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Diffstat (limited to 'arch/sh/kernel/irq.c')
-rw-r--r--arch/sh/kernel/irq.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index c7ebd6aec95..3b93682bf18 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -17,6 +17,8 @@
#include <asm/thread_info.h>
#include <asm/cpu/mmu_context.h>
+atomic_t irq_err_count;
+
/*
* 'what should we do if we get a hw irq event on an illegal vector'.
* each architecture has to answer this themselves, it doesn't deserve
@@ -47,8 +49,10 @@ int show_interrupts(struct seq_file *p, void *v)
if (!action)
goto unlock;
seq_printf(p, "%3d: ",i);
- seq_printf(p, "%10u ", kstat_irqs(i));
- seq_printf(p, " %14s", irq_desc[i].chip->typename);
+ for_each_online_cpu(j)
+ seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
+ seq_printf(p, " %14s", irq_desc[i].chip->name);
+ seq_printf(p, "-%s", handle_irq_name(irq_desc[i].handle_irq));
seq_printf(p, " %s", action->name);
for (action=action->next; action; action = action->next)
@@ -56,7 +60,9 @@ int show_interrupts(struct seq_file *p, void *v)
seq_putc(p, '\n');
unlock:
spin_unlock_irqrestore(&irq_desc[i].lock, flags);
- }
+ } else if (i == NR_IRQS)
+ seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count));
+
return 0;
}
#endif
@@ -78,6 +84,7 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7,
struct pt_regs regs)
{
+ struct pt_regs *old_regs = set_irq_regs(&regs);
int irq = r4;
#ifdef CONFIG_4KSTACKS
union irq_ctx *curctx, *irqctx;
@@ -139,7 +146,6 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
__asm__ __volatile__ (
"mov %0, r4 \n"
- "mov %1, r5 \n"
"mov r15, r9 \n"
"jsr @%2 \n"
/* swith to the irq stack */
@@ -147,17 +153,18 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
/* restore the stack (ring zero) */
"mov r9, r15 \n"
: /* no outputs */
- : "r" (irq), "r" (&regs), "r" (__do_IRQ), "r" (isp)
+ : "r" (irq), "r" (generic_handle_irq), "r" (isp)
/* XXX: A somewhat excessive clobber list? -PFM */
: "memory", "r0", "r1", "r2", "r3", "r4",
"r5", "r6", "r7", "r8", "t", "pr"
);
} else
#endif
- __do_IRQ(irq, &regs);
+ generic_handle_irq(irq);
irq_exit();
+ set_irq_regs(old_regs);
return 1;
}