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Subject[PATCH 13/14] xen: events: do not workaround too-small nr_irqs
Date
With the introduction of e7bcecb7b1d2 "genirq: Make nr_irqs runtime expandable"
nr_irqs can grow as necessary to accommodate our allocation requests.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
---
drivers/xen/events.c | 7 -------
1 files changed, 0 insertions(+), 7 deletions(-)
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 6782251..7c36689 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -423,15 +423,8 @@ static int xen_allocate_irq_dynamic(void)
first = get_nr_irqs_gsi();
#endif

-retry:
irq = irq_alloc_desc_from(first, -1);

- if (irq == -ENOMEM && first > NR_IRQS_LEGACY) {
- printk(KERN_ERR "Out of dynamic IRQ space and eating into GSI space. You should increase nr_irqs\n");
- first = max(NR_IRQS_LEGACY, first - NR_IRQS_LEGACY);
- goto retry;
- }
-
if (irq < 0)
panic("No available IRQ to bind to: increase nr_irqs!\n");

--
1.5.6.5


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