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| author | Avi Kivity <avi@redhat.com> | 2011-04-20 13:37:53 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-05-22 08:39:03 -0400 |
| commit | 717746e382e58f075642403eaac26bce0640b2c5 (patch) | |
| tree | aa942f278b9382de50df2e9e15614c99eff7330e /arch/x86/kvm/x86.c | |
| parent | 4bff1e86ad286d4b3a54902540abeeaf95e64db3 (diff) | |
| download | lwn-717746e382e58f075642403eaac26bce0640b2c5.tar.gz lwn-717746e382e58f075642403eaac26bce0640b2c5.zip | |
KVM: x86 emulator: drop vcpu argument from cr/dr/cpl/msr callbacks
Making the emulator caller agnostic.
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6a7fbf671b26..16373a5bfd01 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4160,15 +4160,15 @@ int emulate_clts(struct kvm_vcpu *vcpu) return X86EMUL_CONTINUE; } -int emulator_get_dr(int dr, unsigned long *dest, struct kvm_vcpu *vcpu) +int emulator_get_dr(struct x86_emulate_ctxt *ctxt, int dr, unsigned long *dest) { - return _kvm_get_dr(vcpu, dr, dest); + return _kvm_get_dr(emul_to_vcpu(ctxt), dr, dest); } -int emulator_set_dr(int dr, unsigned long value, struct kvm_vcpu *vcpu) +int emulator_set_dr(struct x86_emulate_ctxt *ctxt, int dr, unsigned long value) { - return __kvm_set_dr(vcpu, dr, value); + return __kvm_set_dr(emul_to_vcpu(ctxt), dr, value); } static u64 mk_cr_64(u64 curr_cr, u32 new_val) @@ -4176,8 +4176,9 @@ static u64 mk_cr_64(u64 curr_cr, u32 new_val) return (curr_cr & ~((1ULL << 32) - 1)) | new_val; } -static unsigned long emulator_get_cr(int cr, struct kvm_vcpu *vcpu) +static unsigned long emulator_get_cr(struct x86_emulate_ctxt *ctxt, int cr) { + struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt); unsigned long value; switch (cr) { @@ -4204,8 +4205,9 @@ static unsigned long emulator_get_cr(int cr, struct kvm_vcpu *vcpu) return value; } -static int emulator_set_cr(int cr, unsigned long val, struct kvm_vcpu *vcpu) +static int emulator_set_cr(struct x86_emulate_ctxt *ctxt, int cr, ulong val) { + struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt); int res = 0; switch (cr) { @@ -4232,9 +4234,9 @@ static int emulator_set_cr(int cr, unsigned long val, struct kvm_vcpu *vcpu) return res; } -static int emulator_get_cpl(struct kvm_vcpu *vcpu) +static int emulator_get_cpl(struct x86_emulate_ctxt *ctxt) { - return kvm_x86_ops->get_cpl(vcpu); + return kvm_x86_ops->get_cpl(emul_to_vcpu(ctxt)); } static void emulator_get_gdt(struct x86_emulate_ctxt *ctxt, struct desc_ptr *dt) @@ -4335,6 +4337,18 @@ static void emulator_set_segment_selector(struct x86_emulate_ctxt *ctxt, kvm_set_segment(emul_to_vcpu(ctxt), &kvm_seg, seg); } +static int emulator_get_msr(struct x86_emulate_ctxt *ctxt, + u32 msr_index, u64 *pdata) +{ + return kvm_get_msr(emul_to_vcpu(ctxt), msr_index, pdata); +} + +static int emulator_set_msr(struct x86_emulate_ctxt *ctxt, + u32 msr_index, u64 data) +{ + return kvm_set_msr(emul_to_vcpu(ctxt), msr_index, data); +} + static void emulator_get_fpu(struct x86_emulate_ctxt *ctxt) { preempt_disable(); @@ -4379,8 +4393,8 @@ static struct x86_emulate_ops emulate_ops = { .cpl = emulator_get_cpl, .get_dr = emulator_get_dr, .set_dr = emulator_set_dr, - .set_msr = kvm_set_msr, - .get_msr = kvm_get_msr, + .set_msr = emulator_set_msr, + .get_msr = emulator_get_msr, .get_fpu = emulator_get_fpu, .put_fpu = emulator_put_fpu, .intercept = emulator_intercept, |