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x86: UV RTC: Rename generic_interrupt to x86_platform_ipi
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Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
LKML-Reference: <20091014142257.GE11048@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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Dimitri Sivanich authored and Ingo Molnar committed Oct 14, 2009
1 parent d5991ff commit 4a4de9c
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Showing 9 changed files with 25 additions and 25 deletions.
2 changes: 1 addition & 1 deletion arch/x86/include/asm/entry_arch.h
Original file line number Diff line number Diff line change
Expand Up @@ -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
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2 changes: 1 addition & 1 deletion arch/x86/include/asm/hardirq.h
Original file line number Diff line number Diff line change
Expand Up @@ -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
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4 changes: 2 additions & 2 deletions arch/x86/include/asm/hw_irq.h
Original file line number Diff line number Diff line change
Expand Up @@ -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);

Expand Down Expand Up @@ -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);
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2 changes: 1 addition & 1 deletion arch/x86/include/asm/irq.h
Original file line number Diff line number Diff line change
Expand Up @@ -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);

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2 changes: 1 addition & 1 deletion arch/x86/include/asm/irq_vectors.h
Original file line number Diff line number Diff line change
Expand Up @@ -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:
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4 changes: 2 additions & 2 deletions arch/x86/kernel/entry_64.S
Original file line number Diff line number Diff line change
Expand Up @@ -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 \
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20 changes: 10 additions & 10 deletions arch/x86/kernel/irq.c
Original file line number Diff line number Diff line change
Expand Up @@ -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'.
Expand Down Expand Up @@ -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
Expand Down Expand Up @@ -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;
Expand Down Expand Up @@ -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);

Expand All @@ -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();
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4 changes: 2 additions & 2 deletions arch/x86/kernel/irqinit.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
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10 changes: 5 additions & 5 deletions arch/x86/kernel/uv_time.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
}
Expand All @@ -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 */
Expand Down Expand Up @@ -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,
Expand All @@ -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);
Expand All @@ -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;
}
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