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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-25 17:46:34 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-25 17:46:34 -0700
commit62d00867514ae1c81ab5e809e189ca159536daee (patch)
treef6662310973b122a5ae891aca65b3a2732e9b5cb /arch/mips/kernel/irq.c
parentbe4d250ab41e13f8f945be6896695e870b38ba31 (diff)
parentc8fb4022cf61a0462ad01525e0b3dd00410e9eac (diff)
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus: (49 commits) MIPS: JZ4740: Set nand ecc offsets for the qi_lb60 board MIPS: JZ4740: qi_lb60: Add gpio-charger device MIPS: Wire up syncfs(2). MIPS: Hook up name_to_handle_at, open_by_handle_at and clock_adjtime syscalls. MIPS: VR41xx: Convert to new irq_chip functions MIPS: TXx9: Convert to new irq_chip functions MIPS: SNI: Convert to new irq_chip functions MIPS: Sibyte: Convert to new irq_chip functions MIPS: IP32: Convert to new irq_chip functions MIPS: IP27: Convert to new irq_chip functions MIPS: IP22/IP28: Convert to new irq_chip functions MIPS: RB532: Convert to new irq_chip functions MIPS: PowerTV: Convert to new irq_chip functions MIPS: PNX8550: Convert to new irq_chip functions MIPS: PNX83xx: Convert to new irq_chip functions MIPS: msp71xx: Convert to new irq_chip functions MIPS: Loongson: Convert to new irq_chip functions MIPS: Use generic show_interrupts() MIPS: SMTC: Cleanup the hook mess and use irq_data MIPS: SMTC: Use irq_data in smtc_forward_irq() ...
Diffstat (limited to 'arch/mips/kernel/irq.c')
-rw-r--r--arch/mips/kernel/irq.c49
1 files changed, 5 insertions, 44 deletions
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 4f93db58a79e..1b68ebe1b458 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -81,48 +81,9 @@ void ack_bad_irq(unsigned int irq)
atomic_t irq_err_count;
-/*
- * Generic, controller-independent functions:
- */
-
-int show_interrupts(struct seq_file *p, void *v)
+int arch_show_interrupts(struct seq_file *p, int prec)
{
- int i = *(loff_t *) v, j;
- 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));
- }
+ seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
return 0;
}
@@ -183,8 +144,8 @@ void __irq_entry do_IRQ(unsigned int irq)
{
irq_enter();
check_stack_overflow();
- __DO_IRQ_SMTC_HOOK(irq);
- generic_handle_irq(irq);
+ if (!smtc_handle_on_other_cpu(irq))
+ generic_handle_irq(irq);
irq_exit();
}
@@ -197,7 +158,7 @@ void __irq_entry do_IRQ(unsigned int irq)
void __irq_entry do_IRQ_no_affinity(unsigned int irq)
{
irq_enter();
- __NO_AFFINITY_IRQ_SMTC_HOOK(irq);
+ smtc_im_backstop(irq);
generic_handle_irq(irq);
irq_exit();
}