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s390/css: indicate the availability of the AIV facility

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The patch adds an indication for the presence Adapter Interruption
Virtualization facility (AIV) of the general channel subsystem
characteristics.

Signed-off-by: Michael Mueller <mimu@linux.vnet.ibm.com>
Reviewed-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
[change wording]
This commit is contained in:
Michael Mueller 2017-07-10 11:03:42 +02:00 committed by Christian Borntraeger
parent d77e64141e
commit 72b523a30d
1 changed files with 3 additions and 1 deletions
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4
arch/s390/include/asm/css_chars.h
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@ -20,7 +20,9 @@ struct css_general_char {
u32 aif_tdd : 1; /* bit 56 */
u32 : 1;
u32 qebsm : 1; /* bit 58 */
u32 : 8;
u32 : 2;
u32 aiv : 1; /* bit 61 */
u32 : 5;
u32 aif_osa : 1; /* bit 67 */
u32 : 12;
u32 eadm_rf : 1; /* bit 80 */