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Re: [Xen-devel] [RFC Patch v4 7/9] correct xc_domain_save()'s return value

On Mon, Sep 22, Wen Congyang wrote:

> The callbacks may be implemented in libxl, which is another process.
> xc_domain_save() is a public API, and the caller may forget to set
> the errno...
> So we cannot assume that the callbacks has set the errno

Then the caller is using xc_domain_save incorrectly.
Looks like there is no API documentation, other than the source code.


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