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authorGuenter Roeck <linux@roeck-us.net>2018-08-15 18:38:33 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-08-15 19:44:38 +0300
commit1eb46908b35dfbac0ec1848d4b1e39667e0187e9 (patch)
treebbd734e7dd600063ae6289c847b674ac69ebc57e
parent3529b9703c112279d3c302ba0a941ac3a33daa37 (diff)
downloadlinux-1eb46908b35dfbac0ec1848d4b1e39667e0187e9.tar.xz
x86/l1tf: Fix build error seen if CONFIG_KVM_INTEL is disabled
allmodconfig+CONFIG_INTEL_KVM=n results in the following build error. ERROR: "l1tf_vmx_mitigation" [arch/x86/kvm/kvm.ko] undefined! Fixes: 5b76a3cff011 ("KVM: VMX: Tell the nested hypervisor to skip L1D flush on vmentry") Reported-by: Meelis Roos <mroos@linux.ee> Cc: Meelis Roos <mroos@linux.ee> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/x86/kernel/cpu/bugs.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 27830880e7a7..cb4a16292aa7 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -664,10 +664,9 @@ void x86_spec_ctrl_setup_ap(void)
enum l1tf_mitigations l1tf_mitigation __ro_after_init = L1TF_MITIGATION_FLUSH;
#if IS_ENABLED(CONFIG_KVM_INTEL)
EXPORT_SYMBOL_GPL(l1tf_mitigation);
-
+#endif
enum vmx_l1d_flush_state l1tf_vmx_mitigation = VMENTER_L1D_FLUSH_AUTO;
EXPORT_SYMBOL_GPL(l1tf_vmx_mitigation);
-#endif
static void __init l1tf_select_mitigation(void)
{