s390: Replace clgfi with cghi

The clgfi instruction needs at least z9 machine level. To allow kexec-tools
compiled also with z900, this patch replaces clgfi with the older cghi
instruction.

Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
1 file changed