1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index ad33e0159514..435c1958a7b7 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -94,6 +94,7 @@ static void msi_set_mask_bit(unsigned int irq, int flag)
                int offset = entry->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE +
                        PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET;
                writel(flag, entry->mask_base + offset);
+                readl(entry->mask_base + offset);
                break;
        }
        default:

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index ad33e0159514..435c1958a7b7 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c
@@ -94,6 +94,7 @@ static void msi_set_mask_bit(unsigned int irq, int flag)
94	int offset = entry->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE +	94	int offset = entry->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE +
95	PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET;	95	PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET;
96	writel(flag, entry->mask_base + offset);	96	writel(flag, entry->mask_base + offset);
		97	readl(entry->mask_base + offset);
97	break;	98	break;
98	}	99	}
99	default:	100	default: