intel_iommu: fix incorrect device invalidate
"mask" needs to be inverted before use. Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
parent
5449c230fa
commit
6cb99acc28
|
@ -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));
|
||||
|
|
Loading…
Reference in a new issue