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Re: [Xen-devel] [PATCH] ocaml/xc_get_cpu_featureset/arm: Return not implemented on ARM

On 29/04/16 15:54, Wei Liu wrote:
> On Fri, Apr 29, 2016 at 02:38:33AM -0400, Konrad Rzeszutek Wilk wrote:
>> . as it is not implemented on it.
>> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
>> ---
>> v1: Initial botched patch that didn't compile.
>> v2: Andrew mentioned to "need to set ENOSYS in the xch last
>>     error." - but we do not use 'failwith_xc', and:
>>        a). The error codes you set are no EXX type.
>>        b). The best I can do is set errno=ENOSYS; Is that what you would 
>> like?
> As far as I can tell this change follows existing pattern so it's
> probably fine. But I will wait until some ocaml experts chime in.

This appears to be the prevailing pattern.

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

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