Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-13 06:32:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

KVM: VMX: Remove the secondary execute control dependency on irqchip

Browse Source 
The state of SECONDARY_VM_EXEC_CONTROL shouldn't depend on in-kernel IRQ chip,
this patch fix this.

Signed-off-by: Sheng Yang <sheng.yang@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Sheng Yang 2007-11-21 14:33:25 +08:00 committed by Avi Kivity
parent 0771671749
commit 83ff3b9d4a
1 changed files with 7 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/kvm/vmx.c
View File

@ -193,11 +193,6 @@ static inline int cpu_has_secondary_exec_ctrls(void)
CPU_BASED_ACTIVATE_SECONDARY_CONTROLS);
}
static inline int vm_need_secondary_exec_ctrls(struct kvm *kvm)
{
return ((cpu_has_secondary_exec_ctrls()) && (irqchip_in_kernel(kvm)));
}
static inline int cpu_has_vmx_virtualize_apic_accesses(void)
{
return (vmcs_config.cpu_based_2nd_exec_ctrl &
@ -1524,13 +1519,15 @@ static int vmx_vcpu_setup(struct vcpu_vmx *vmx)
CPU_BASED_CR8_LOAD_EXITING;
#endif
}
if (!vm_need_secondary_exec_ctrls(vmx->vcpu.kvm))
exec_control &= ~CPU_BASED_ACTIVATE_SECONDARY_CONTROLS;
vmcs_write32(CPU_BASED_VM_EXEC_CONTROL, exec_control);
if (vm_need_secondary_exec_ctrls(vmx->vcpu.kvm))
vmcs_write32(SECONDARY_VM_EXEC_CONTROL,
vmcs_config.cpu_based_2nd_exec_ctrl);
if (cpu_has_secondary_exec_ctrls()) {
exec_control = vmcs_config.cpu_based_2nd_exec_ctrl;
if (!vm_need_virtualize_apic_accesses(vmx->vcpu.kvm))
exec_control &=
~SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES;
vmcs_write32(SECONDARY_VM_EXEC_CONTROL, exec_control);
}
vmcs_write32(PAGE_FAULT_ERROR_CODE_MASK, !!bypass_guest_pf);
vmcs_write32(PAGE_FAULT_ERROR_CODE_MATCH, !!bypass_guest_pf);