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| author | Avi Kivity <avi@qumranet.com> | 2007-06-05 15:53:05 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-07-16 12:05:46 +0300 |
| commit | d3bef15f84f91c73a5515ad4c6a1749f8f63afcf (patch) | |
| tree | 3349c121f16a5fe0e1c30d4370573c2a9ed88bb9 /drivers/kvm | |
| parent | ef9254df0b3aeba729e26a062803ee7d90437b5e (diff) | |
| download | kernel_samsung_smdk4412-d3bef15f84f91c73a5515ad4c6a1749f8f63afcf.zip kernel_samsung_smdk4412-d3bef15f84f91c73a5515ad4c6a1749f8f63afcf.tar.gz kernel_samsung_smdk4412-d3bef15f84f91c73a5515ad4c6a1749f8f63afcf.tar.bz2 | |
KVM: Move duplicate halt handling code into kvm_main.c
Will soon have a thid user.
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm')
| -rw-r--r-- | drivers/kvm/kvm.h | 1 | ||||
| -rw-r--r-- | drivers/kvm/kvm_main.c | 11 | ||||
| -rw-r--r-- | drivers/kvm/svm.c | 7 | ||||
| -rw-r--r-- | drivers/kvm/vmx.c | 7 |
4 files changed, 14 insertions, 12 deletions
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h index e665f55..ac358b8 100644 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h @@ -504,6 +504,7 @@ int kvm_setup_pio(struct kvm_vcpu *vcpu, struct kvm_run *run, int in, int size, unsigned long count, int string, int down, gva_t address, int rep, unsigned port); void kvm_emulate_cpuid(struct kvm_vcpu *vcpu); +int kvm_emulate_halt(struct kvm_vcpu *vcpu); int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address); int emulate_clts(struct kvm_vcpu *vcpu); int emulator_get_dr(struct x86_emulate_ctxt* ctxt, int dr, diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 230b25a..5564169 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -1285,6 +1285,17 @@ int emulate_instruction(struct kvm_vcpu *vcpu, } EXPORT_SYMBOL_GPL(emulate_instruction); +int kvm_emulate_halt(struct kvm_vcpu *vcpu) +{ + if (vcpu->irq_summary) + return 1; + + vcpu->run->exit_reason = KVM_EXIT_HLT; + ++vcpu->stat.halt_exits; + return 0; +} +EXPORT_SYMBOL_GPL(kvm_emulate_halt); + int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run) { unsigned long nr, a0, a1, a2, a3, a4, a5, ret; diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index ec040e2..70f386e 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -1115,12 +1115,7 @@ static int halt_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) { vcpu->svm->next_rip = vcpu->svm->vmcb->save.rip + 1; skip_emulated_instruction(vcpu); - if (vcpu->irq_summary) - return 1; - - kvm_run->exit_reason = KVM_EXIT_HLT; - ++vcpu->stat.halt_exits; - return 0; + return kvm_emulate_halt(vcpu); } static int vmmcall_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index a534e6f..90abd3c 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -1896,12 +1896,7 @@ static int handle_interrupt_window(struct kvm_vcpu *vcpu, static int handle_halt(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) { skip_emulated_instruction(vcpu); - if (vcpu->irq_summary) - return 1; - - kvm_run->exit_reason = KVM_EXIT_HLT; - ++vcpu->stat.halt_exits; - return 0; + return kvm_emulate_halt(vcpu); } static int handle_vmcall(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) |