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-rw-r--r--arch/x86/platform/uv/uv_irq.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index 776c6592136c..03fc397335b7 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -160,13 +160,21 @@ static struct irq_domain *uv_get_irq_domain(void)
{
static struct irq_domain *uv_domain;
static DEFINE_MUTEX(uv_lock);
+ struct fwnode_handle *fn;
mutex_lock(&uv_lock);
- if (uv_domain == NULL) {
- uv_domain = irq_domain_add_tree(NULL, &uv_domain_ops, NULL);
- if (uv_domain)
- uv_domain->parent = x86_vector_domain;
- }
+ if (uv_domain)
+ goto out;
+
+ fn = irq_domain_alloc_named_fwnode("UV-CORE");
+ if (!fn)
+ goto out;
+
+ uv_domain = irq_domain_create_tree(fn, &uv_domain_ops, NULL);
+ irq_domain_free_fwnode(fn);
+ if (uv_domain)
+ uv_domain->parent = x86_vector_domain;
+out:
mutex_unlock(&uv_lock);
return uv_domain;