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KVM: x86 emulator: make emulate_invlpg() an emulator callback 

Removing direct calls to KVM.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-04-20 15:38:44 +03:00
parent 2d04a05bd7
commit 3cb16fe78c
4 changed files with 5 additions and 5 deletions
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1
arch/x86/include/asm/kvm_emulate.h
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@ -154,6 +154,7 @@ struct x86_emulate_ops {
const void *new, const void *new,
unsigned int bytes, unsigned int bytes,
struct x86_exception *fault); struct x86_exception *fault);
void (*invlpg)(struct x86_emulate_ctxt *ctxt, ulong addr);
int (*pio_in_emulated)(struct x86_emulate_ctxt *ctxt, int (*pio_in_emulated)(struct x86_emulate_ctxt *ctxt,
int size, unsigned short port, void *val, int size, unsigned short port, void *val,

1
arch/x86/include/asm/kvm_host.h
View File

@ -690,7 +690,6 @@ struct x86_emulate_ctxt;
int kvm_fast_pio_out(struct kvm_vcpu *vcpu, int size, unsigned short port); int kvm_fast_pio_out(struct kvm_vcpu *vcpu, int size, unsigned short port);
void kvm_emulate_cpuid(struct kvm_vcpu *vcpu); void kvm_emulate_cpuid(struct kvm_vcpu *vcpu);
int kvm_emulate_halt(struct kvm_vcpu *vcpu); int kvm_emulate_halt(struct kvm_vcpu *vcpu);
int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address);
int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu); int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu);
void kvm_get_segment(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg); void kvm_get_segment(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg);

2
arch/x86/kvm/emulate.c
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@ -2573,7 +2573,7 @@ static int em_invlpg(struct x86_emulate_ctxt *ctxt)
rc = linearize(ctxt, c->src.addr.mem, 1, false, &linear); rc = linearize(ctxt, c->src.addr.mem, 1, false, &linear);
if (rc == X86EMUL_CONTINUE) if (rc == X86EMUL_CONTINUE)
emulate_invlpg(ctxt->vcpu, linear); ctxt->ops->invlpg(ctxt, linear);
/* Disable writeback. */ /* Disable writeback. */
c->dst.type = OP_NONE; c->dst.type = OP_NONE;
return X86EMUL_CONTINUE; return X86EMUL_CONTINUE;

6
arch/x86/kvm/x86.c
View File

@ -4128,10 +4128,9 @@ static unsigned long get_segment_base(struct kvm_vcpu *vcpu, int seg)
return kvm_x86_ops->get_segment_base(vcpu, seg); return kvm_x86_ops->get_segment_base(vcpu, seg);
} }
int emulate_invlpg(struct kvm_vcpu *vcpu, gva_t address) static void emulator_invlpg(struct x86_emulate_ctxt *ctxt, ulong address)
{ {
kvm_mmu_invlpg(vcpu, address); kvm_mmu_invlpg(emul_to_vcpu(ctxt), address);
return X86EMUL_CONTINUE;
} }
int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu) int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu)
@ -4382,6 +4381,7 @@ static struct x86_emulate_ops emulate_ops = {
.read_emulated = emulator_read_emulated, .read_emulated = emulator_read_emulated,
.write_emulated = emulator_write_emulated, .write_emulated = emulator_write_emulated,
.cmpxchg_emulated = emulator_cmpxchg_emulated, .cmpxchg_emulated = emulator_cmpxchg_emulated,
.invlpg = emulator_invlpg,
.pio_in_emulated = emulator_pio_in_emulated, .pio_in_emulated = emulator_pio_in_emulated,
.pio_out_emulated = emulator_pio_out_emulated, .pio_out_emulated = emulator_pio_out_emulated,
.get_cached_descriptor = emulator_get_cached_descriptor, .get_cached_descriptor = emulator_get_cached_descriptor,