apic_intr_init(void)
        /* self generated IPI for local APIC timer */
        alloc_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt);
 
-       /* generic IPI for platform specific use */
-       alloc_intr_gate(GENERIC_INTERRUPT_VECTOR, generic_interrupt);
+       /* IPI for X86 platform specific use */
+       alloc_intr_gate(X86_PLATFORM_IPI_VECTOR, x86_platform_ipi);
 
        /* IPI vectors for APIC spurious and error interrupts */
        alloc_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt);

diff --git a/arch/x86/kernel/uv_time.c b/arch/x86/kernel/uv_time.c
index 2556450..3da7b1d 100644 (file)
--- a/arch/x86/kernel/uv_time.c
+++ b/arch/x86/kernel/uv_time.c
@@ -91,7 +91,7 @@ static void uv_rtc_send_IPI(int cpu)
        pnode = uv_apicid_to_pnode(apicid);
        val = (1UL << UVH_IPI_INT_SEND_SHFT) |
              (apicid << UVH_IPI_INT_APIC_ID_SHFT) |
-             (GENERIC_INTERRUPT_VECTOR << UVH_IPI_INT_VECTOR_SHFT);
+             (X86_PLATFORM_IPI_VECTOR << UVH_IPI_INT_VECTOR_SHFT);
 
        uv_write_global_mmr64(pnode, UVH_IPI_INT, val);
 }
@@ -116,7 +116,7 @@ static int uv_setup_intr(int cpu, u64 expires)
        uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS,
                UVH_EVENT_OCCURRED0_RTC1_MASK);
 
-       val = (GENERIC_INTERRUPT_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) |
+       val = (X86_PLATFORM_IPI_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) |
                ((u64)cpu_physical_id(cpu) << UVH_RTC1_INT_CONFIG_APIC_ID_SHFT);
 
        /* Set configuration */
@@ -364,7 +364,7 @@ static __init int uv_rtc_setup_clock(void)
 {
        int rc;
 
-       if (!uv_rtc_enable || !is_uv_system() || generic_interrupt_extension)
+       if (!uv_rtc_enable || !is_uv_system() || x86_platform_ipi_callback)
                return -ENODEV;
 
        clocksource_uv.mult = clocksource_hz2mult(sn_rtc_cycles_per_second,
@@ -385,7 +385,7 @@ static __init int uv_rtc_setup_clock(void)
        if (rc)
                goto error;
 
-       generic_interrupt_extension = uv_rtc_interrupt;
+       x86_platform_ipi_callback = uv_rtc_interrupt;
 
        clock_event_device_uv.mult = div_sc(sn_rtc_cycles_per_second,
                                NSEC_PER_SEC, clock_event_device_uv.shift);
@@ -398,7 +398,7 @@ static __init int uv_rtc_setup_clock(void)
 
        rc = schedule_on_each_cpu(uv_rtc_register_clockevents);
        if (rc) {
-               generic_interrupt_extension = NULL;
+               x86_platform_ipi_callback = NULL;
                uv_rtc_deallocate_timers();
                goto error;
        }