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Commit b102f29b authored by Helge Deller's avatar Helge Deller
Browse files

parisc: Count IPI function call interrupts 



Like other platforms, count the number of IPI function call interrupts
and show it in /proc/interrupts.

Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent 237a97d6

arch/parisc/include/asm/hardirq.h

+1 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ typedef struct { 
	unsigned int irq_stack_usage;

#ifdef CONFIG_SMP

	unsigned int irq_resched_count;

	unsigned int irq_call_count;

#endif

	unsigned int irq_unaligned_count;

	unsigned int irq_fpassist_count;

arch/parisc/kernel/irq.c

+4 −0
Original line number Diff line number Diff line
@@ -180,6 +180,10 @@ int arch_show_interrupts(struct seq_file *p, int prec) 
		for_each_online_cpu(j)

			seq_printf(p, "%10u ", irq_stats(j)->irq_resched_count);

		seq_puts(p, "  Rescheduling interrupts\n");

		seq_printf(p, "%*s: ", prec, "CAL");

		for_each_online_cpu(j)

			seq_printf(p, "%10u ", irq_stats(j)->irq_call_count);

		seq_puts(p, "  Function call interrupts\n");

	}

#endif

	seq_printf(p, "%*s: ", prec, "UAH");

arch/parisc/kernel/smp.c

+1 −0
Original line number Diff line number Diff line
@@ -155,6 +155,7 @@ ipi_interrupt(int irq, void *dev_id) 


			case IPI_CALL_FUNC:

				smp_debug(100, KERN_DEBUG "CPU%d IPI_CALL_FUNC\n", this_cpu);

				inc_irq_stat(irq_call_count);

				generic_smp_call_function_interrupt();

				break;