Re: [Xen-devel] [PATCH] xenpaging: add error code to indicate iommem passthrough

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Olaf Hering writes ("[Xen-devel] [PATCH] xenpaging: add error code to indicate 
iommem passthrough"):
> xenpaging: add error code to indicate iommem passthrough
> 
> Similar to the existing ENODEV and EXDEV error codes, add EMDEV to
> indicate that iommu passthrough is not compatible with paging.
> All error codes are just made-up return codes to give proper error
> messages in the pager.
> 
> Also update the HAP related error message now that paging is enabled
> also on AMD hosts.

The tools parts of this are fine.

Ian.

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