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mn10300/irq: Use access helper irq_data_get_affinity_mask()

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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>
This commit is contained in:
Jiang Liu 2015-06-01 16:05:31 +08:00 committed by Thomas Gleixner
parent 4ba375016f
commit 9d03e784bc
2 changed files with 8 additions and 7 deletions
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2
arch/mn10300/kernel/cevt-mn10300.c
View File

@ -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

13
arch/mn10300/kernel/irq.c
View File

@ -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) =