xen: allocate irq descs on any NUMA node

Allocate irq descs on any NUMA node (we don't care) rather than
specifically node 0, which may not exist.

(At the moment NUMA is meaningless within a domain, so any info
the kernel has is just from an SRAT table we haven't suppressed/disabled.)

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge 2010-12-02 16:14:27 -08:00
parent 2a4c92fa24
commit 29dcbc5c25

View File

@ -423,7 +423,7 @@ static int find_unbound_irq(void)
if (irq == start)
goto no_irqs;
res = irq_alloc_desc_at(irq, 0);
res = irq_alloc_desc_at(irq, -1);
if (WARN_ON(res != irq))
return -1;
@ -630,7 +630,7 @@ int xen_map_pirq_gsi(unsigned pirq, unsigned gsi, int shareable, char *name)
if (identity_mapped_irq(gsi) || (!xen_initial_domain() &&
xen_pv_domain())) {
irq = gsi;
irq_alloc_desc_at(irq, 0);
irq_alloc_desc_at(irq, -1);
} else
irq = find_unbound_irq();