File 22067-x86-irq-domain.patch of Package xen

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File 22067-x86-irq-domain.patch of Package xen (Revision ea6126fb8c4ec50acea11ff01a47f127)

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# HG changeset patch
# User Keir Fraser <keir.fraser@citrix.com>
# Date 1282817774 -3600
# Node ID 3eb5127e46365242401e37df292fbe290fa0a974
# Parent  eccfdeb41b803d07bcb4f7fa912a8341fdb19162
Fix bind_irq_vector() destination

The "mask" covered all online cpus in the "domain". It should be used
as destination later, instead of using "domain" directly.

Signed-off-by: Sheng Yang <sheng@linux.intel.com>

--- a/xen/arch/x86/irq.c
+++ b/xen/arch/x86/irq.c
@@ -88,14 +88,14 @@ static int __bind_irq_vector(int irq, in
     cpus_and(mask, domain, cpu_online_map);
     if (cpus_empty(mask))
         return -EINVAL;
-    if ((cfg->vector == vector) && cpus_equal(cfg->domain, domain))
+    if ((cfg->vector == vector) && cpus_equal(cfg->domain, mask))
         return 0;
     if (cfg->vector != IRQ_VECTOR_UNASSIGNED) 
         return -EBUSY;
     for_each_cpu_mask(cpu, mask)
         per_cpu(vector_irq, cpu)[vector] = irq;
     cfg->vector = vector;
-    cfg->domain = domain;
+    cfg->domain = mask;
     irq_status[irq] = IRQ_USED;
     if (IO_APIC_IRQ(irq))
         irq_vector[irq] = vector;

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File 22067-x86-irq-domain.patch of Package xen (Revision ea6126fb8c4ec50acea11ff01a47f127)

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