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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-05-24 01:13:01 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2012-05-24 01:13:01 -0700 |
commit | e644dae645e167d154c0526358940986682a72b0 (patch) | |
tree | 972993c6568085b8d407fc7e13de10f4b93c651d /arch/s390/kvm/kvm-s390.h | |
parent | 899c612d74d4a242158a4db20367388d6299c028 (diff) | |
parent | 86809173ce32ef03bd4d0389dfc72df0c805e9c4 (diff) |
Merge branch 'next' into for-linus
Diffstat (limited to 'arch/s390/kvm/kvm-s390.h')
-rw-r--r-- | arch/s390/kvm/kvm-s390.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h index 99b0b759711..ff28f9d1c9e 100644 --- a/arch/s390/kvm/kvm-s390.h +++ b/arch/s390/kvm/kvm-s390.h @@ -26,6 +26,7 @@ typedef int (*intercept_handler_t)(struct kvm_vcpu *vcpu); /* negativ values are error codes, positive values for internal conditions */ #define SIE_INTERCEPT_RERUNVCPU (1<<0) +#define SIE_INTERCEPT_UCONTROL (1<<1) int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu); #define VM_EVENT(d_kvm, d_loglevel, d_string, d_args...)\ @@ -47,6 +48,23 @@ static inline int __cpu_is_stopped(struct kvm_vcpu *vcpu) return atomic_read(&vcpu->arch.sie_block->cpuflags) & CPUSTAT_STOP_INT; } +static inline int kvm_is_ucontrol(struct kvm *kvm) +{ +#ifdef CONFIG_KVM_S390_UCONTROL + if (kvm->arch.gmap) + return 0; + return 1; +#else + return 0; +#endif +} + +static inline void kvm_s390_set_prefix(struct kvm_vcpu *vcpu, u32 prefix) +{ + vcpu->arch.sie_block->prefix = prefix & 0x7fffe000u; + vcpu->arch.sie_block->ihcpu = 0xffff; +} + int kvm_s390_handle_wait(struct kvm_vcpu *vcpu); enum hrtimer_restart kvm_s390_idle_wakeup(struct hrtimer *timer); void kvm_s390_tasklet(unsigned long parm); |