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Re: [Xen-devel] [PATCH] xen/pvshim: fix GNTTABOP_query_size hypercall forwarding with SMAP

On 26/01/18 15:29, Roger Pau Monne wrote:
> Disable SMAP in the shim before bouncing the hypercall, or else L0
> will fail to get the hypercall buffer.
> Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
> Reported-by: Fatih Acar <fatih.acar@xxxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Do we have any other examples of this?  I expect it might be a common
shim pattern.


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