From: Paolo Bonzini <pbonzini@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: fengguang.wu@intel.com, kvm@vger.kernel.org
Subject: [PATCH] KVM: vmx: fix MPX detection
Date: Wed, 26 Mar 2014 15:54:00 +0100 [thread overview]
Message-ID: <1395845640-1976-1-git-send-email-pbonzini@redhat.com> (raw)
kvm_x86_ops is still NULL at this point. Since kvm_init_msr_list
cannot fail, it is safe to initialize it before the call.
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: kvm@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/kvm/x86.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 39c28f09dfd5..49b514f76b5d 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5537,9 +5537,10 @@ int kvm_arch_init(void *opaque)
goto out_free_percpu;
kvm_set_mmio_spte_mask();
- kvm_init_msr_list();
kvm_x86_ops = ops;
+ kvm_init_msr_list();
+
kvm_mmu_set_mask_ptes(PT_USER_MASK, PT_ACCESSED_MASK,
PT_DIRTY_MASK, PT64_NX_MASK, 0);
--
1.8.5.3
next reply other threads:[~2014-03-26 14:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-26 14:54 Paolo Bonzini [this message]
2014-03-27 8:31 ` Jet Chen
2014-03-27 12:05 ` Paolo Bonzini
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