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xen-devel
Re: [Xen-devel] Explicit return type for Hypercall
On 09/04/2009 13:28, "Tej" <bewith.tej@xxxxxxxxx> wrote:
>> The return code is ENOSYS, which is appropriate for an unimplemented
>> hypercall.
>
> Still it could be misleading, because in case of kernel modules
> "module-uti"l packages overrides ENOSYS with message as "Kernel does
> not have module support"
>
> an explicit return type could be useful here.
Separate from the kernel's return code you mean? Yes, you could certainly
define a new ioctl that returns the code in the command structure passed to
the ioctl, for example. I'd have no problem with that.
-- Keir
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