s390/sclp: introduce checks for ESCA and HVS

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Introduce sclp.has_hvs and sclp.has_esca to provide a way for kvm to check
whether the extended-SCA and the home-virtual-SCA facilities are available.

Signed-off-by: Eugene (jno) Dvurechenski <jno@linux.vnet.ibm.com>
Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>

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Eugene (jno) Dvurechenski 2014-10-09 16:04:48 +02:00 • committed by Christian Borntraeger

parent 71f116bfed

commit f7ba1d3426

2 changed files with 8 additions and 1 deletions

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2

arch/s390/include/asm/sclp.h

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7

drivers/s390/char/sclp_early.c

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