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CQ Tang authored
A driver would need to know if there are any active references to a a PASID before cleaning up its resources. This function helps check if there are any active users of a PASID before it can perform any recovery on that device. To: Joerg Roedel <joro@8bytes.org> To: linux-kernel@vger.kernel.org To: David Woodhouse <dwmw2@infradead.org> Cc: Jean-Phillipe Brucker <jean-philippe.brucker@arm.com> Cc: iommu@lists.linux-foundation.org Signed-off-by:
CQ Tang <cq.tang@intel.com> Signed-off-by:
Ashok Raj <ashok.raj@intel.com> Signed-off-by:
Joerg Roedel <jroedel@suse.de>
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