system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-07-23 03:29:48 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

MIPS: irq: Use access helper irq_data_get_affinity_mask()

Browse source 
This is a preparatory patch for moving irq_data struct members.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-mips@linux-mips.org
Cc: LKML <linux-kernel@vger.kernel.org>
Patchwork: https://patchwork.linux-mips.org/patch/10699/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Jiang Liu 2015-07-13 20:45:59 +00:00 committed by Ralf Baechle
parent 586134a84c
commit 5c1594224f
3 changed files with 11 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
arch/mips/bcm63xx/irq.c
View file

@ -60,7 +60,7 @@ static inline int enable_irq_for_cpu(int cpu, struct irq_data *d,
if (m)
enable &= cpumask_test_cpu(cpu, m);
else if (irqd_affinity_was_set(d))
enable &= cpumask_test_cpu(cpu, d->affinity);
enable &= cpumask_test_cpu(cpu, irq_data_get_affinity_mask(d));
#endif
return enable;
}

14
arch/mips/cavium-octeon/octeon-irq.c
View file

@ -225,13 +225,14 @@ static int next_cpu_for_irq(struct irq_data *data)
#ifdef CONFIG_SMP
int cpu;
int weight = cpumask_weight(data->affinity);
struct cpumask *mask = irq_data_get_affinity_mask(data);
int weight = cpumask_weight(mask);
struct octeon_ciu_chip_data *cd = irq_data_get_irq_chip_data(data);
if (weight > 1) {
cpu = cd->current_cpu;
for (;;) {
cpu = cpumask_next(cpu, data->affinity);
cpu = cpumask_next(cpu, mask);
if (cpu >= nr_cpu_ids) {
cpu = -1;
continue;
@ -240,7 +241,7 @@ static int next_cpu_for_irq(struct irq_data *data)
}
}
} else if (weight == 1) {
cpu = cpumask_first(data->affinity);
cpu = cpumask_first(mask);
} else {
cpu = smp_processor_id();
}
@ -712,16 +713,17 @@ static void octeon_irq_cpu_offline_ciu(struct irq_data *data)
{
int cpu = smp_processor_id();
cpumask_t new_affinity;
struct cpumask *mask = irq_data_get_affinity_mask(data);
if (!cpumask_test_cpu(cpu, data->affinity))
if (!cpumask_test_cpu(cpu, mask))
return;
if (cpumask_weight(data->affinity) > 1) {
if (cpumask_weight(mask) > 1) {
/*
* It has multi CPU affinity, just remove this CPU
* from the affinity set.
*/
cpumask_copy(&new_affinity, data->affinity);
cpumask_copy(&new_affinity, mask);
cpumask_clear_cpu(cpu, &new_affinity);
} else {
/* Otherwise, put it on lowest numbered online CPU. */

3
arch/mips/pmcs-msp71xx/msp_irq_cic.c
View file

@ -88,7 +88,8 @@ static void unmask_cic_irq(struct irq_data *d)
* Make sure we have IRQ affinity. It may have changed while
* we were processing the IRQ.
*/
if (!cpumask_test_cpu(smp_processor_id(), d->affinity))
if (!cpumask_test_cpu(smp_processor_id(),
irq_data_get_affinity_mask(d)))
return;
#endif