parisc: tlb flush counting fix for SMP and UP
Fix up build error on UP and show correctly number of function call (ipi) irqs. Signed-off-by: Helge Deller <deller@gmx.de>
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@ -19,12 +19,8 @@ typedef struct {
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#ifdef CONFIG_SMP
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#ifdef CONFIG_SMP
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unsigned int irq_resched_count;
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unsigned int irq_resched_count;
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unsigned int irq_call_count;
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unsigned int irq_call_count;
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/*
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* irq_tlb_count is double-counted in irq_call_count, so it must be
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* subtracted from irq_call_count when displaying irq_call_count
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*/
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unsigned int irq_tlb_count;
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#endif
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#endif
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unsigned int irq_tlb_count;
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} ____cacheline_aligned irq_cpustat_t;
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} ____cacheline_aligned irq_cpustat_t;
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DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
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DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
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@ -22,6 +22,8 @@ extern spinlock_t pa_tlb_lock;
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extern void flush_tlb_all(void);
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extern void flush_tlb_all(void);
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extern void flush_tlb_all_local(void *);
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extern void flush_tlb_all_local(void *);
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#define smp_flush_tlb_all() flush_tlb_all()
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/*
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/*
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* flush_tlb_mm()
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* flush_tlb_mm()
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*
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*
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@ -175,14 +175,13 @@ int arch_show_interrupts(struct seq_file *p, int prec)
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seq_printf(p, " Rescheduling interrupts\n");
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seq_printf(p, " Rescheduling interrupts\n");
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seq_printf(p, "%*s: ", prec, "CAL");
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seq_printf(p, "%*s: ", prec, "CAL");
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for_each_online_cpu(j)
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for_each_online_cpu(j)
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seq_printf(p, "%10u ", irq_stats(j)->irq_call_count -
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seq_printf(p, "%10u ", irq_stats(j)->irq_call_count);
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irq_stats(j)->irq_tlb_count);
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seq_printf(p, " Function call interrupts\n");
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seq_printf(p, " Function call interrupts\n");
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#endif
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seq_printf(p, "%*s: ", prec, "TLB");
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seq_printf(p, "%*s: ", prec, "TLB");
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for_each_online_cpu(j)
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for_each_online_cpu(j)
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seq_printf(p, "%10u ", irq_stats(j)->irq_tlb_count);
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seq_printf(p, "%10u ", irq_stats(j)->irq_tlb_count);
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seq_printf(p, " TLB shootdowns\n");
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seq_printf(p, " TLB shootdowns\n");
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#endif
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return 0;
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return 0;
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}
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}
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@ -263,17 +263,6 @@ void arch_send_call_function_single_ipi(int cpu)
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send_IPI_single(cpu, IPI_CALL_FUNC_SINGLE);
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send_IPI_single(cpu, IPI_CALL_FUNC_SINGLE);
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}
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}
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/*
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* Flush all other CPU's tlb and then mine. Do this with on_each_cpu()
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* as we want to ensure all TLB's flushed before proceeding.
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*/
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void
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smp_flush_tlb_all(void)
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{
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on_each_cpu(flush_tlb_all_local, NULL, 1);
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}
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/*
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/*
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* Called by secondaries to update state and initialize CPU registers.
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* Called by secondaries to update state and initialize CPU registers.
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*/
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*/
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