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| author | Jan Kiszka <jan.kiszka@siemens.com> | 2010-02-23 17:47:55 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-04-25 13:00:40 +0300 |
| commit | f92653eeb496fe8624ac4b0d628c916a06a3d25c (patch) | |
| tree | 114da40a81c70bc10efca3b633be98b7d4d70c73 /arch/x86/include | |
| parent | 116a4752c82f767a59c27b2630a8474b936a776a (diff) | |
| download | talos-obmc-linux-f92653eeb496fe8624ac4b0d628c916a06a3d25c.tar.gz talos-obmc-linux-f92653eeb496fe8624ac4b0d628c916a06a3d25c.zip | |
KVM: x86: Add kvm_is_linear_rip
Based on Gleb's suggestion: Add a helper kvm_is_linear_rip that matches
a given linear RIP against the current one. Use this for guest
single-stepping, more users will follow.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index d46e791de129..502fff123e29 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -362,8 +362,8 @@ struct kvm_vcpu_arch { u64 *mce_banks; /* used for guest single stepping over the given code position */ - u16 singlestep_cs; unsigned long singlestep_rip; + /* fields used by HYPER-V emulation */ u64 hv_vapic; }; @@ -820,4 +820,6 @@ int kvm_cpu_get_interrupt(struct kvm_vcpu *v); void kvm_define_shared_msr(unsigned index, u32 msr); void kvm_set_shared_msr(unsigned index, u64 val, u64 mask); +bool kvm_is_linear_rip(struct kvm_vcpu *vcpu, unsigned long linear_rip); + #endif /* _ASM_X86_KVM_HOST_H */ |
