[Xen-devel] [PATCH] AMD IOMMU: Reset tail and head pointer of cmd buffer and event log

[Wei Wang2 <wei.wang2@xxxxxxx>]

Reset the tail and the head pointers of command buffer and event log to
zero in case that iommu does not reset them after the base addresses of
those buffers are updated. 

Thanks,
Wei

Signed-off-by: Wei Wang <wei.wang2@xxxxxxx>
-- 
AMD GmbH, Germany
Operating System Research Center

Legal Information:
Advanced Micro Devices GmbH
Karl-Hammerschmidt-Str. 34
85609 Dornach b. MÃnchen

GeschÃftsfÃhrer: Jochen Polster, Thomas M. McCoy, Giuliano Meroni
Sitz: Dornach, Gemeinde Aschheim, Landkreis MÃnchen
Registergericht MÃnchen, HRB Nr. 43632

Attachment: mmio.patch
Description: Text Data

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