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Commit 5f432711 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

x86/htirq: Create named domain 



Use the fwnode to create a named domain so diagnosis works.

Mark the init function __init while at it.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Link: http://lkml.kernel.org/r/20170619235443.829047007@linutronix.de


Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 1b604745

arch/x86/kernel/apic/htirq.c

+16 −5
Original line number Diff line number Diff line
@@ -150,16 +150,27 @@ static const struct irq_domain_ops htirq_domain_ops = { 
	.deactivate	= htirq_domain_deactivate,

};



void arch_init_htirq_domain(struct irq_domain *parent)

void __init arch_init_htirq_domain(struct irq_domain *parent)

{

	struct fwnode_handle *fn;



	if (disable_apic)

		return;



	htirq_domain = irq_domain_add_tree(NULL, &htirq_domain_ops, NULL);

	fn = irq_domain_alloc_named_fwnode("PCI-HT");

	if (!fn)

		goto warn;



	htirq_domain = irq_domain_create_tree(fn, &htirq_domain_ops, NULL);

	irq_domain_free_fwnode(fn);

	if (!htirq_domain)

		pr_warn("failed to initialize irqdomain for HTIRQ.\n");

	else

		goto warn;



	htirq_domain->parent = parent;

	return;



warn:

	pr_warn("Failed to initialize irqdomain for HTIRQ.\n");

}



int arch_setup_ht_irq(int idx, int pos, struct pci_dev *dev,