Commit-ID: 9d35f859590efa48be51b8ccded6550e0440e2c7
Gitweb: http://git.kernel.org/tip/9d35f859590efa48be51b8ccded6550e0440e2c7
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Tue, 20 Jun 2017 01:37:06 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 22 Jun 2017 18:21:08 +0200
x86/vector: Create named irq domain
Use the fwnode to create a named domain so diagnosis works.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Keith Busch <keith.busch@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Link: http://lkml.kernel.org/r/20170619235443.673635238@xxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/kernel/apic/vector.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c
index 6b21b9e..47c5d01 100644
--- a/arch/x86/kernel/apic/vector.c
+++ b/arch/x86/kernel/apic/vector.c
@@ -429,11 +429,16 @@ static void init_legacy_irqs(void) { }
int __init arch_early_irq_init(void)
{
+ struct fwnode_handle *fn;
+
init_legacy_irqs();
- x86_vector_domain = irq_domain_add_tree(NULL, &x86_vector_domain_ops,
- NULL);
+ fn = irq_domain_alloc_named_fwnode("VECTOR");
+ BUG_ON(!fn);
+ x86_vector_domain = irq_domain_create_tree(fn, &x86_vector_domain_ops,
+ NULL);
BUG_ON(x86_vector_domain == NULL);
+ irq_domain_free_fwnode(fn);
irq_set_default_host(x86_vector_domain);
arch_init_msi_domain(x86_vector_domain);
--
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