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| author | Claudio Imbrenda <imbrenda@linux.vnet.ibm.com> | 2017-04-20 10:03:46 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2017-04-20 13:33:09 +0200 |
| commit | aa824e1340e79d26976c9f942add29edf612a67b (patch) | |
| tree | 5f48d1b8ad58b86134595b5f74d428458ffcd7b2 /arch/s390 | |
| parent | 2d42f9477320befd33846c4083cab898998cdee5 (diff) | |
| download | linux-stable-aa824e1340e79d26976c9f942add29edf612a67b.tar.gz linux-stable-aa824e1340e79d26976c9f942add29edf612a67b.tar.bz2 linux-stable-aa824e1340e79d26976c9f942add29edf612a67b.zip | |
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>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/include/asm/mmu.h | 2 | ||||
| -rw-r--r-- | arch/s390/include/asm/mmu_context.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/s390/include/asm/mmu.h b/arch/s390/include/asm/mmu.h index bea785d7f853..bd6f30304518 100644 --- a/arch/s390/include/asm/mmu.h +++ b/arch/s390/include/asm/mmu.h @@ -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) \ diff --git a/arch/s390/include/asm/mmu_context.h b/arch/s390/include/asm/mmu_context.h index 6e31d87fb669..c119d564d8f2 100644 --- a/arch/s390/include/asm/mmu_context.h +++ b/arch/s390/include/asm/mmu_context.h @@ -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: |