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Re: [Xen-devel] Hypercalls from user-space

To: "Srujan D. Kotikela" <ksrujandas@xxxxxxxxx>
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Fri, 24 Sep 2010 12:14:58 -0700
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 24 Sep 2010 12:15:33 -0700
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

 On 09/24/2010 11:38 AM, Srujan D. Kotikela wrote:
> Hi,
>
> Can anyone tell me how to invoke hypercalls from user space? Or any
> pointers for the same.
>
> It's urgent, please help.
>

You can't directly invoke hypercalls from userspace.   In a privileged
domain you can use ioctls on /proc/xen/privcmd.

    J

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  - From: Srujan D. Kotikela

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