The bar_pba_size is more than what the pba is expected to have, although
this usually would not affect the bar_size used for dev->msix_exclusive_bar
initialization.

Signed-off-by: Dongli Zhang <dongli.zh...@oracle.com>
---
 hw/pci/msix.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/pci/msix.c b/hw/pci/msix.c
index 702dac4..234c0a3 100644
--- a/hw/pci/msix.c
+++ b/hw/pci/msix.c
@@ -345,7 +345,7 @@ int msix_init_exclusive_bar(PCIDevice *dev, unsigned short 
nentries,
     char *name;
     uint32_t bar_size = 4096;
     uint32_t bar_pba_offset = bar_size / 2;
-    uint32_t bar_pba_size = (nentries / 8 + 1) * 8;
+    uint32_t bar_pba_size = QEMU_ALIGN_UP(nentries, 64) / 8;
 
     /*
      * Migration compatibility dictates that this remains a 4k
-- 
2.7.4


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