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-rw-r--r--include/hw/ppc/openpic.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/hw/ppc/openpic.h b/include/hw/ppc/openpic.h
index ebdaf8a493..bae8dafe16 100644
--- a/include/hw/ppc/openpic.h
+++ b/include/hw/ppc/openpic.h
@@ -55,7 +55,7 @@ typedef enum IRQType {
  * Round up to the nearest 64 IRQs so that the queue length
  * won't change when moving between 32 and 64 bit hosts.
  */
-#define IRQQUEUE_SIZE_BITS ((OPENPIC_MAX_IRQ + 63) & ~63)
+#define IRQQUEUE_SIZE_BITS ROUND_UP(OPENPIC_MAX_IRQ, 64)
 
 typedef struct IRQQueue {
     unsigned long *queue;