"mask" needs to be inverted before use.
Signed-off-by: Peter Xu <[email protected]>
---
hw/i386/intel_iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 1b706ad..5f3e351 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -988,6 +988,7 @@ static void vtd_context_device_invalidate(IntelIOMMUState
*s,
mask = 7; /* Mask bit 2:0 in the SID field */
break;
}
+ mask = ~mask;
VTD_DPRINTF(INV, "device-selective invalidation source 0x%"PRIx16
" mask %"PRIu16, source_id, mask);
vtd_bus = vtd_find_as_from_bus_num(s, VTD_SID_TO_BUS(source_id));
--
2.7.4
