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-rw-r--r--xen/include/asm-x86/mach-default/irq_vectors_limits.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/xen/include/asm-x86/mach-default/irq_vectors_limits.h b/xen/include/asm-x86/mach-default/irq_vectors_limits.h
index 69297bc0dc..11e263cb18 100644
--- a/xen/include/asm-x86/mach-default/irq_vectors_limits.h
+++ b/xen/include/asm-x86/mach-default/irq_vectors_limits.h
@@ -1,7 +1,8 @@
#ifndef _ASM_IRQ_VECTORS_LIMITS_H
#define _ASM_IRQ_VECTORS_LIMITS_H
-#define NR_IRQS 224
+/* Limited by number of trap vectors. */
+#define NR_IRQS FIRST_SYSTEM_VECTOR
#define NR_IRQ_VECTORS NR_IRQS
#endif /* _ASM_IRQ_VECTORS_LIMITS_H */