Merge tag 'irqdomain-for-linus' of git://git.secretlab.ca/git/linux

Pull irqdomain refactoring from Grant Likely:
 "This is the long awaited simplification of irqdomain.  It gets rid of
  the different types of irq domains and instead both linear and tree
  mappings can be supported in a single domain.  Doing this removes a
  lot of special case code and makes irq domains simpler to understand
  overall"

* tag 'irqdomain-for-linus' of git://git.secretlab.ca/git/linux:
  irq: fix checkpatch error
  irqdomain: Include hwirq number in /proc/interrupts
  irqdomain: make irq_linear_revmap() a fast path again
  irqdomain: remove irq_domain_generate_simple()
  irqdomain: Refactor irq_domain_associate_many()
  irqdomain: Beef up debugfs output
  irqdomain: Clean up aftermath of irq_domain refactoring
  irqdomain: Eliminate revmap type
  irqdomain: merge linear and tree reverse mappings.
  irqdomain: Add a name field
  irqdomain: Replace LEGACY mapping with LINEAR
  irqdomain: Relax failure path on setting up mappings

arch/powerpc/platforms/powermac/smp.c

@@ -192,7 +192,7 @@ static int psurge_secondary_ipi_init(void)
 {
 	int rc = -ENOMEM;
 
-	psurge_host = irq_domain_add_nomap(NULL, 0, &psurge_host_ops, NULL);
+	psurge_host = irq_domain_add_nomap(NULL, ~0, &psurge_host_ops, NULL);
 
 	if (psurge_host)
 		psurge_secondary_virq = irq_create_direct_mapping(psurge_host);