mn10300/irq: Use access helper irq_data_get_affinity_mask()

Use access helper irq_data_get_affinity_mask() to hide implementation
details of struct irq_desc.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: linux-am33-list@redhat.com
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: David Howells <dhowells@redhat.com>
Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com>
Link: http://lkml.kernel.org/r/1433145945-789-23-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/mn10300/kernel/cevt-mn10300.c b/arch/mn10300/kernel/cevt-mn10300.c
index 60f64ca1752aff964ee6274ed066ccf9744d5034..326677d4a3b2a6060247edf771ce18eddd683150 100644 (file)
--- a/arch/mn10300/kernel/cevt-mn10300.c
+++ b/arch/mn10300/kernel/cevt-mn10300.c
@@ -123,7 +123,7 @@ int __init init_clockevents(void)
        {
                struct irq_data *data;
                data = irq_get_irq_data(cd->irq);
-               cpumask_copy(data->affinity, cpumask_of(cpu));
+               cpumask_copy(irq_data_get_affinity_mask(data), cpumask_of(cpu));
                iact->flags |= IRQF_NOBALANCING;
        }
 #endif

diff --git a/arch/mn10300/kernel/irq.c b/arch/mn10300/kernel/irq.c
index 480de70f405980c1828f84b6a0eeba5c75203b73..c716437baa2cdbb3658a015cf6895a366b104122 100644 (file)
--- a/arch/mn10300/kernel/irq.c
+++ b/arch/mn10300/kernel/irq.c
@@ -87,7 +87,8 @@ static void mn10300_cpupic_mask_ack(struct irq_data *d)
                tmp2 = GxICR(irq);
 
                irq_affinity_online[irq] =
-                       cpumask_any_and(d->affinity, cpu_online_mask);
+                       cpumask_any_and(irq_data_get_affinity_mask(d),
+                                       cpu_online_mask);
                CROSS_GxICR(irq, irq_affinity_online[irq]) =
                        (tmp & (GxICR_LEVEL | GxICR_ENABLE)) | GxICR_DETECT;
                tmp = CROSS_GxICR(irq, irq_affinity_online[irq]);
@@ -124,7 +125,7 @@ static void mn10300_cpupic_unmask_clear(struct irq_data *d)
        } else {
                tmp = GxICR(irq);
 
-               irq_affinity_online[irq] = cpumask_any_and(d->affinity,
+               irq_affinity_online[irq] = cpumask_any_and(irq_data_get_affinity_mask(d),
                                                           cpu_online_mask);
                CROSS_GxICR(irq, irq_affinity_online[irq]) = (tmp & GxICR_LEVEL) | GxICR_ENABLE | GxICR_DETECT;
                tmp = CROSS_GxICR(irq, irq_affinity_online[irq]);
@@ -316,15 +317,16 @@ void migrate_irqs(void)
        self = smp_processor_id();
        for (irq = 0; irq < NR_IRQS; irq++) {
                struct irq_data *data = irq_get_irq_data(irq);
+               struct cpumask *mask = irq_data_get_affinity_mask(data);
 
                if (irqd_is_per_cpu(data))
                        continue;
 
-               if (cpumask_test_cpu(self, data->affinity) &&
+               if (cpumask_test_cpu(self, mask) &&
                    !cpumask_intersects(&irq_affinity[irq], cpu_online_mask)) {
                        int cpu_id;
                        cpu_id = cpumask_first(cpu_online_mask);
-                       cpumask_set_cpu(cpu_id, data->affinity);
+                       cpumask_set_cpu(cpu_id, mask);
                }
                /* We need to operate irq_affinity_online atomically. */
                arch_local_cli_save(flags);
@@ -335,8 +337,7 @@ void migrate_irqs(void)
                        GxICR(irq) = x & GxICR_LEVEL;
                        tmp = GxICR(irq);
 
-                       new = cpumask_any_and(data->affinity,
-                                             cpu_online_mask);
+                       new = cpumask_any_and(mask, cpu_online_mask);
                        irq_affinity_online[irq] = new;
 
                        CROSS_GxICR(irq, new) =