Il 25/01/22 09:56, Yong Wu ha scritto:
No need zero for the protect buffer that is only accessed by the IOMMU HW
translation fault happened.
Signed-off-by: Yong Wu <[email protected]>
I would rather keep this a devm_kzalloc instead... the cost is very minimal and
this will be handy when new hardware will be introduced, as it may require a
bigger
buffer: in that case, "older" platforms will use only part of it and we may get
garbage data at the end.
Regards,
Angelo
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