[13/28] KVM: VMX: Expose various module param vars via capabilities.h
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Message ID 20181203215318.15545-14-sean.j.christopherson@intel.com
State New
Headers show
Series
  • KVM: VMX: Add "vmx" dir and shatter vmx.c
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Commit Message

Sean Christopherson Dec. 3, 2018, 9:53 p.m. UTC
Expose the variables associated with various module params that are
needed by the nested VMX code.  There is no ulterior logic for what
variables are/aren't exposed, this is purely "what's needed by the
nested code".

Note that @nested is intentionally not exposed.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
---
 arch/x86/kvm/vmx/capabilities.h |  7 +++++++
 arch/x86/kvm/vmx/vmx.c          | 12 ++++++------
 2 files changed, 13 insertions(+), 6 deletions(-)

Patch
diff mbox series

diff --git a/arch/x86/kvm/vmx/capabilities.h b/arch/x86/kvm/vmx/capabilities.h
index 8326dce6900d..366b9dd2e4ae 100644
--- a/arch/x86/kvm/vmx/capabilities.h
+++ b/arch/x86/kvm/vmx/capabilities.h
@@ -4,6 +4,13 @@ 
 
 #include "lapic.h"
 
+extern bool __read_mostly enable_vpid;
+extern bool __read_mostly flexpriority_enabled;
+extern bool __read_mostly enable_ept;
+extern bool __read_mostly enable_unrestricted_guest;
+extern bool __read_mostly enable_ept_ad_bits;
+extern bool __read_mostly enable_pml;
+
 struct nested_vmx_msrs {
 	/*
 	 * We only store the "true" versions of the VMX capability MSRs. We
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 3f2eaa886521..ac7999d40808 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -73,23 +73,23 @@  static const struct x86_cpu_id vmx_cpu_id[] = {
 };
 MODULE_DEVICE_TABLE(x86cpu, vmx_cpu_id);
 
-static bool __read_mostly enable_vpid = 1;
+bool __read_mostly enable_vpid = 1;
 module_param_named(vpid, enable_vpid, bool, 0444);
 
 static bool __read_mostly enable_vnmi = 1;
 module_param_named(vnmi, enable_vnmi, bool, S_IRUGO);
 
-static bool __read_mostly flexpriority_enabled = 1;
+bool __read_mostly flexpriority_enabled = 1;
 module_param_named(flexpriority, flexpriority_enabled, bool, S_IRUGO);
 
-static bool __read_mostly enable_ept = 1;
+bool __read_mostly enable_ept = 1;
 module_param_named(ept, enable_ept, bool, S_IRUGO);
 
-static bool __read_mostly enable_unrestricted_guest = 1;
+bool __read_mostly enable_unrestricted_guest = 1;
 module_param_named(unrestricted_guest,
 			enable_unrestricted_guest, bool, S_IRUGO);
 
-static bool __read_mostly enable_ept_ad_bits = 1;
+bool __read_mostly enable_ept_ad_bits = 1;
 module_param_named(eptad, enable_ept_ad_bits, bool, S_IRUGO);
 
 static bool __read_mostly emulate_invalid_guest_state = true;
@@ -116,7 +116,7 @@  module_param(nested_early_check, bool, S_IRUGO);
 
 static u64 __read_mostly host_xss;
 
-static bool __read_mostly enable_pml = 1;
+bool __read_mostly enable_pml = 1;
 module_param_named(pml, enable_pml, bool, S_IRUGO);
 
 #define MSR_TYPE_R	1