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[Xen-devel] [PATCH 13/14] xen: events: do not workaround too-small nr_ir

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Subject: [Xen-devel] [PATCH 13/14] xen: events: do not workaround too-small nr_irqs
From: Ian Campbell <ian.campbell@xxxxxxxxxx>
Date: Thu, 10 Mar 2011 16:08:14 +0000
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, Ian Campbell <ian.campbell@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
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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@xxxxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
 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();
        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");

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