[patch 25/55] genirq/cpuhotplug: Remove irq disabling logic

[Thomas Gleixner]

This is called from stop_machine() with interrupts disabled. No point in
disabling them some more.

Signed-off-by: Thomas Gleixner <t...@linutronix.de>
---
 kernel/irq/cpuhotplug.c |   12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

--- a/kernel/irq/cpuhotplug.c
+++ b/kernel/irq/cpuhotplug.c
@@ -59,11 +59,8 @@ static bool migrate_one_irq(struct irq_d
  */
 void irq_migrate_all_off_this_cpu(void)
 {
-       unsigned int irq;
        struct irq_desc *desc;
-       unsigned long flags;
-
-       local_irq_save(flags);
+       unsigned int irq;
 
        for_each_active_irq(irq) {
                bool affinity_broken;
@@ -73,10 +70,9 @@ void irq_migrate_all_off_this_cpu(void)
                affinity_broken = migrate_one_irq(desc);
                raw_spin_unlock(&desc->lock);
 
-               if (affinity_broken)
-                       pr_warn_ratelimited("IRQ%u no longer affine to CPU%u\n",
+               if (affinity_broken) {
+                       pr_warn_ratelimited("IRQ %u: no longer affine to 
CPU%u\n",
                                            irq, smp_processor_id());
+               }
        }
-
-       local_irq_restore(flags);
 }