| Date | Tue, 20 Jun 2017 01:37:09 +0200 | From | Thomas Gleixner <> | Subject | [patch 09/55] x86/uv: Create named irq domain |
| |
Use the fwnode to create a named domain so diagnosis works.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- arch/x86/platform/uv/uv_irq.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-)
--- 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_dom { 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); + kfree(fn); + if (uv_domain) + uv_domain->parent = x86_vector_domain; +out: mutex_unlock(&uv_lock); return uv_domain;
|