Daniel De Graaf 5c13f80677 xen/sysfs: Use XENVER_guest_handle to query UUID ...

This hypercall has been present since Xen 3.1, and is the preferred
method for a domain to obtain its UUID. Fall back to the xenstore method
if using an older version of Xen (which returns -ENOSYS).

Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

2012-08-23 10:16:18 -04:00

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