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-rw-r--r--kernel/irq/irqdesc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 473b2b6eccb..20ecfb0984e 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -36,12 +36,20 @@ static int __init irq_affinity_setup(char *str)
}
__setup("irqaffinity=", irq_affinity_setup);
+extern struct cpumask hmp_slow_cpu_mask;
+
static void __init init_irq_default_affinity(void)
{
#ifdef CONFIG_CPUMASK_OFFSTACK
if (!irq_default_affinity)
zalloc_cpumask_var(&irq_default_affinity, GFP_NOWAIT);
#endif
+#ifdef CONFIG_SCHED_HMP
+ if (!cpumask_empty(&hmp_slow_cpu_mask)) {
+ cpumask_copy(irq_default_affinity, &hmp_slow_cpu_mask);
+ return;
+ }
+#endif
if (cpumask_empty(irq_default_affinity))
cpumask_setall(irq_default_affinity);
}