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s390/kvm: Add use_cmma field to mm_context_t 

Add use_cmma field to mm_context_t, like we do for storage keys.

Signed-off-by: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
Acked-by: Janosch Frank <frankja@de.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Claudio Imbrenda 2017-04-20 10:03:46 +02:00 committed by Martin Schwidefsky
parent 2d42f94773
commit aa824e1340
2 changed files with 3 additions and 0 deletions
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2
arch/s390/include/asm/mmu.h
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@ -22,6 +22,8 @@ typedef struct {
unsigned int has_pgste:1;
/* The mmu context uses storage keys. */
unsigned int use_skey:1;
/* The mmu context uses CMMA. */
unsigned int use_cmma:1;
} mm_context_t;
#define INIT_MM_CONTEXT(name) \

1
arch/s390/include/asm/mmu_context.h
View File

@ -28,6 +28,7 @@ static inline int init_new_context(struct task_struct *tsk,
mm->context.alloc_pgste = page_table_allocate_pgste;
mm->context.has_pgste = 0;
mm->context.use_skey = 0;
mm->context.use_cmma = 0;
#endif
switch (mm->context.asce_limit) {
case 1UL << 42: