Commit 0f107682 authored by Wanpeng Li's avatar Wanpeng Li Committed by Paolo Bonzini

KVM: VMX: Don't expose PLE enable if there is no hardware support

KVM doesn't expose the PLE capability to the L1 hypervisor, however,
ple_window still shows the default value on L1 hypervisor. This patch
fixes it by clearing all the PLE related module parameter if there is
no PLE capability.
Reviewed-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: default avatarWanpeng Li <wanpeng.li@hotmail.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarRadim Krčmář <rkrcmar@redhat.com>
parent 8a60aea6
...@@ -6779,8 +6779,13 @@ static __init int hardware_setup(void) ...@@ -6779,8 +6779,13 @@ static __init int hardware_setup(void)
if (enable_ept && !cpu_has_vmx_ept_2m_page()) if (enable_ept && !cpu_has_vmx_ept_2m_page())
kvm_disable_largepages(); kvm_disable_largepages();
if (!cpu_has_vmx_ple()) if (!cpu_has_vmx_ple()) {
ple_gap = 0; ple_gap = 0;
ple_window = 0;
ple_window_grow = 0;
ple_window_max = 0;
ple_window_shrink = 0;
}
if (!cpu_has_vmx_apicv()) { if (!cpu_has_vmx_apicv()) {
enable_apicv = 0; enable_apicv = 0;
......
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