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| author | Christian Borntraeger <borntraeger@de.ibm.com> | 2012-01-11 11:20:31 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-03-05 14:52:22 +0200 |
| commit | 60b413c9248495ea400e80e08e4d1e28ed7ee05e (patch) | |
| tree | 37881e9b94d7d736caf04c577f47b555fd34d7ff /arch/s390/include | |
| parent | b9e5dc8d4511e6a00862a795319569e7fe7f60f4 (diff) | |
| download | linux-60b413c9248495ea400e80e08e4d1e28ed7ee05e.tar.bz2 | |
KVM: s390: provide the prefix register via kvm_run
Add the prefix register to the synced register field in kvm_run.
While we need the prefix register most of the time read-only, this
patch also adds handling for guest dirtying of the prefix register.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/s390/include')
| -rw-r--r-- | arch/s390/include/asm/kvm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/include/asm/kvm.h b/arch/s390/include/asm/kvm.h index 325560afb77e..9fc328c26159 100644 --- a/arch/s390/include/asm/kvm.h +++ b/arch/s390/include/asm/kvm.h @@ -41,7 +41,9 @@ struct kvm_debug_exit_arch { struct kvm_guest_debug_arch { }; +#define KVM_SYNC_PREFIX (1UL << 0) /* definition of registers in kvm_run */ struct kvm_sync_regs { + __u64 prefix; /* prefix register */ }; #endif |