iommu/vt-d: Make root entry visible for hardware right after allocation
In case there was an old root entry, make our new one visible immediately after it was allocated. Tested-by:ZhenHua Li <zhen-hual@hp.com> Tested-by:
Baoquan He <bhe@redhat.com> Signed-off-by:
Joerg Roedel <jroedel@suse.de>
parent
b63d80d1
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