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Diffstat (limited to 'sys-kernel/boest-v4.17.15/0009-x86-l1tf-Fix-build-error-seen-if-CONFIG_KVM_INTEL-is.patch')
--rw-r--r--r--sys-kernel/boest-v4.17.15/0009-x86-l1tf-Fix-build-error-seen-if-CONFIG_KVM_INTEL-is.patch40
1 files changed, 40 insertions, 0 deletions
diff --git a/sys-kernel/boest-v4.17.15/0009-x86-l1tf-Fix-build-error-seen-if-CONFIG_KVM_INTEL-is.patch b/sys-kernel/boest-v4.17.15/0009-x86-l1tf-Fix-build-error-seen-if-CONFIG_KVM_INTEL-is.patch
new file mode 100644
index 00000000..fd241d22
--- /dev/null
+++ b/sys-kernel/boest-v4.17.15/0009-x86-l1tf-Fix-build-error-seen-if-CONFIG_KVM_INTEL-is.patch
@@ -0,0 +1,40 @@
+From be13557e67e097e26e323720ce423e0968ab93f1 Mon Sep 17 00:00:00 2001
+From: Guenter Roeck <linux@roeck-us.net>
+Date: Wed, 15 Aug 2018 08:38:33 -0700
+Subject: [PATCH 09/16] x86/l1tf: Fix build error seen if CONFIG_KVM_INTEL is
+ disabled
+
+commit 1eb46908b35dfbac0ec1848d4b1e39667e0187e9 upstream.
+
+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>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ arch/x86/kernel/cpu/bugs.c | 3 +--
+ 1 file changed, 1 insertion(+), 2 deletions(-)
+
+diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
+index edfc64a8a154..d07addb99b71 100644
+--- a/arch/x86/kernel/cpu/bugs.c
++++ b/arch/x86/kernel/cpu/bugs.c
+@@ -648,10 +648,9 @@ 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)
+ {