提交 ac0a48c3 编写于 作者: P Paolo Bonzini

KVM: x86: rename EMULATE_DO_MMIO

The next patch will reuse it for other userspace exits than MMIO,
namely debug events.
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
上级 a343c9b7
......@@ -803,8 +803,8 @@ extern u32 kvm_min_guest_tsc_khz;
extern u32 kvm_max_guest_tsc_khz;
enum emulation_result {
EMULATE_DONE, /* no further processing */
EMULATE_DO_MMIO, /* kvm_run filled with mmio request */
EMULATE_DONE, /* no further processing */
EMULATE_USER_EXIT, /* kvm_run ready for userspace exit */
EMULATE_FAIL, /* can't emulate this instruction */
};
......
......@@ -4182,7 +4182,7 @@ int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t cr2, u32 error_code,
switch (er) {
case EMULATE_DONE:
return 1;
case EMULATE_DO_MMIO:
case EMULATE_USER_EXIT:
++vcpu->stat.mmio_exits;
/* fall through */
case EMULATE_FAIL:
......
......@@ -5452,7 +5452,7 @@ static int handle_invalid_guest_state(struct kvm_vcpu *vcpu)
err = emulate_instruction(vcpu, EMULTYPE_NO_REEXECUTE);
if (err == EMULATE_DO_MMIO) {
if (err == EMULATE_USER_EXIT) {
ret = 0;
goto out;
}
......
......@@ -5038,11 +5038,11 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu,
writeback = false;
vcpu->arch.complete_userspace_io = complete_emulated_pio;
}
r = EMULATE_DO_MMIO;
r = EMULATE_USER_EXIT;
} else if (vcpu->mmio_needed) {
if (!vcpu->mmio_is_write)
writeback = false;
r = EMULATE_DO_MMIO;
r = EMULATE_USER_EXIT;
vcpu->arch.complete_userspace_io = complete_emulated_mmio;
} else if (r == EMULATION_RESTART)
goto restart;
......
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