lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

MIPS: Use generic show_interrupts()

Browse Source 
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2195/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Thomas Gleixner
2011-03-23 21:09:05 +00:00
committed by Ralf Baechle
parent 930cd54b3b
commit f8396c1709
2 changed files with 3 additions and 41 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
arch/mips/Kconfig
View File

@@ -22,6 +22,7 @@ config MIPS
select HAVE_DMA_API_DEBUG select HAVE_DMA_API_DEBUG
select HAVE_GENERIC_HARDIRQS select HAVE_GENERIC_HARDIRQS
select GENERIC_IRQ_PROBE select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
select HAVE_ARCH_JUMP_LABEL select HAVE_ARCH_JUMP_LABEL
menu "Machine selection" menu "Machine selection"

43
arch/mips/kernel/irq.c
View File

@@ -81,48 +81,9 @@ void ack_bad_irq(unsigned int irq)
atomic_t irq_err_count; atomic_t irq_err_count;
/* int arch_show_interrupts(struct seq_file *p, int prec)
* Generic, controller-independent functions:
*/
int show_interrupts(struct seq_file *p, void *v)
{ {
int i = *(loff_t *) v, j; seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
struct irqaction * action;
unsigned long flags;
if (i == 0) {
seq_printf(p, " ");
for_each_online_cpu(j)
seq_printf(p, "CPU%d ", j);
seq_putc(p, '\n');
}
if (i < NR_IRQS) {
raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
action = irq_desc[i].action;
if (!action)
goto skip;
seq_printf(p, "%3d: ", i);
#ifndef CONFIG_SMP
seq_printf(p, "%10u ", kstat_irqs(i));
#else
for_each_online_cpu(j)
seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
#endif
seq_printf(p, " %14s", irq_desc[i].chip->name);
seq_printf(p, " %s", action->name);
for (action=action->next; action; action = action->next)
seq_printf(p, ", %s", action->name);
seq_putc(p, '\n');
skip:
raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
} else if (i == NR_IRQS) {
seq_putc(p, '\n');
seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count));
}
return 0; return 0;
} }