Re: [PATCH v11 06/20] x86/virt/tdx: Handle SEAMCALL running out of entropy error

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On 6/4/23 07:27, Kai Huang wrote:
> Certain SEAMCALL leaf functions may return error due to running out of
> entropy, in which case the SEAMCALL should be retried as suggested by
> the TDX spec.
> 
> Handle this case in SEAMCALL common function.  Mimic the existing
> rdrand_long() to retry RDRAND_RETRY_LOOPS times.

... because who are we kidding?  When the TDX module says it doesn't
have enough entropy it means rdrand.

Reviewed-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>





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